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Atorvastatin EP Impurity B

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Chemical Name: (3RS,5SR)-7-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-(propan-2-yl)-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid (as per EP)
CAT No: VS-A114003
CAS No: 842103-12-2
Mol.F. C33H35FN2O5
Mol.Wt.: 558.7
Status: Custom Synthesis


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Atorvastatin Calcium Trihydrate

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CAT No: VS-A094016
CAS No: 344423-98-9
Mol.F.: C33H34FN2O5 : 1/2(Ca) : 3/2H2O
Mol.Wt.: 557.6 : 1/2(40.1) : 3/2(18.0)
Status: Custom Synthesis

Atorvastatin EP Impurity A

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CAT No: VS-A094017
CAS No: 1516864-05-3
Mol.F.: C33H35N2O5 : Na
Mol.Wt.: 539.7 : 23.0
Status: Custom Synthesis

Atorvastatin EP Impurity B

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CAT No: VS-A094018
CAS No: 842103-12-2
Mol.F.: C33H35FN2O5
Mol.Wt.: 558.7
Status: Custom Synthesis

Atorvastatin USP Related Compound B (Calcium)

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CAT No: VS-A094019
CAS No: 887196-25-0
Mol.F.: C33H34FN2O5 : 1/2(ca)
Mol.Wt.: 557.6 : 1/2(40.1)
Status: Custom Synthesis

Atorvastatin USP Related Compound B (Sodium)

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CAT No: VS-A094020
CAS No: 1060754-19-9
Mol.F.: C33H35FN2O5 : Na
Mol.Wt.: 558.6 : 23.0
Status: Custom Synthesis

Atorvastatin EP Impurity C

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CAT No: VS-A094021
CAS No: 693794-20-6
Mol.F.: C33H34F2N2O5
Mol.Wt.: 576.6
Status: Custom Synthesis

Atorvastatin EP Impurity D

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CAT No: VS-A094022
CAS No: 148146-51-4
Mol.F.: C26H22FNO4
Mol.Wt.: 431.5
Status: Custom Synthesis

Atorvastatin EP Impurity E 

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CAT No: VS-A094023
CAS No: 1428118-38-0
Mol.F.: C33H34FN2NaO5
Mol.Wt.: 580.2
Status: Custom Synthesis

Atorvastatin EP Impurity E (Calcium Salt)

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CAT No: VS-A094024
CAS No: 1105067-88-6
Mol.F.: C33H34FN2O5 : 1/2(Ca)
Mol.Wt.: 557.6 : 1/2 (40.1)
Status: Custom Synthesis

Atorvastatin EP Impurity F

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CAT No: VS-A094025
CAS No: 887196-24-9
Mol.F.: C40H48FN3O8
Mol.Wt.: 717.8
Status: Custom Synthesis

Atorvastatin EP Impurity F (Calcium Salt)

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CAT No: VS-A094026
CAS No: 1105067-87-5
Mol.F.: C40H48FN3O8 : 1/2(Ca)
Mol.Wt.: 717.8 : 1/2(40.1)
Status: Custom Synthesis

Atorvastatin EP Impurity G

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CAT No: VS-A094027
CAS No: 887324-53-0
Mol.F.: C34H37FN2O5
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin EP Impurity G (Calcium Salt)

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CAT No: VS-A094028
CAS No: 887196-29-4
Mol.F.: C34H36FN2O5 : Ca
Mol.Wt.: 571.7 : 40.1
Status: Custom Synthesis

Atorvastatin EP Impurity H

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CAT No: VS-A094029
CAS No: 125995-03-1
Mol.F.: C33H33FN2O4
Mol.Wt.: 540.6
Status: Custom Synthesis

Atorvastatin EP Impurity I

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CAT No: VS-A094030
CAS No: 125971-95-1
Mol.F.: C40H47FN2O5
Mol.Wt.: 654.8
Status: Custom Synthesis

Atorvastatin EP Impurity J

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CAT No: VS-A094031
CAS No: 1105067-93-3
Mol.F.: C33H33FN2O4
Mol.Wt.: 540.6
Status: Custom Synthesis

Atorvastatin EP Impurity M

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CAT No: VS-A094032
CAS No: 1146977-93-6
Mol.F.: C35H39FN2O5 
Mol.Wt.: 586.7
Status: Custom Synthesis

Atorvastatin EP Impurity K

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CAT No: VS-A094033
CAS No: 345891-62-5
Mol.F.: C34H37FN2O5 
Mol.Wt.: 572.7
Status: Custom Synthesis

Atorvastatin EP Impurity N

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CAT No: VS-A094034
CAS No: 134395-00-9
Mol.F.: C37H43FN2O5 
Mol.Wt.: 614.9
Status: Custom Synthesis

Atorvastatin EP Impurity P

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CAT No: VS-A094035
CAS No: 581772-29-4
Mol.F.: C36H39FN2O5 
Mol.Wt.: 598.7
Status: Custom Synthesis

Atorvastatin EP Impurity P (Sodium salt)

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CAT No: VS-A094036
CAS No: 862260-38-6
Mol.F.: C36H39FN2O5 : Na
Mol.Wt.: 598.7 : 23.0
Status: Custom Synthesis

Atorvastatin EP Impurity Q

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CAT No: VS-A094037
CAS No: 906552-18-9
Mol.F.: C33H35FN2O6
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Epoxy Pyrrolooxazin Tricyclic Analog

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CAT No: VS-A094038
CAS No: N/A
Mol.F.: C33H33FN2O6 
Mol.Wt.: 572.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Analog Sodium salt (USP) 

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CAT No: VS-A094039
CAS No: 148217-40-7
Mol.F.: C33H34FN2O6 : Na
Mol.Wt.: 573.6 : 23.0
Status: Custom Synthesis

