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Donepezil Impurity 20

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Chemical Name: 2-((1-benzylpiperidin-4-yl)methyl)-6-hydroxy-5-methoxy-2,3-dihydro-1H-inden-1-one
Synonym: 6-Methoxyl esterified compound
CAT No VS-D077045
CAS No 120013-56-1
Mol.F. C23H27NO3
Mol.Wt. 365.5
Status In Stock


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Donepezil

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Mol.F.: C24H29NO3
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Donepezil Maleate

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CAT No: VS-D077001
CAS No: N/A
Mol.F.: C24H31NO2 : C4H4O4
Mol.Wt.: 365.5 : 116.1
Status: Custom Synthesis

Donepezil EP Impurity A

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CAT No: VS-D077002
CAS No: 120014-30-4
Mol.F.: C17H23NO3
Mol.Wt.: 289.4
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Donepezil EP Impurity A (HCl)

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CAT No: VS-D077003
CAS No: 120013-39-0
Mol.F.: C17H23NO3 : HCl
Mol.Wt.: 289.4 : 36.5
Status: In Stock

Donepezil EP Impurity B

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CAT No: VS-D077004
CAS No: 2107-69-9
Mol.F.: C11H12O3 
Mol.Wt.: 192.22
Status: In Stock

Donepezil EP Impurity C

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CAT No: VS-D077005
CAS No: 2452407-76-8
Mol.F.: C24H29NO4
Mol.Wt.: 395.5
Status: Limited Stock

Donepezil EP Impurity D

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CAT No: VS-D077006
CAS No: 4803-57-0
Mol.F.: C17H17NO3
Mol.Wt.: 283.32
Status: In Stock

Donepezil EP Impurity E

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CAT No: VS-D077007
CAS No: 231283-82-2
Mol.F.: C24H24NO3 . Br
Mol.Wt.: 374.46 79.90
Status: In Stock

Donepezil EP Impurity F

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CAT No: VS-D077008
CAS No: 145546-80-1
Mol.F.: C24H27NO3
Mol.Wt.: 377.48
Status: In Stock

Donepezil EP Impurity G

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CAT No: VS-D077009
CAS No: 2452407-72-4
Mol.F.: C24H27NO3
Mol.Wt.: 377.48
Status: Custom Synthesis

Donepezil Hydroxy Acid Impurity

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CAT No: VS-D077010
CAS No: N/A
Mol.F.: C24H31NO5
Mol.Wt.: 413.5
Status: Custom Synthesis

Donepezil Benzyl Bromide

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CAT No: VS-D077011
CAS No: 844694-85-5
Mol.F.: C31H36NO3 : Br
Mol.Wt.: 470.6 : 79.9
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Dehydrodeoxy Donepezil

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CAT No: VS-D077012
CAS No: 120013-45-8
Mol.F.: C24H29NO2
Mol.Wt.: 363.49
Status: In Stock

Deoxydonepezil

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CAT No: VS-D077013
CAS No: 1034439-57-0
Mol.F.: C24H31NO2 : HCl
Mol.Wt.: 365.5 : 36.5
Status: In Stock

Donepezil Dihydro Impurity

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CAT No: VS-D077014
CAS No: 120012-04-6
Mol.F.: C24H31NO3
Mol.Wt.: 381.51
Status: Custom Synthesis

Donepezil N-Oxide

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CAT No: VS-D077015
CAS No: 120013-84-5
Mol.F.: C24H29NO4
Mol.Wt.: 395.49
Status: In Stock

Donepezil Pyridine Dehydro Impurity

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CAT No: VS-D077016
CAS No: 4803-74-1
Mol.F.: C17H15NO3
Mol.Wt.: 281.31
Status: In Stock

Hydroxydonepezil

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CAT No: VS-D077017
CAS No: 197010-20-1
Mol.F.: C24H29NO4
Mol.Wt.: 395.49
Status: In Stock

