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Apremilast Impurity 22

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Chemical Name: (S)-2-(1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)isoindoline-1,3-dione
Synonym: Norfloxacin Dipiperazine Impurity ; 1-Ethyl-4-oxo-6,7-bis(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid
CAT No: VS-A077038
CAS No: 2077897-93-7
Mol.F. C20H21NO6S
Mol.Wt.: 403.4
Status: Custom Synthesis


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Apremilast

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CAT No: VS-A077000
CAS No: 608141-41-9
Mol.F.: C22H24N2O7S
Mol.Wt.: 460.5
Status: In Stock

Apremilast EP Impurity B

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CAT No: VS-A077001
CAS No: 15371-06-9
Mol.F.: C10H9NO5
Mol.Wt.: 223.18
Status: Custom Synthesis

Apremilast EP Impurity C

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CAT No: VS-A077002
CAS No: 2487573-02-2
Mol.F.: C21H21NO7S
Mol.Wt.: 431.46
Status: Custom Synthesis

Apremilast EP Impurity D

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CAT No: VS-A077003
CAS No: 2448678-64-4
Mol.F.: C23H26N2O7S
Mol.Wt.: 474.53
Status: Custom Synthesis

Apremilast EP Impurity E

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CAT No: VS-A077004
CAS No: 2487573-03-3
Mol.F.: C22H24N2O7S
Mol.Wt.: 460.5
Status: Custom Synthesis

Apremilast EP Impurity F

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CAT No: VS-A077005
CAS No: N/A
Mol.F.: C20H24N2O7S
Mol.Wt.: 436.48
Status: Custom Synthesis

Apremilast EP Impurity H

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CAT No: VS-A077006
CAS No: 253168-94-4
Mol.F.: C12H19NO4S
Mol.Wt.: 273.35
Status: Custom Synthesis

Apremilast Impurity E

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CAT No: VS-A077007
CAS No: N/A
Mol.F.: C28H25N3O8S
Mol.Wt.: 563.6
Status: Custom Synthesis

Apremilast Dimer

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CAT No: VS-A077008
CAS No: 1802246-60-1
Mol.F.: C30H27N3O9S
Mol.Wt.: 605.62
Status: Custom Synthesis

Desacetyl Apremilast

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CAT No: VS-A077009
CAS No: N/A
Mol.F.: C20H22N2O6S
Mol.Wt.: 418.46
Status: Custom Synthesis

Apremilast R-Isomer

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CAT No: VS-A077010
CAS No: 608141-44-2
Mol.F.: C22H24N2O7S
Mol.Wt.: 460.5
Status: In Stock

Apremilast Olifin Amine

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CAT No: VS-A077011
CAS No: 1450657-31-4
Mol.F.: C12H17NO4S
Mol.Wt.: 271.33
Status: Custom Synthesis

Apremilast Des Oxo Impurity

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CAT No: VS-A077012
CAS No: 2487573-08-8
Mol.F.: C45H48N4O14S2
Mol.Wt.: 933.01
Status: Custom Synthesis

N-Deacetyl Apremilast

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CAT No: VS-A077013
CAS No: 253168-83-1
Mol.F.: C20H22N2O6S
Mol.Wt.: 418.5
Status: Custom Synthesis

Apremilast 2-Acetamido Benzoic Acid Imurity

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CAT No: VS-A077014
CAS No: 1809170-71-5
Mol.F.: C22H26N2O8S
Mol.Wt.: 478.5
Status: In Stock

Apremilast N-formyl impurity

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CAT No: VS-A077015
CAS No: 2077897-94-8
Mol.F.: C21H22N2O7S
Mol.Wt.: 446.5
Status: In Stock

3-Nitrophthalic Acid

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CAT No: VS-A077016
CAS No: 603-11-2
Mol.F.: C8H5NO6
Mol.Wt.: 211.1
Status: Custom Synthesis

Apremilast Impurity 1

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CAT No: VS-A077017
CAS No: 608141-43-1
Mol.F.: C12H19NO4S ; C8H15NO3
Mol.Wt.: 273.4 ; 173.2
Status: Custom Synthesis

Apremilast Impurity 2

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CAT No: VS-A077018
CAS No: 6296-53-3
Mol.F.: C10H7NO4
Mol.Wt.: 205.2
Status: Custom Synthesis

Apremilast Impurity 3

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CAT No: VS-A077019
CAS No: 2097600-16-1
Mol.F.: C14H21NO5S
Mol.Wt.: 315.4
Status: Custom Synthesis

Apremilast Impurity 4

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CAT No: VS-A077020
CAS No: 1407140-51-5
Mol.F.: C20H32N2O6S
Mol.Wt.: 428.5
Status: Custom Synthesis

Apremilast Impurity 5

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CAT No: VS-A077021
CAS No: 2095036-40-9
Mol.F.: C20H20N2O8S
Mol.Wt.: 448.5
Status: Custom Synthesis

Apremilast Impurity 6

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CAT No: VS-A077022
CAS No: 1384967-20-7
Mol.F.: C20H20N2O7S
Mol.Wt.: 432.5
Status: Custom Synthesis

Apremilast Impurity 7

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CAT No: VS-A077023
CAS No: 1384441-38-6
Mol.F.: C21H22N2O7S
Mol.Wt.: 446.5
Status: Custom Synthesis

Apremilast Impurity 8

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CAT No: VS-A077024
CAS No: 2096492-44-1
Mol.F.: C22H24N2O8S
Mol.Wt.: 476.5
Status: Custom Synthesis

Apremilast Impurity 9

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CAT No: VS-A077025
CAS No: 1831833-38-5
Mol.F.: C12H16O4S
Mol.Wt.: 256.32
Status: Custom Synthesis