(3R,5S)-Atorvastatin

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CAT No: VS-A094040
CAS No: 651770-09-1
Mol.F.: C33H35FN2O5
Mol.Wt.: 558.7
Status: Custom Synthesis

Atorvastatin (3S,5R)-Isomer Methyl Ester

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CAT No: VS-A094041
CAS No: N/A
Mol.F.: C34H37FN2O5 
Mol.Wt.: 572.7
Status: Custom Synthesis

Atorvastatin 2,3,4,5-Dianhydro Acid

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CAT No: VS-A094042
CAS No: 2588261-49-6
Mol.F.: C33H31FN2O3
Mol.Wt.: 522.6
Status: Custom Synthesis

Atorvastatin 2,3-Anhydro Lactone

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CAT No: VS-A094043
CAS No: 442851-50-5
Mol.F.: C33H31FN2O3 
Mol.Wt.: 522.6
Status: Custom Synthesis

Atorvastatin 2-Fluoro Analog

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CAT No: VS-A094044
CAS No: 2243639-97-4
Mol.F.: C33H35FN2O5
Mol.Wt.: 558.7
Status: Custom Synthesis

Atorvastatin 2-Fluoro t-Butyl Ester

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CAT No: VS-A094045
CAS No: N/A
Mol.F.: C40H47FN2O5
Mol.Wt.: 654.8
Status: Custom Synthesis

Atorvastatin 2-Hydroxy Analog

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CAT No: VS-A094046
CAS No: 214217-86-4
Mol.F.: C33H34FN2O6 : 1/2(Ca)
Mol.Wt.: 574.7 : 1/2(40.1)
Status: Custom Synthesis

Atorvastatin 2-Hydroxy Lactone 

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CAT No: VS-A094047
CAS No: 163217-74-1
Mol.F.: C33H33FN205 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin 2-Hydroxy Analog Sodium salt

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CAT No: VS-A094048
CAS No: 163217-75-2
Mol.F.: C33H34FN2NaO6 
Mol.Wt.: 596.6
Status: Custom Synthesis

Atorvastatin 3-Deoxy-Hept-2-Enoic Acid Ethyl Ester 

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CAT No: VS-A094049
CAS No: 1624328-52-4
Mol.F.: C35H37FN2O4 
Mol.Wt.: 568.7
Status: Custom Synthesis

Atorvastatin Acid Sodium salt

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CAT No: VS-A094050
CAS No: 134523-01-6
Mol.F.: C33H34FN2NaO5 
Mol.Wt.: 580.6
Status: Custom Synthesis

Atorvastatin EP Impurity O

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CAT No: VS-A094051
CAS No: N/A
Mol.F.: C33H32FN2NaO5
Mol.Wt.: 578.6
Status: Custom Synthesis

Atorvastatin 3-Oxo Methyl Ester 

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CAT No: VS-A094052
CAS No: 110862-47-0
Mol.F.: C33H35FN2O5 
Mol.Wt.: 570.7
Status: Custom Synthesis

Atorvastatin 3-Oxopropyl Impurity

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CAT No: VS-A094053
CAS No: 110862-46-9
Mol.F.: C29H27FN2O2 
Mol.Wt.: 454.5
Status: Custom Synthesis

Atorvastatin 4-Hydroxy Calcium

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CAT No: VS-A094054
CAS No: 1263176-34-6
Mol.F.: C33H34FN2O6 : 1/2(Ca)
Mol.Wt.: 573.6 : 1/2(40.1)
Status: Custom Synthesis

Atorvastatin 4-Hydroxy Disodium Salt

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CAT No: VS-A094055
CAS No: 214217-88-6
Mol.F.: C33H33FN2Na2O6 
Mol.Wt.: 618.6
Status: Custom Synthesis

Atorvastatin 4-Hydroxy Lactone

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CAT No: VS-A094056
CAS No: 163217-70-7
Mol.F.: C33H33FN2O5 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin 5-O-Methyl Sodium

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CAT No: VS-A094057
CAS No: N/A
Mol.F.: C34H36FN2NaO5 
Mol.Wt.: 594.7
Status: Custom Synthesis

Atorvastatin 5-Oxo Acid

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CAT No: VS-A094058
CAS No: 1391052-82-6
Mol.F.: C33H33FN2O5 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Acetonide Methyl Ester

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CAT No: VS-A094059
CAS No: 1353049-81-6
Mol.F.: C37H41FN2O5 
Mol.Wt.: 612.7
Status: Custom Synthesis

Atorvastatin Acetonide t-Butyl Ester (3S,5S)-Isomer

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CAT No: VS-A094060
CAS No: 472967-95-6
Mol.F.: C40H47FN2O5 
Mol.Wt.: 654.8
Status: Custom Synthesis

Atorvastatin Acetonide t-Butyl Ester (4S, 6R)-Isomer

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CAT No: VS-A094061
CAS No: 1105067-90-0
Mol.F.: C40H47FN2O5 
Mol.Wt.: 654.8
Status: Custom Synthesis

Atorvastatin Acetonide t-Butyl Ester Side Chain (4R,6R)-Isomer 

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CAT No: VS-A094062
CAS No: 125971-94-0
Mol.F.: C14H23NO4 
Mol.Wt.: 269.3
Status: Custom Synthesis

Atorvastatin Acetonide t-Butyl Ester Side Chain (4R,6S)-Isomer

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CAT No: VS-A094063
CAS No: 196085-84-4
Mol.F.: C14H23NO4 
Mol.Wt.: 269.3
Status: Custom Synthesis

Atorvastatin Acetonide t-Butyl Ester Side Chain (4S,6R)-Isomer

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CAT No: VS-A094064
CAS No: 186508-95-2
Mol.F.: C14H23NO4 
Mol.Wt.: 269.3
Status: Custom Synthesis

Atorvastatin Acetonide t-Butyl Ester Side Chain (4S,6S)-Isomer

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CAT No: VS-A094065
CAS No: 196085-85-5
Mol.F.: C14H23NO4 
Mol.Wt.: 269.3
Status: Custom Synthesis

