Darifenacin

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Pharmaceutical Reference Standards

Darifenacin Hydrobromide

CAT. No.	CP-D11000
CAS. No.	133099-07-7
Mol. F.	C28H30N2O2 : HBr
Mol. Wt.	426.56 : 80.91
Stock Status:	In Stock

Rel. Cas No: 133099-04-4 (Free base)

Darifenacin Oxidized Impurity

CAT. No.	CP-D11003
CAS. No.	133033-99-5
Mol. F.	C28H28N2O2
Mol. Wt.	424.5
Stock Status:	In Stock

Rel. Cas No: 943034-52-4 (HBr salt)

Darifenacin R Isomer

CAT. No.	CP-D11004
CAS. No.	1092800-15-1
Mol. F.	C28H30N2O2 : HBr
Mol. Wt.	426.56 : 80.91
Stock Status:	In Stock

Rel. Cas No: 133099-05-5 (free base)

Darifenacin Pyrrolidine Impurity (S)-Isomer

CAT. No.	CP-D11005
CAS. No.	134002-26-9
Mol. F.	C18H20N2O : C4H6O6
Mol. Wt.	280.4 : 150.1
Stock Status:	In Stock

Rel. Cas No: 134002-25-8 (Free base)

2,3-Dehydro Darifenacin

CAT. No.	CP-D11007
CAS. No.	943034-52-4
Mol. F.	C28H29BrN2O2
Mol. Wt.	424.5
Stock Status:	Custom Synthesis

Rel. Cas No: 133033-99-5(free base)

Darifenacin 3-Hydroxy Impurity

CAT. No.	CP-D11008
CAS. No.	206048-82-0
Mol. F.	C28H30N2O3
Mol. Wt.	442.6
Stock Status:	Custom Synthesis

Darifenacin Bromo Impurity

CAT. No.	CP-D11009
CAS. No.	127264-14-6
Mol. F.	C10H11BrO
Mol. Wt.	227.1
Stock Status:	In Stock

Darifenacin 4-Hydroxy Impurity

CAT. No.	CP-D11010
CAS. No.	2468796-89-4
Mol. F.	C28H31BrN2O2
Mol. Wt.	507.5
Stock Status:	Custom Synthesis

Rel. Cas No: 2468796-90-7 (HBr salt)

Darifenacin Dimer-2 Impurity

CAT. No.	CP-D11011
CAS. No.	2280857-32-9
Mol. F.	C38H40N2O3
Mol. Wt.	572.7
Stock Status:	Custom Synthesis

Darifenacin Cyano Pyrrolidine Impurity

CAT. No.	CP-D11012
CAS. No.	871505-23-6
Mol. F.	C18H18N2 : HCl
Mol. Wt.	262.4 : 36.5
Stock Status:	In Stock

Rel. Cas No: 133099-11-3 (Free base) ; 1207849-19-1 (Oxalate salt)

Darifenacin Di-tosyl

CAT. No.	CP-D11013
CAS. No.	133034-01-2
Mol. F.	C18H21NO5S2
Mol. Wt.	395.49
Stock Status:	Custom Synthesis

Darifenacin Impurity H

CAT. No.	CP-D11014
CAS. No.	NA
Mol. F.	C47H50N4O3
Mol. Wt.	718.94
Stock Status:	Custom Synthesis

Darifenacin KSM-I A

CAT. No.	CP-D11015
CAS. No.	90843-31-5
Mol. F.	C10H10O2
Mol. Wt.	162.19
Stock Status:	Custom Synthesis

Darifenacin mono-tosyl

CAT. No.	CP-D11016
CAS. No.	943587-25-5
Mol. F.	C11H15NO3S
Mol. Wt.	241.31
Stock Status:	Custom Synthesis

Darifenacin Morpholine Amide Impurity

CAT. No.	CP-D11017
CAS. No.	97483-11-9
Mol. F.	C14H17NO2S
Mol. Wt.	263.36
Stock Status:	Custom Synthesis

Darifenacin N-Oxide Impurity

CAT. No.	CP-D11018
CAS. No.	1391080-40-2
Mol. F.	C28H30N2O3
Mol. Wt.	442.56
Stock Status:	In Stock

Darifenacin Impurity 1

CAT. No.	CP-D11019
CAS. No.	133099-09-9
Mol. F.	C25H24N2O2S
Mol. Wt.	416.54
Stock Status:	Custom Synthesis

N-Nitroso Darifenacin Cyano Pyrrolidine Impurity

CAT. No.	CP-D11020
CAS. No.	NA
Mol. F.	C18H17N3O
Mol. Wt.	291.35
Stock Status:	In Stock

N-Nitroso Darifenacin

CAT. No.	CP-D11021
CAS. No.	NA
Mol. F.	C18H19N3O2
Mol. Wt.	309.37
Stock Status:	In Stock

3-Hydroxy Darifenacin (Mixture of Diastereomers)

CAT. No.	CP-D11022
CAS. No.	1285875-62-8
Mol. F.	C28H30N2O3
Mol. Wt.	442.55
Stock Status:	Custom Synthesis