Donepezil Hydrochloride

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CAT No: VS-D077018
CAS No: 120011-70-3
Mol.F.: C24H29NO3 : HCl
Mol.Wt.: 379.5 : 36.5
Status: In Stock

Donepezil Aldehyde Impurity

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CAT No: VS-D077019
CAS No: 22065-85-6
Mol.F.: C13H17NO
Mol.Wt.: 203.28
Status: Custom Synthesis

Donepezil 6-O-Desmethyl Impurity

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CAT No: VS-D077020
CAS No: 120013-56-1
Mol.F.: C23H27NO3 
Mol.Wt.: 365.47 
Status: Custom Synthesis

Donepezil Didesmethyl Impurity

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CAT No: VS-D077021
CAS No: 220170-71-8
Mol.F.: C22H25NO3 
Mol.Wt.: 351.44 
Status: Custom Synthesis

Donepezil alkene pyridine N-oxide

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CAT No: VS-D077022
CAS No: 896134-06-8
Mol.F.: C17H15NO4 
Mol.Wt.: 297.31 
Status: In Stock

Donepezil Pyridine N-Oxide

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CAT No: VS-D077023
CAS No: 896134-07-9
Mol.F.: C17H17NO4 
Mol.Wt.: 299.32 
Status: In Stock

Donepezil 4-Hydroxy Impurity

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CAT No: VS-D077024
CAS No: 197010-22-3
Mol.F.: C24H29NO4 
Mol.Wt.: 395.49 
Status: Custom Synthesis

Donepezil 5-O-Desmethyl Impurity

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CAT No: VS-D077025
CAS No: 120013-57-2
Mol.F.: C23H27NO3 
Mol.Wt.: 365.47 
Status: Custom Synthesis

Donepezil 3-Hydroxy Impurity

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CAT No: VS-D077026
CAS No: 2097683-67-3
Mol.F.: C24H29NO4 
Mol.Wt.: 395.49 
Status: Custom Synthesis

Donepezil Alkene Pyridine N-Oxide

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CAT No: VS-D077027
CAS No: 2452407-68-8
Mol.F.: C17H151NO4 
Mol.Wt.: 297.31
Status: Custom Synthesis

6-O-Desmethyl Donepezil Glucuronide (Mixture of Diastereomers)

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CAT No: VS-D077028
CAS No: 220170-73-0
Mol.F.: C29H35NO9 
Mol.Wt.: 541.6
Status: Custom Synthesis

Donepezil Impurity 1

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CAT No: VS-D077029
CAS No: N/A
Mol.F.: C24H29NO5 : Na
Mol.Wt.: 411.5 : 23.0
Status: Custom Synthesis

Donepezil Impurity 2

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CAT No: VS-D077030
CAS No: 36517-91-6
Mol.F.: C11H10O4 
Mol.Wt.: 206.2
Status: Custom Synthesis

Donepezil Impurity 3

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CAT No: VS-D077031
CAS No: 1023500-88-0
Mol.F.: C24H27NO4 
Mol.Wt.: 393.49
Status: Custom Synthesis

Donepezil Impurity 4

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CAT No: VS-D077032
CAS No: 2452407-69-9
Mol.F.: C24H29NO3 
Mol.Wt.: 379.5
Status: Custom Synthesis

Donepezil Impurity 6

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CAT No: VS-D077033
CAS No: N/A
Mol.F.: C31H35NO3 
Mol.Wt.: 469.63
Status: Custom Synthesis

Donepezil Impurity 8

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CAT No: VS-D077034
CAS No: 1808997-65-0
Mol.F.: C18H23NO4 
Mol.Wt.: 317.38
Status: In Stock

Donepezil Impurity 9

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CAT No: VS-D077035
CAS No: 2452407-71-3
Mol.F.: C26H33NO4 
Mol.Wt.: 423.56
Status: Custom Synthesis

Donepezil Impurity 11

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CAT No: VS-D077036
CAS No: 2230493-73-7
Mol.F.: C24H27NO3 
Mol.Wt.: 377.49
Status: Custom Synthesis