Atorvastatin Acid 

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CAT No: VS-A094066
CAS No: 134523-00-5
Mol.F.: C33H35FN2O5 
Mol.Wt.: 558.6
Status: Custom Synthesis

Atorvastatin Acid Isopropyl Ester

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CAT No: VS-A094067
CAS No: 1035205-25-4
Mol.F.: C36H41FN2O5 
Mol.Wt.: 600.7
Status: Custom Synthesis

Atorvastatin Acyl-beta-D-Glucuronide

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CAT No: VS-A094068
CAS No: 463962-58-5
Mol.F.: C39H43FN2O11 
Mol.Wt.: 734.8
Status: Custom Synthesis

Atorvastatin Diepoxide Calcium Salt

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CAT No: VS-A094069
CAS No: 1807481-01-1
Mol.F.: C33H34FN2O7 : 1/2(Ca)
Mol.Wt.: 589.6 : 1/2(40.1)
Status: Custom Synthesis

Atorvastatin Diepoxide Lactone

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CAT No: VS-A094070
CAS No: 2591410-14-7
Mol.F.: C33H33FN2O6 
Mol.Wt.: 572.6
Status: Custom Synthesis

Atorvastatin Diketo Amide 2-Fluoro Analog

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CAT No: VS-A094071
CAS No: 1797905-42-0
Mol.F.: C26H24FNO3 
Mol.Wt.: 417.5
Status: Custom Synthesis

Atorvastatin Diketo Amide Impurity

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CAT No: VS-A094072
CAS No: 125971-96-2
Mol.F.: C26H24FNO3 
Mol.Wt.: 417.5
Status: Custom Synthesis

Atorvastatin Diketoene Impurity

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CAT No: VS-A094073
CAS No: 1331869-19-2
Mol.F.: C26H22FNO3 
Mol.Wt.: 415.5
Status: Custom Synthesis

Atorvastatin Epoxy Tetrahydrofuran Analog (USP)

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CAT No: VS-A094074
CAS No: 873950-19-7
Mol.F.: C26H24FNO5 
Mol.Wt.: 449.5
Status: Custom Synthesis

Atorvastatin Epoxy Pyrrolooxazin 7-Hydroxy Analog Sodium salt (USP)

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CAT No: VS-A094075
CAS No: 1315629-79-8
Mol.F.: C33H34FN2NaO7 
Mol.Wt.: 612.6
Status: Custom Synthesis

Atorvastatin Epoxy Pyrrolooxazin 6-Hydroxy Analog (USP)

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CAT No: VS-A094076
CAS No: 1316291-19-6
Mol.F.: C33H34FN2NaO7 
Mol.Wt.: 612.6
Status: Custom Synthesis

Atorvastatin Lactone 3-O-Methyl Ether 

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CAT No: VS-A094077
CAS No: N/A
Mol.F.: C34H35FN2O4 
Mol.Wt.: 554.7
Status: Custom Synthesis

Atorvastatin Lactone Dimer

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CAT No: VS-A094078
CAS No: N/A
Mol.F.: C66H66F2N4O8 
Mol.Wt.: 1081.3
Status: Custom Synthesis

Atorvastatin Oxirane Impurity 

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CAT No: VS-A094079
CAS No: 1246818-88-1
Mol.F.: C26H24FNO3 
Mol.Wt.: 417.5
Status: Custom Synthesis

Atorvastatin Pyrrolidone Lactone

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CAT No: VS-A094080
CAS No: 906552-19-0
Mol.F.: C33H33FN2O5 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Methyl Ester 

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CAT No: VS-A094081
CAS No: 1795790-02-1
Mol.F.: C34H37FN2O6 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Phenanthrene Calcium salt

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CAT No: VS-A094082
CAS No: 148127-12-2
Mol.F.: C33H32FN2O6 : 1/2(Ca)
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Phenanthrene Lactone

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CAT No: VS-A094083
CAS No: 1795791-15-9
Mol.F.: C33H31FN2O5 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Phenanthrene Methyl Ester

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CAT No: VS-A094084
CAS No: 906552-20-3
Mol.F.: C34H35FN2O6 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Phenanthrene Sodium salt (R,R)

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CAT No: VS-A094085
CAS No: 1428125-03-4
Mol.F.: C33H32FN2NaO6
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Phenyl Amino Impurity

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CAT No: VS-A094086
CAS No: N/A
Mol.F.: C39H40FN3O4
Mol.Wt.: 633.8
Status: Custom Synthesis

(3R,5S)-Atorvastatin Calcium salt

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CAT No: VS-A094087
CAS No: N/A
Mol.F.: C33H35FN2O5 : 1/2(Ca)
Mol.Wt.: 558.7 : 1/2 (40.1)
Status: Custom Synthesis

Defluoro Atorvastatin Acetonide tert-Butyl Ester 

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CAT No: VS-A094088
CAS No: 1105067-91-1
Mol.F.: C40H48N2O5
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Diamino Impurity

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CAT No: VS-A094089
CAS No: 1116118-82-1
Mol.F.: C50H64FN3O8
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Calcium

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CAT No: VS-A094090
CAS No: 134523-03-8
Mol.F.: C33H35FN2O5 : 1/2(Ca)
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Amide

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CAT No: VS-A094091
CAS No: 2125501-02-0
Mol.F.: C33H36FN3O4
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Sodium Salt Impurity C

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CAT No: VS-A094092
CAS No: 1807481-00-0
Mol.F.: C33H34F2N2O5 : Na
Mol.Wt.: 576.6 : 23.0
Status: Custom Synthesis

Pyrrolidone Atorvastatin

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CAT No: VS-A094093
CAS No: 496060-54-9
Mol.F.: C33H35FN2O6
Mol.Wt.: 556.6
Status: Custom Synthesis