Darifenacin Dimer Impurity 1

CAT. No.	CP-D11024
CAS. No.	NA
Mol. F.	C38H40N2O3
Mol. Wt.	572.75
Stock Status:	Custom Synthesis

Darifenacin Amide Impurity

CAT. No.	CP-D11025
CAS. No.	103887-32-7
Mol. F.	C18H20N2O
Mol. Wt.	280.37
Stock Status:	Custom Synthesis

Rel. Cas No: 103913-15-1 (HCl salt) ; 1092540-81-2 (HBr salt)

Darifenacin Cyano t-BOC Impurity

CAT. No.	CP-D11026
CAS. No.	1159977-31-7
Mol. F.	C23H26N2O2
Mol. Wt.	362.47
Stock Status:	Custom Synthesis

5-(2-Bromoethyl)benzofuran

CAT. No.	CP-D11027
CAS. No.	133034-06-7
Mol. F.	C10H9BrO
Mol. Wt.	225.08
Stock Status:	Custom Synthesis

Darifenacin 7-Bromoethyl Impurity

CAT. No.	CP-D11028
CAS. No.	1598271-92-1
Mol. F.	C10H11BrO
Mol. Wt.	227.1
Stock Status:	Custom Synthesis

Darifenacin Carboxylic Acid Impurity

CAT. No.	CP-D11029
CAS. No.	NA
Mol. F.	C28H29NO3 : HBr
Mol. Wt.	427.54 : 80.91
Stock Status:	Custom Synthesis

Rel. Cas No: 1048979-16-3( free base)

Darifenacin Pyrrolidin Carboxylic Acid Impurity

CAT. No.	CP-D11030
CAS. No.	1050646-75-7
Mol. F.	C18H19NO2
Mol. Wt.	281.35
Stock Status:	Custom Synthesis

Rel. Cas No: 1415566-36-7 (HBr salt)

Darifenacin Pyrrolidinium Dimer Impurity

CAT. No.	CP-D11031
CAS. No.	1396968-57-2
Mol. F.	C38H41N2O3 : Br
Mol. Wt.	573.76 : 79.90
Stock Status:	Custom Synthesis

Rel. Cas No: 1397321-17-3 (Free base)

Darifenacin Vinylbenzofuran Impurity

CAT. No.	CP-D11032
CAS. No.	633335-98-5
Mol. F.	C10H8O
Mol. Wt.	144.17
Stock Status:	Custom Synthesis

1-[2-[4-Hydroxy-3-(2-hydroxyethyl)phenyl]ethyl]-α,α-diphenyl-3-pyrrolidineacetamide

CAT. No.	CP-D11033
CAS. No.	206048-83-1
Mol. F.	C28H32N2O3
Mol. Wt.	444.58
Stock Status:	Custom Synthesis

2,3-Dihydro-5-Vinylbenzofuran

CAT. No.	CP-D11034
CAS. No.	633335-97-4
Mol. F.	C10H10O
Mol. Wt.	146.19
Stock Status:	Custom Synthesis

Darifenacin Vinyl Impurity

CAT. No.	CP-D11035
CAS. No.	1048979-09-4
Mol. F.	C28H30N2O2
Mol. Wt.	426.56
Stock Status:	Custom Synthesis

1-Tosyl-(3S)-Hydroxy Pyrrolidine

CAT. No.	CP-D11036
CAS. No.	133034-00-1
Mol. F.	C11H15NO3S
Mol. Wt.	241.31
Stock Status:	Custom Synthesis

1-Tosyl-(3R)-Tosyloxy Pyrrolidine

CAT. No.	CP-D11037
CAS. No.	133034-02-3
Mol. F.	C18H21NO5S2
Mol. Wt.	395.49
Stock Status:	Custom Synthesis

Diphenylacetonitrile

CAT. No.	CP-D11038
CAS. No.	86-29-3
Mol. F.	C14H11N
Mol. Wt.	193.25
Stock Status:	Custom Synthesis

Darifenacin 5-Carboxymethyl Impurity

CAT. No.	CP-D11039
CAS. No.	69999-16-2
Mol. F.	C10H10O3
Mol. Wt.	178.19
Stock Status:	Custom Synthesis

N-Nitroso Darifenacin Impurity 2

CAT. No.	CP-D11040
CAS. No.	NA
Mol. F.	C18H19N3O2
Mol. Wt.	309.37
Stock Status:	In Stock

Darifenacin

CAT. No.	CP-D11041
CAS. No.	133099-04-4
Mol. F.	C28H30N2O2
Mol. Wt.	426.55
Stock Status:	Custom Synthesis

Rel. Cas No: 133099-07-7(HBr Salt) ; 586346-94-3(HCl Salt)

Darifenacin 7-Bromo Analog

CAT. No.	CP-D11042
CAS. No.	1391080-43-5
Mol. F.	C28H29BrN2O2
Mol. Wt.	505.46
Stock Status:	Custom Synthesis

Darifenacin Impurity E

CAT. No.	CP-D11043
CAS. No.	1797983-04-0
Mol. F.	C38H40N2O3
Mol. Wt.	572.75
Stock Status:	Custom Synthesis