Donepezil Impurity 12

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CAT No: VS-D077037
CAS No: N/A
Mol.F.: C24H25NO4
Mol.Wt.: 391.46
Status: Custom Synthesis

Donepezil Impurity 13

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CAT No: VS-D077038
CAS No: 608511-44-0
Mol.F.: C24H27NO3
Mol.Wt.: 377.5
Status: Custom Synthesis

Donepezil Impurity 14

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CAT No: VS-D077039
CAS No: 329010-67-5
Mol.F.: C24H29NO4
Mol.Wt.: 395.5
Status: Custom Synthesis

Donepezil Impurity 15

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CAT No: VS-D077040
CAS No: N/A
Mol.F.: C17H23NO3
Mol.Wt.: 289.4
Status: Custom Synthesis

Donepezil Impurity 16

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CAT No: VS-D077041
CAS No: 1034439-43-4
Mol.F.: C17H25NO2 : HCl
Mol.Wt.: 275.4 : 36.5
Status: Custom Synthesis

Donepezil Impurity 17

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CAT No: VS-D077042
CAS No: N/A
Mol.F.: C25H26N2O2
Mol.Wt.: 386.5
Status: Custom Synthesis

Donepezil Impurity 18

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CAT No: VS-D077043
CAS No: 110406-97-8
Mol.F.: C11H15ClO2
Mol.Wt.: 214.7
Status: In Stock

Donepezil Impurity 19

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CAT No: VS-D077044
CAS No: 50786-50-0
Mol.F.: C11H15ClO3
Mol.Wt.: 230.7
Status: In Stock

Donepezil Impurity 20

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CAT No: VS-D077045
CAS No: 120013-56-1
Mol.F.: C23H27NO3
Mol.Wt.: 365.5
Status: In Stock

Donepezil Impurity 21

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CAT No: VS-D077046
CAS No: 4693-38-3
Mol.F.: C11H13ClO3
Mol.Wt.: 228.7
Status: In Stock

Donepezil Dehydro Impurity (E/Z mixture)

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CAT No: VS-D077047
CAS No: 120014-07-5
Mol.F.: C24H27NO3
Mol.Wt.: 377.48
Status: In Stock

Donepezil Impurity 22

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CAT No: VS-D077048
CAS No: 5888-52-8
Mol.F.: C11H16O2
Mol.Wt.: 180.24
Status: In Stock

Donepezil Impurity 23

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CAT No: VS-D077049
CAS No: 104397-78-6
Mol.F.: C11H14O4
Mol.Wt.: 210.23
Status: In Stock

Donepezil Impurity 24

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CAT No: VS-D077050
CAS No: 2069210-78-0
Mol.F.: C24H27NO3
Mol.Wt.: 377.48
Status: In Stock

Donepezil Impurity 25

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CAT No: VS-D077051
CAS No: 2069210-77-9
Mol.F.: C24H27NO3
Mol.Wt.: 377.48
Status: In Stock

Donepezil Impurity 26

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CAT No: VS-D077052
CAS No: 2069210-84-8
Mol.F.: C24H29NO3
Mol.Wt.: 379.49
Status: In Stock

Donepezil Impurity 27

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CAT No: VS-D077053
CAS No: 2069210-83-7
Mol.F.: C24H29NO3
Mol.Wt.: 379.49
Status: In Stock

N-Nitroso Donepezil EP Impurity A

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CAT No: VS-D077054
CAS No: NA
Mol.F.: C17H22N2O4
Mol.Wt.: 318.4
Status: Custom Synthesis

Donepezil Deoxy Impurity

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CAT No: VS-D077055
CAS No: 844694-84-4
Mol.F.: C24H31NO2
Mol.Wt.: 365.51
Status: Custom Synthesis

Donepezil Open-Ring Keto Acid

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CAT No: VS-D077056
CAS No: 197010-25-6
Mol.F.: C24H29NO5
Mol.Wt.: 411.49
Status: Custom Synthesis
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