Phenanthrene Atorvastatin

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CAT No: VS-A094094
CAS No: 1046533-62-3
Mol.F.: C33H33FN2O6
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin (3S,5S) Enantiomer

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CAT No: VS-A094095
CAS No: 501121-34-2
Mol.F.: C33H35FN2O5
Mol.Wt.: 558.7
Status: Custom Synthesis

Atorvastatin Pyrrolidine Phenanthrene Calcium

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CAT No: VS-A094096
CAS No: N/A
Mol.F.: C33H33N2O6 : Ca
Mol.Wt.: 553.6 : 40.1
Status: Custom Synthesis

Atorvastatin Impurity 11

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CAT No: VS-A094097
CAS No: 616201-27-5
Mol.F.: C38H43FN2O5
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 12

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CAT No: VS-A094098
CAS No: N/A
Mol.F.: C26H22FNO4 : C26H24FNO5
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 13

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CAT No: VS-A094099
CAS No: 62148-67-8
Mol.F.: C14H10ClFO
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 14

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CAT No: VS-A094100
CAS No: 1403667-07-1
Mol.F.: C14H9Cl2FO
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 15

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CAT No: VS-A094101
CAS No: 444577-70-2
Mol.F.: C26H25NO3
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 16

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CAT No: VS-A094102
CAS No: 363599-73-9
Mol.F.: C36H39FN2O5
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 17

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CAT No: VS-A094103
CAS No: 666714-64-3
Mol.F.: C26H23FN2O
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 18

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CAT No: VS-A094104
CAS No: 141942-85-0
Mol.F.: C7H11NO3
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 19

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CAT No: VS-A094105
CAS No: N/A
Mol.F.: C33H35FN2O7
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 20

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CAT No: VS-A094106
CAS No: 873950-18-6
Mol.F.: C33H35FN2O7
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 21

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CAT No: VS-A094107
CAS No: N/A
Mol.F.: C37H43N3O6
Mol.Wt.: 625.8
Status: Custom Synthesis

Atorvastatin Calcium Trihydrate

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CAT No: VS-A114001
CAS No: 344423-98-9
Mol.F.: C33H34FN2O5 : 1/2(Ca) : 3/2H2O
Mol.Wt.: 557.6 : 1/2(40.1) : 3/2(18.0)
Status: Custom Synthesis

Atorvastatin EP Impurity A (Sodium)

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CAT No: VS-A114002
CAS No: 1516864-05-3
Mol.F.: C33H35N2O5 : Na
Mol.Wt.: 539.7 : 23.0
Status: Custom Synthesis

Atorvastatin EP Impurity B

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CAT No: VS-A114003
CAS No: 842103-12-2
Mol.F.: C33H35FN2O5
Mol.Wt.: 558.7
Status: Custom Synthesis

Atorvastatin USP Related Compound B (Calcium)

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CAT No: VS-A114004
CAS No: 887196-25-0
Mol.F.: C33H34FN2O5 : 1/2(ca)
Mol.Wt.: 557.6 : 1/2(40.1)
Status: Custom Synthesis

Atorvastatin USP Related Compound B (Sodium)

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CAT No: VS-A114005
CAS No: 1060754-19-9
Mol.F.: C33H35FN2O5 : Na
Mol.Wt.: 558.6 : 23.0
Status: Custom Synthesis

Atorvastatin EP Impurity C

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CAT No: VS-A114006
CAS No: 693794-20-6
Mol.F.: C33H34F2N2O5
Mol.Wt.: 576.6
Status: Custom Synthesis

Atorvastatin EP Impurity D (D1)

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CAT No: VS-A114007
CAS No: 148146-51-4
Mol.F.: C26H22FNO4
Mol.Wt.: 431.5
Status: Custom Synthesis

Atorvastatin EP Impurity E (Sodium Salt)

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CAT No: VS-A114008
CAS No: 1428118-38-0
Mol.F.: C33H34FN2NaO5
Mol.Wt.: 580.2
Status: Custom Synthesis

Atorvastatin EP Impurity E (Calcium Salt)

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CAT No: VS-A114009
CAS No: 1105067-88-6
Mol.F.: C33H34FN2O5 : 1/2(Ca)
Mol.Wt.: 557.6 : 1/2 (40.1)
Status: Custom Synthesis

Atorvastatin EP Impurity F

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CAT No: VS-A114010
CAS No: 887196-24-9
Mol.F.: C40H48FN3O8
Mol.Wt.: 717.8
Status: Custom Synthesis

Atorvastatin EP Impurity F (Calcium Salt)

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CAT No: VS-A114011
CAS No: 1105067-87-5
Mol.F.: C40H48FN3O8 : 1/2(Ca)
Mol.Wt.: 717.8 : 1/2(40.1)
Status: Custom Synthesis

Atorvastatin EP Impurity G

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CAT No: VS-A114012
CAS No: 887324-53-0
Mol.F.: C34H37FN2O5
Mol.Wt.: 572.67
Status: Custom Synthesis

Atorvastatin EP Impurity G (Calcium Salt)

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CAT No: VS-A114013
CAS No: 887196-29-4
Mol.F.: C34H36FN2O5 : Ca
Mol.Wt.: 571.7 : 40.1
Status: Custom Synthesis

Atorvastatin EP Impurity H

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CAT No: VS-A114014
CAS No: 125995-03-1
Mol.F.: C33H33FN2O4
Mol.Wt.: 540.6
Status: Custom Synthesis

Atorvastatin EP Impurity I

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CAT No: VS-A114015
CAS No: 125971-95-1
Mol.F.: C40H47FN2O5
Mol.Wt.: 654.8
Status: Custom Synthesis

Atorvastatin EP Impurity J

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CAT No: VS-A114016
CAS No: 1105067-93-3
Mol.F.: C33H33FN2O4
Mol.Wt.: 540.6
Status: Custom Synthesis