Darifenacin Impurity 2

CAT. No.	CP-D11044
CAS. No.	133099-10-2
Mol. F.	C25H24N2O2S
Mol. Wt.	416.54
Stock Status:	Custom Synthesis

Darifenacin Hydrochloride

CAT. No.	CP-D11045
CAS. No.	586346-94-3
Mol. F.	C28H30N2O2 : HCl
Mol. Wt.	426.56 : 36.46
Stock Status:	Please Enquire

Rel. Cas No: 133099-04-4 (Free base) ; 133099-07-7 (HBr salt)

Darifenacin Impurity 6

CAT. No.	CP-D11046
CAS. No.	133034-07-8
Mol. F.	C28H28N2O3
Mol. Wt.	440.54
Stock Status:	Custom Synthesis

Rel. Cas No: 133034-08-9 (HCl salt)

Darifenacin Impurity 8

CAT. No.	CP-D11047
CAS. No.	87776-76-9
Mol. F.	C10H12O2
Mol. Wt.	164.2
Stock Status:	Custom Synthesis

Darifenacin Impurity B

CAT. No.	CP-D11048
CAS. No.	136081-60-2
Mol. F.	C11H14O4S
Mol. Wt.	242.29
Stock Status:	Custom Synthesis

Darifenacin Impurity 9

CAT. No.	CP-D11049
CAS. No.	142935-60-2
Mol. F.	C10H8O3
Mol. Wt.	176.17
Stock Status:	Custom Synthesis

Darifenacin Impurity 10 (Tartrate salt)

CAT. No.	CP-D11050
CAS. No.	1092540-94-7
Mol. F.	C18H20N2O : C4H6O6
Mol. Wt.	280.37 : 150.09
Stock Status:	Custom Synthesis

Rel. Cas No: 134002-27-0 (Free base)

Darifenacin Recemic Mixture

CAT. No.	CP-D11051
CAS. No.	133033-93-9
Mol. F.	C28H30N2O2
Mol. Wt.	426.56
Stock Status:	Custom Synthesis

Rel. Cas No: 1092540-82-3 (HBr salt)

Darifenacin Nitrile Impurity

CAT. No.	CP-D11052
CAS. No.	NA
Mol. F.	C28H28N2O : HCl
Mol. Wt.	408.5 : 36.5
Stock Status:	Custom Synthesis

Rel. Cas No: 252317-48-9 (free base) ; 608127-89-5 (HBr salt)

Darifenacin Impurity 12 (UK-156961)

CAT. No.	CP-D11053
CAS. No.	215032-24-9
Mol. F.	C28H32N2O3
Mol. Wt.	444.58
Stock Status:	Custom Synthesis

Rel. Cas No: NA

a b c d e f g h i j k l m n o p q r s t u v w x y z

Darifenacin

Pharmaceutical Reference Standards

Darifenacin Hydrobromide

Darifenacin Oxidized Impurity

Darifenacin R Isomer

Darifenacin Pyrrolidine Impurity (S)-Isomer

2,3-Dehydro Darifenacin

Darifenacin 3-Hydroxy Impurity

Darifenacin Bromo Impurity

Darifenacin 4-Hydroxy Impurity

Darifenacin Dimer-2 Impurity

Darifenacin Cyano Pyrrolidine Impurity

Darifenacin Di-tosyl

Darifenacin Impurity H

Darifenacin KSM-I A

Darifenacin mono-tosyl

Darifenacin Morpholine Amide Impurity

Darifenacin N-Oxide Impurity

Darifenacin Impurity 1

N-Nitroso Darifenacin Cyano Pyrrolidine Impurity

N-Nitroso Darifenacin

3-Hydroxy Darifenacin (Mixture of Diastereomers)

Darifenacin Dimer Impurity 1

Darifenacin Amide Impurity

Darifenacin Cyano t-BOC Impurity

5-(2-Bromoethyl)benzofuran

Darifenacin 7-Bromoethyl Impurity

Darifenacin Carboxylic Acid Impurity

Darifenacin Pyrrolidin Carboxylic Acid Impurity

Darifenacin Pyrrolidinium Dimer Impurity

Darifenacin Vinylbenzofuran Impurity

1-[2-[4-Hydroxy-3-(2-hydroxyethyl)phenyl]ethyl]-α,α-diphenyl-3-pyrrolidineacetamide

2,3-Dihydro-5-Vinylbenzofuran

Darifenacin Vinyl Impurity

1-Tosyl-(3S)-Hydroxy Pyrrolidine

1-Tosyl-(3R)-Tosyloxy Pyrrolidine

Diphenylacetonitrile

Darifenacin 5-Carboxymethyl Impurity

N-Nitroso Darifenacin Impurity 2

Darifenacin

Darifenacin 7-Bromo Analog

Darifenacin Impurity E

Darifenacin Impurity 2

Darifenacin Hydrochloride

Darifenacin Impurity 6

Darifenacin Impurity 8

Darifenacin Impurity B

Darifenacin Impurity 9

Darifenacin Impurity 10 (Tartrate salt)

Darifenacin Recemic Mixture

Darifenacin Nitrile Impurity

Darifenacin Impurity 12 (UK-156961)