Apremilast Impurity 10

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CAT No: VS-A077026
CAS No: 608141-42-0
Mol.F.: C12H19NO4S
Mol.Wt.: 273.3
Status: Custom Synthesis

Apremilast Impurity 11

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CAT No: VS-A077027
CAS No: 1384439-80-8
Mol.F.: C17H16N2O6S
Mol.Wt.: 376.38
Status: Custom Synthesis

Apremilast Impurity 12

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CAT No: VS-A077028
CAS No: 1384440-16-7
Mol.F.: C19H20N2O6S
Mol.Wt.: 404.44
Status: Custom Synthesis

Apremilast Impurity 13

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CAT No: VS-A077029
CAS No: 1384439-79-5
Mol.F.: C19H18N2O7S
Mol.Wt.: 418.42
Status: Custom Synthesis

Apremilast Impurity 14

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CAT No: VS-A077030
CAS No: 2487573-05-5
Mol.F.: C18H18N2O6S
Mol.Wt.: 390.41
Status: Custom Synthesis

Apremilast Impurity 15

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CAT No: VS-A077031
CAS No: 2096492-43-0
Mol.F.: C22H24N2O8S
Mol.Wt.: 476.5
Status: Custom Synthesis

Apremilast Impurity 16

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CAT No: VS-A077032
CAS No: 2096492-41-8
Mol.F.: C22H26N2O8S
Mol.Wt.: 478.52
Status: In Stock

Apremilast Impurity 17

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CAT No: VS-A077033
CAS No: 2487573-01-1
Mol.F.: C23H26N2O8S
Mol.Wt.: 490.54
Status: Custom Synthesis

Apremilast Impurity 18

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CAT No: VS-A077034
CAS No: 2055542-18-0
Mol.F.: C12H18O5S
Mol.Wt.: 274.33
Status: Custom Synthesis

Apremilast Impurity 19

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CAT No: VS-A077035
CAS No: 52805-46-6
Mol.F.: C8H7NO2
Mol.Wt.: 149.1
Status: Custom Synthesis

Apremilast Impurity 20

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CAT No: VS-A077036
CAS No: N/A
Mol.F.: C20H22N2O6S
Mol.Wt.: 418.5
Status: Custom Synthesis

Apremilast Impurity 21

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CAT No: VS-A077037
CAS No: 60758-86-3
Mol.F.: C10H11NO2
Mol.Wt.: 177.2
Status: Custom Synthesis

Apremilast Impurity 22

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CAT No: VS-A077038
CAS No: 2077897-93-7
Mol.F.: C20H21NO6S
Mol.Wt.: 403.4
Status: Custom Synthesis

Apremilast Impurity 23

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CAT No: VS-A077039
CAS No: N/A
Mol.F.: C20H24N2O7S
Mol.Wt.: 436.5
Status: Custom Synthesis

Apremilast Impurity 24

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CAT No: VS-A077040
CAS No: 2201974-01-6
Mol.F.: C22H24N2O7S
Mol.Wt.: 460.5
Status: Custom Synthesis

Apremilast Impurity 25

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CAT No: VS-A077041
CAS No: N/A
Mol.F.: C20H20N2O8S
Mol.Wt.: 448.4
Status: Custom Synthesis

Desacetyl Apremilast

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CAT No: VS-A077042
CAS No: 635705-72-5
Mol.F.: C20H22N2O6S
Mol.Wt.: 418.5
Status: Custom Synthesis

Apremilast Impurity 26

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CAT No: VS-A077043
CAS No: N/A
Mol.F.: C18H12N2O7
Mol.Wt.: 368.3
Status: Custom Synthesis

Apremilast Impurity 27

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CAT No: VS-A077044
CAS No: 22235-04-7
Mol.F.: C₁₀H₇NO₄
Mol.Wt.: 205.17
Status: Custom Synthesis

4-Hydroxy benzonitrile

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CAT No: VS-A077045
CAS No: 60758-79-4
Mol.F.: C9H9NO2
Mol.Wt.: 163.2
Status: Custom Synthesis

Apremilast Impurity 28

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CAT No: VS-A077046
CAS No: 2651-55-0
Mol.F.: C10H12O4
Mol.Wt.: 196.2
Status: Custom Synthesis

Apremilast Impurity 29

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CAT No: VS-A077047
CAS No: 1956-36-1
Mol.F.: C10H13NO3
Mol.Wt.: 195.2
Status: Custom Synthesis

Apremilast Impurity 30

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CAT No: VS-A077048
CAS No: 60758-87-4
Mol.F.: C11H13NO2
Mol.Wt.: 191.2
Status: Custom Synthesis

Apremilast Impurity 31

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CAT No: VS-A077049
CAS No: 247569-89-7
Mol.F.: C10H13NO3
Mol.Wt.: 195.2
Status: Custom Synthesis

Apremilast Impurity 32

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CAT No: VS-A077050
CAS No: 1450657-28-9
Mol.F.: C12H16O5S
Mol.Wt.: 272.3
Status: Custom Synthesis

Apremilast Impurity 33

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CAT No: VS-A077051
CAS No: 2139236-60-3
Mol.F.: C12H17NO4S
Mol.Wt.: 271.3
Status: Custom Synthesis

Apremilast Impurity 34

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CAT No: VS-A077052
CAS No: 608142-27-4
Mol.F.: C12H19NO4S
Mol.Wt.: 273.3
Status: Custom Synthesis

Apremilast Impurity 35

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CAT No: VS-A077053
CAS No: 113579-20-7
Mol.F.: C9H9NO4
Mol.Wt.: 195.17
Status: Custom Synthesis

Apremilast Impurity 36

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CAT No: VS-A077054
CAS No: 103259-06-9
Mol.F.: C9H9NO4
Mol.Wt.: 195.17 
Status: Custom Synthesis
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