Atorvastatin EP Impurity M

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CAT No: VS-A114017
CAS No: 1146977-93-6
Mol.F.: C35H39FN2O5 
Mol.Wt.: 586.7
Status: Custom Synthesis

Atorvastatin EP Impurity K

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CAT No: VS-A114018
CAS No: 345891-62-5
Mol.F.: C34H37FN2O5 
Mol.Wt.: 572.7
Status: Custom Synthesis

Atorvastatin EP Impurity N

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CAT No: VS-A114019
CAS No: 134395-00-9
Mol.F.: C37H43FN2O5 
Mol.Wt.: 614.9
Status: Custom Synthesis

Atorvastatin EP Impurity P

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CAT No: VS-A114020
CAS No: 581772-29-4
Mol.F.: C36H39FN2O5 
Mol.Wt.: 598.7
Status: Custom Synthesis

Atorvastatin EP Impurity P (Sodium salt)

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CAT No: VS-A114021
CAS No: 862260-38-6
Mol.F.: C36H39FN2O5 : Na
Mol.Wt.: 598.7 : 23.0
Status: Custom Synthesis

Atorvastatin EP Impurity Q

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CAT No: VS-A114022
CAS No: 906552-18-9
Mol.F.: C33H35FN2O6
Mol.Wt.: 574.6
Status: Custom Synthesis

Atorvastatin Epoxy Pyrrolooxazin Tricyclic Analog

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CAT No: VS-A114023
CAS No: N/A
Mol.F.: C33H33FN2O6 
Mol.Wt.: 572.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Analog Sodium salt (USP) 

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CAT No: VS-A114024
CAS No: 148217-40-7
Mol.F.: C33H34FN2O6 : Na
Mol.Wt.: 573.6 : 23.0
Status: Custom Synthesis

(3R,5S)-Atorvastatin

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CAT No: VS-A114025
CAS No: 651770-09-1
Mol.F.: C33H35FN2O5
Mol.Wt.: 558.7
Status: Custom Synthesis

Atorvastatin (3S,5R)-Isomer Methyl Ester

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CAT No: VS-A114026
CAS No: N/A
Mol.F.: C34H37FN2O5 
Mol.Wt.: 572.7
Status: Custom Synthesis

Atorvastatin 2,3,4,5-Dianhydro Acid

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CAT No: VS-A114027
CAS No: 2588261-49-6
Mol.F.: C33H31FN2O3
Mol.Wt.: 522.6
Status: Custom Synthesis

Atorvastatin 2,3-Anhydro Lactone

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CAT No: VS-A114028
CAS No: 442851-50-5
Mol.F.: C33H31FN2O3 
Mol.Wt.: 522.6
Status: Custom Synthesis

Atorvastatin 2-Fluoro Analog

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CAT No: VS-A114029
CAS No: 2243639-97-4
Mol.F.: C33H35FN2O5
Mol.Wt.: 558.7
Status: Custom Synthesis

Atorvastatin 2-Fluoro t-Butyl Ester

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CAT No: VS-A114030
CAS No: N/A
Mol.F.: C40H47FN2O5
Mol.Wt.: 654.8
Status: Custom Synthesis

Atorvastatin 2-Hydroxy Analog

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CAT No: VS-A114031
CAS No: 214217-86-4
Mol.F.: C33H34FN2O6 : 1/2(Ca)
Mol.Wt.: 574.7 : 1/2(40.1)
Status: Custom Synthesis

Atorvastatin 2-Hydroxy Lactone 

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CAT No: VS-A114032
CAS No: 163217-74-1
Mol.F.: C33H33FN205 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin 2-Hydroxy Analog Sodium salt

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CAT No: VS-A114033
CAS No: 163217-75-2
Mol.F.: C33H34FN2NaO6 
Mol.Wt.: 596.6
Status: Custom Synthesis

Atorvastatin 3-Deoxy-Hept-2-Enoic Acid Ethyl Ester 

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CAT No: VS-A114034
CAS No: 1624328-52-4
Mol.F.: C35H37FN2O4 
Mol.Wt.: 568.7
Status: Custom Synthesis

Atorvastatin Acid Sodium salt

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CAT No: VS-A114035
CAS No: 134523-01-6
Mol.F.: C33H34FN2NaO5 
Mol.Wt.: 580.6
Status: Custom Synthesis

Atorvastatin EP Impurity O

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CAT No: VS-A114036
CAS No: N/A
Mol.F.: C33H32FN2NaO5
Mol.Wt.: 578.6
Status: Custom Synthesis

Atorvastatin 3-Oxo Methyl Ester 

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CAT No: VS-A114037
CAS No: 110862-47-0
Mol.F.: C33H35FN2O5 
Mol.Wt.: 570.7
Status: Custom Synthesis

Atorvastatin 3-Oxopropyl Impurity

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CAT No: VS-A114038
CAS No: 110862-46-9
Mol.F.: C29H27FN2O2 
Mol.Wt.: 454.5
Status: Custom Synthesis

Atorvastatin 4-Hydroxy Calcium

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CAT No: VS-A114039
CAS No: 1263176-34-6
Mol.F.: C33H34FN2O6 : 1/2(Ca)
Mol.Wt.: 573.6 : 1/2(40.1)
Status: Custom Synthesis

Atorvastatin 4-Hydroxy Disodium Salt

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CAT No: VS-A114040
CAS No: 214217-88-6
Mol.F.: C33H33FN2Na2O6 
Mol.Wt.: 618.6
Status: Custom Synthesis

Atorvastatin 4-Hydroxy Lactone

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CAT No: VS-A114041
CAS No: 163217-70-7
Mol.F.: C33H33FN2O5 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin 5-O-Methyl Sodium

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CAT No: VS-A114042
CAS No: N/A
Mol.F.: C34H36FN2NaO5 
Mol.Wt.: 594.7
Status: Custom Synthesis

Atorvastatin 5-Oxo Acid

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CAT No: VS-A114043
CAS No: 1391052-82-6
Mol.F.: C33H33FN2O5 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Acetonide Methyl Ester

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CAT No: VS-A114044
CAS No: 1353049-81-6
Mol.F.: C37H41FN2O5 
Mol.Wt.: 612.7
Status: Custom Synthesis

Atorvastatin Acetonide t-Butyl Ester (3S,5S)-Isomer

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CAT No: VS-A114045
CAS No: 472967-95-6
Mol.F.: C40H47FN2O5 
Mol.Wt.: 654.8
Status: Custom Synthesis

10-trans-Atorvastatin Acetonide tert-Butyl Ester

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CAT No: VS-A114046
CAS No: 1105067-90-0
Mol.F.: C40H47FN2O5 
Mol.Wt.: 654.8
Status: Custom Synthesis

Atorvastatin Acetonide t-Butyl Ester Side Chain (4R,6R)-Isomer 

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CAT No: VS-A114047
CAS No: 125971-94-0
Mol.F.: C14H23NO4 
Mol.Wt.: 269.3
Status: Custom Synthesis

Atorvastatin Acetonide t-Butyl Ester Side Chain (4R,6S)-Isomer

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CAT No: VS-A114048
CAS No: 196085-84-4
Mol.F.: C14H23NO4 
Mol.Wt.: 269.3
Status: Custom Synthesis

Atorvastatin Acetonide t-Butyl Ester Side Chain (4S,6R)-Isomer

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CAT No: VS-A114049
CAS No: 186508-95-2
Mol.F.: C14H23NO4 
Mol.Wt.: 269.3
Status: Custom Synthesis

Atorvastatin Acetonide t-Butyl Ester Side Chain (4S,6S)-Isomer

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CAT No: VS-A114050
CAS No: 196085-85-5
Mol.F.: C14H23NO4 
Mol.Wt.: 269.3
Status: Custom Synthesis

Atorvastatin Acid 

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CAT No: VS-A114051
CAS No: 134523-00-5
Mol.F.: C33H35FN2O5 
Mol.Wt.: 558.6
Status: Custom Synthesis

Atorvastatin Acid Isopropyl Ester

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CAT No: VS-A114052
CAS No: 1035205-25-4
Mol.F.: C36H41FN2O5 
Mol.Wt.: 600.7
Status: Custom Synthesis

Atorvastatin Acyl-beta-D-Glucuronide

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CAT No: VS-A114053
CAS No: 463962-58-5
Mol.F.: C39H43FN2O11 
Mol.Wt.: 734.8
Status: Custom Synthesis

Atorvastatin Diepoxide Calcium Salt

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CAT No: VS-A114054
CAS No: 1807481-01-1
Mol.F.: C33H34FN2O7 : 1/2(Ca)
Mol.Wt.: 589.6 : 1/2(40.1)
Status: Custom Synthesis

Atorvastatin Diepoxide Lactone

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CAT No: VS-A114055
CAS No: 2591410-14-7
Mol.F.: C33H33FN2O6 
Mol.Wt.: 572.6
Status: Custom Synthesis

Atorvastatin Diketo Amide 2-Fluoro Analog

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CAT No: VS-A114056
CAS No: 1797905-42-0
Mol.F.: C26H24FNO3 
Mol.Wt.: 417.5
Status: Custom Synthesis

Atorvastatin Diketo Amide Impurity

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CAT No: VS-A114057
CAS No: 125971-96-2
Mol.F.: C26H24FNO3 
Mol.Wt.: 417.5
Status: Custom Synthesis

Atorvastatin Diketoene Impurity

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CAT No: VS-A114058
CAS No: 1331869-19-2
Mol.F.: C26H22FNO3 
Mol.Wt.: 415.5
Status: Custom Synthesis

Atorvastatin Epoxy Tetrahydrofuran Analog (USP)

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CAT No: VS-A114059
CAS No: 873950-19-7
Mol.F.: C26H24FNO5 
Mol.Wt.: 449.5
Status: Custom Synthesis

Atorvastatin Epoxy Pyrrolooxazin 7-Hydroxy Analog Sodium salt (USP)

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CAT No: VS-A114060
CAS No: 1315629-79-8
Mol.F.: C33H34FN2O7 : Na
Mol.Wt.: 589.6 : 23.0
Status: Custom Synthesis

Atorvastatin Epoxy Pyrrolooxazin 6-Hydroxy Analog (USP) (SODIUM SALT)

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CAT No: VS-A114061
CAS No: 1316291-19-6
Mol.F.: C33H34FN2O7 : Na
Mol.Wt.: 589.6 : 23.0
Status: Custom Synthesis

Atorvastatin Lactone 3-O-Methyl Ether 

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CAT No: VS-A114062
CAS No: N/A
Mol.F.: C34H35FN2O4 
Mol.Wt.: 554.7
Status: Custom Synthesis

Atorvastatin Lactone Dimer

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CAT No: VS-A114063
CAS No: N/A
Mol.F.: C66H66F2N4O8 
Mol.Wt.: 1081.3
Status: Custom Synthesis

Atorvastatin Oxirane Impurity 

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CAT No: VS-A114064
CAS No: 1246818-88-1
Mol.F.: C26H24FNO3 
Mol.Wt.: 417.5
Status: Custom Synthesis

Atorvastatin Pyrrolidone Lactone

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CAT No: VS-A114065
CAS No: 906552-19-0
Mol.F.: C33H33FN2O5 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Methyl Ester 

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CAT No: VS-A114066
CAS No: 1795790-02-1
Mol.F.: C34H37FN2O6 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Phenanthrene Calcium salt

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CAT No: VS-A114067
CAS No: 148127-12-2
Mol.F.: C33H32FN2O6 : 1/2(Ca)
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Phenanthrene Lactone

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CAT No: VS-A114068
CAS No: 1795791-15-9
Mol.F.: C33H31FN2O5 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Phenanthrene Methyl Ester

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CAT No: VS-A114069
CAS No: 906552-20-3
Mol.F.: C34H35FN2O6 
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Pyrrolidone Phenanthrene Sodium salt (R,R)

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CAT No: VS-A114070
CAS No: 1428125-03-4
Mol.F.: C33H32FN2NaO6
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Phenyl Amino Impurity

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CAT No: VS-A114071
CAS No: N/A
Mol.F.: C39H40FN3O4
Mol.Wt.: 633.8
Status: Custom Synthesis

(3R,5S)-Atorvastatin Calcium salt

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CAT No: VS-A114072
CAS No: N/A
Mol.F.: C33H35FN2O5 : 1/2(Ca)
Mol.Wt.: 558.7 : 1/2 (40.1)
Status: Custom Synthesis

Defluoro Atorvastatin Acetonide tert-Butyl Ester 

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CAT No: VS-A114073
CAS No: 1105067-91-1
Mol.F.: C40H48N2O5
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Diamino Impurity

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CAT No: VS-A114074
CAS No: 1116118-82-1
Mol.F.: C50H64FN3O8
Mol.Wt.: 854.06
Status: Custom Synthesis

Atorvastatin Calcium

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CAT No: VS-A114075
CAS No: 134523-03-8
Mol.F.: C33H35FN2O5 : 1/2(Ca)
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Amide

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CAT No: VS-A114076
CAS No: 2125501-02-0
Mol.F.: C33H36FN3O4
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Sodium Salt Impurity C

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CAT No: VS-A114077
CAS No: 1807481-00-0
Mol.F.: C33H34F2N2O5 : Na
Mol.Wt.: 576.6 : 23.0
Status: Custom Synthesis

Pyrrolidone Atorvastatin

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CAT No: VS-A114078
CAS No: 496060-54-9
Mol.F.: C33H35FN2O6
Mol.Wt.: 556.6
Status: Custom Synthesis

Phenanthrene Atorvastatin

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CAT No: VS-A114079
CAS No: 1046533-62-3
Mol.F.: C33H33FN2O6
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin (3S,5S) Enantiomer

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CAT No: VS-A114080
CAS No: 501121-34-2
Mol.F.: C33H35FN2O5
Mol.Wt.: 558.7
Status: Custom Synthesis

Atorvastatin Pyrrolidine Phenanthrene Calcium

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CAT No: VS-A114081
CAS No: N/A
Mol.F.: C33H33N2O6 : Ca
Mol.Wt.: 553.6 : 40.1
Status: Custom Synthesis

Atorvastatin Impurity 11

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CAT No: VS-A114082
CAS No: 616201-27-5
Mol.F.: C38H43FN2O5
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 12

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CAT No: VS-A114083
CAS No: N/A
Mol.F.: C26H22FNO4 : C26H24FNO5
Mol.Wt.: 431.5 : 449.5
Status: Custom Synthesis

Atorvastatin Impurity 13

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CAT No: VS-A114084
CAS No: 62148-67-8
Mol.F.: C14H10ClFO
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 14

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CAT No: VS-A114085
CAS No: 1403667-07-1
Mol.F.: C14H9Cl2FO
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 15

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CAT No: VS-A114086
CAS No: 444577-70-2
Mol.F.: C26H25NO3
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 16

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CAT No: VS-A114087
CAS No: 363599-73-9
Mol.F.: C36H39FN2O5
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 17

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CAT No: VS-A114088
CAS No: 666714-64-3
Mol.F.: C26H23FN2O
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 18

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CAT No: VS-A114089
CAS No: 141942-85-0
Mol.F.: C7H11NO3
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 19

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CAT No: VS-A114090
CAS No: N/A
Mol.F.: C33H35FN2O7
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 20

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CAT No: VS-A114091
CAS No: 873950-18-6
Mol.F.: C33H35FN2O7
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Impurity 21

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CAT No: VS-A114092
CAS No: N/A
Mol.F.: C37H43N3O6
Mol.Wt.: 625.8
Status: Custom Synthesis

Atorvastatin EP Impurity O

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CAT No: VS-A114093
CAS No: 887196-30-7
Mol.F.: C33H33FN2O5
Mol.Wt.: 556.6
Status: Custom Synthesis

Atorvastatin Lactone Diepoxide

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CAT No: VS-A114094
CAS No: 1046118-40-4
Mol.F.: C33H33FN2O6
Mol.Wt.: 572.6
Status: Custom Synthesis

Dihydroxy Diketo Atorvastatin Impurity

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CAT No: VS-A114095
CAS No: 1046118-44-8
Mol.F.: C26H24FNO5
Mol.Wt.: 449.47
Status: Custom Synthesis

(3R,5S)-Atorvastatin (Sodium Salt)

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CAT No: VS-A114096
CAS No: 131275-93-9
Mol.F.: C33H34FN2NaO5
Mol.Wt.: 580.62
Status: Custom Synthesis

rac-3-Oxo Atorvastatin (Sodium Salt)

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CAT No: VS-A114097
CAS No: 1391052-00-8
Mol.F.: C33H32FN2NaO5
Mol.Wt.: 578.61
Status: Custom Synthesis

4-Hydroxy-Atorvastatin (Calcium Salt)

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CAT No: VS-A114098
CAS No: 265989-44-4
Mol.F.: C66H68CaF2N4O12
Mol.Wt.: 1187.36
Status: Custom Synthesis

2-Hydroxy Atorvastatin (Calcium Salt)

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CAT No: VS-A114099
CAS No: 265989-46-6
Mol.F.: C66H68CaF2N4O12
Mol.Wt.: 1187.35
Status: Custom Synthesis

Atorvastatin EP Impurity C (Calcium Salt)

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CAT No: VS-A114100
CAS No: 693793-53-2
Mol.F.: C66H68CaF2N4O10
Mol.Wt.: 1191.34
Status: Custom Synthesis

Atorvastatin Difluoro Impurity

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CAT No: VS-A114101
CAS No: 693793-82-7
Mol.F.: C26H23F2NO3
Mol.Wt.: 435.46
Status: Custom Synthesis

Atorvastatin EP Impurity A (Calcium salt)

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CAT No: VS-A114102
CAS No: 433289-83-9
Mol.F.: C66H70CaN4O10
Mol.Wt.: 1119.38
Status: Custom Synthesis

Atorvastatin lactone diepoxide

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CAT No: VS-A114103
CAS No: 842162-99-6
Mol.F.: C₃₉H₄₇FN₂O₄Si
Mol.Wt.: 654.89
Status: Custom Synthesis

Atorvastatin Diepoxide

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CAT No: VS-A114104
CAS No: 887470-43-1
Mol.F.: C33H35FN2O7
Mol.Wt.: 590.6
Status: Custom Synthesis

5-DEHYDROXY (3S)-ATORVASTATIN

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CAT No: VS-A114105
CAS No: 887196-26-1
Mol.F.: C33H35FN2O4
Mol.Wt.: 542.64
Status: Custom Synthesis

Atorvastatin Lactam impurity

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CAT No: VS-A114106
CAS No: 906552-18-9
Mol.F.: C33H35FN2O6
Mol.Wt.: 574.64
Status: Custom Synthesis

Atorvastatin EP Impurity E

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CAT No: VS-A114107
CAS No: 501121-34-2
Mol.F.: C33H35FN2O5
Mol.Wt.: 558.2
Status: Custom Synthesis

Atorvastatin EP Impurity A

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CAT No: VS-A114109
CAS No: 433289-84-0
Mol.F.: C33H36N2O5
Mol.Wt.: 540.65
Status: Custom Synthesis

Atorvastatin Impurity 22

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CAT No: VS-A114110
CAS No: 2514955-94-1
Mol.F.: C14H9Br2FO
Mol.Wt.: 372.03
Status: Custom Synthesis

Atorvastatin Impurity 23

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CAT No: VS-A114111
CAS No: 40281-50-3
Mol.F.: C14H11FO
Mol.Wt.: 214.2
Status: Custom Synthesis

Atorvastatin PAR4C impurity-G

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CAT No: VS-A114112
CAS No: NA
Mol.F.: C26H24FNO3
Mol.Wt.: 417.48
Status: Custom Synthesis

Atorvastatin Impurity 24

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CAT No: VS-A114113
CAS No: 2299304-89-3
Mol.F.: C24H44N2O7
Mol.Wt.: 472.6
Status: Custom Synthesis

Atorvastatin Triamino Impurity

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CAT No: VS-A114114
CAS No: NA
Mol.F.: C34H61N3O10
Mol.Wt.: 671.9
Status: Custom Synthesis

Atorvastatin Impurity 25

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CAT No: VS-A114115
CAS No: NA
Mol.F.: C60H81FN4O11
Mol.Wt.: 1053.3
Status: Custom Synthesis

Atorvastatin Impurity 26

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CAT No: VS-A114116
CAS No: NA
Mol.F.: C47H60FN4O11 : Ca
Mol.Wt.: 876.0 : 40.1
Status: Custom Synthesis

Atorvastatin Epoxy Pyrrolooxazin 6-Hydroxy Analog

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CAT No: VS-A114117
CAS No: 873950-17-5
Mol.F.: C33H35FN2O7
Mol.Wt.: 590.64
Status: Custom Synthesis

ATORVASTATIN PYRROLIDONE ANALOG

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CAT No: VS-A114118
CAS No: 691844-60-7
Mol.F.: C33H34FN2O6
Mol.Wt.: 574.64
Status: Custom Synthesis

Atorvastatin impurity 39

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CAT No: VS-A114119
CAS No: 1371615-55-2
Mol.F.: C47H60FN3O8
Mol.Wt.: 814.01
Status: Custom Synthesis

rac-3-Des Hydroxy Atorvastatin

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CAT No: VS-A114120
CAS No: NA
Mol.F.: C33H35FN2O4
Mol.Wt.: 542.64
Status: Custom Synthesis

Atorvastatin Impurity 37

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CAT No: VS-A114121
CAS No: 88675-31-4
Mol.F.: C14H10BrFO
Mol.Wt.: 293.1
Status: Custom Synthesis

Atorvastatin Epoxy Pyrrolooxazin 7-Hydroxy Analog Calcium Salt (usp)

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CAT No: VS-A114122
CAS No: NA
Mol.F.: C66H68CaF2N4O14
Mol.Wt.: 1219.36
Status: Custom Synthesis

Atorvastatin Impurity 38

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CAT No: VS-A114123
CAS No: 347-84-2
Mol.F.: C14H11FO
Mol.Wt.: 214.2
Status: Custom Synthesis

Atorvastatin Impurity 40

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CAT No: VS-A114124
CAS No: 1821498-27-4
Mol.F.: C27H30FNO6
Mol.Wt.: 483.5
Status: Custom Synthesis

Atorvastatin EP Impurity O

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CAT No: VS-A114125
CAS No: NA
Mol.F.: C66H64CaF2N4O10
Mol.Wt.: 1151.31
Status: Custom Synthesis

rac-3-Oxo Atorvastatin Calcium Salt

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CAT No: VS-A114126
CAS No: NA
Mol.F.: C33H32FN2O5 : 1/2Ca2+
Mol.Wt.: 555.6 : 40.1
Status: Custom Synthesis

Atorvastatin Impurity 41

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CAT No: VS-A114127
CAS No: 125971-93-9
Mol.F.: C11H19NO4
Mol.Wt.: 229.3
Status: Custom Synthesis
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