Atracurium

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Pharmaceutical Reference Standards

Atracurium Impurity E (cis-Quaternary Acid) TFA salt

CAT. No.	CP-A131000
CAS. No.	NA
Mol. F.	C24H32NO6 : C2F3O2
Mol. Wt.	430.52 : 113.02
Stock Status:	Custom Synthesis

Atracurium Besylate Impurity D2 Iodide (cis-Quaternary Alcohol)

CAT. No.	CP-A131001
CAS. No.	NA
Mol. F.	C29H42NO7 : I
Mol. Wt.	516.65 : 126.91
Stock Status:	Custom Synthesis

Atracurium Impurity A1 (trans-Monoquatenary)

CAT. No.	CP-A131002
CAS. No.	NA
Mol. F.	C52H69N2O12 : C2F3O2
Mol. Wt.	914.13 : 113.02
Stock Status:	Custom Synthesis

Atracurium Impurity A2 (cis-Monoquatenary) TFA salt

CAT. No.	CP-A131003
CAS. No.	NA
Mol. F.	C52H69N2O12 : C2F3O2
Mol. Wt.	914.13 : 113.02
Stock Status:	Custom Synthesis

Atracurium Impurity C1 (trans-Monoacrylate) TFA salt

CAT. No.	CP-A131004
CAS. No.	NA
Mol. F.	C32H44NO8 : C2F3O2
Mol. Wt.	570.70 : 113.02
Stock Status:	Custom Synthesis

Atracurium Besilate Impurity C2 Iodide

CAT. No.	CP-A131005
CAS. No.	NA
Mol. F.	C32H44NO8 : I
Mol. Wt.	570.70 : 126.91
Stock Status:	Custom Synthesis

Atracurium Besilate EP Impurity C (Mixture of Diastereomers)

CAT. No.	CP-A131007
CAS. No.	NA
Mol. F.	C32H44NO8 : C6H5O3S
Mol. Wt.	570.70 : 157.16
Stock Status:	Custom Synthesis

Atracurium EP Impurity D Iodide (Mixture of Diastereomers)

CAT. No.	CP-A131008
CAS. No.	NA
Mol. F.	C29H42NO7 : I
Mol. Wt.	516.65 : 126.91
Stock Status:	Custom Synthesis

Atracurium Impurity C

CAT. No.	CP-A131009
CAS. No.	NA
Mol. F.	C32H44NO8 : I
Mol. Wt.	570.70 : 126.91
Stock Status:	Custom Synthesis

Rel. Cas No: 119403-01-9 (free base) ; 155913-31-8 (besylate salt)

Atracurium Impurity 7

CAT. No.	CP-A131010
CAS. No.	NA
Mol. F.	C53H72N2O12 : 2(I)
Mol. Wt.	929.16 : 2(126.91)
Stock Status:	Custom Synthesis

Atracurium Impurity 9

CAT. No.	CP-A131011
CAS. No.	1075726-90-7
Mol. F.	C25H34NO6 : C6H5O3S
Mol. Wt.	444.55 : 157.16
Stock Status:	Custom Synthesis

Rel. Cas No: 1075726-89-4 (free base) ; 1075726-86-1 (Iodide salt)

Atracurium Impurity 8 (Trans-Quaternary Alcohol)

CAT. No.	CP-A131012
CAS. No.	NA
Mol. F.	C29H42NO7 : Cl
Mol. Wt.	516.65 : 35.45
Stock Status:	Custom Synthesis

Atracurium Besylate EP Impurity B

CAT. No.	CP-A131013
CAS. No.	64228-77-9
Mol. F.	C51H66N2O12
Mol. Wt.	899.09
Stock Status:	Custom Synthesis

Rel. Cas No: 94023-63-9 (Acetate salt) ; 64228-78-0 (oxalate salt)

Trans Atracurium Quaternary methyl ester Trifluoroacetate salt

CAT. No.	CP-A131014
CAS. No.	NA
Mol. F.	C25H34NO6 : C2F3O2
Mol. Wt.	444.55 : 113.02
Stock Status:	Custom Synthesis

Rel. Cas No: 1474022-37-1 (free base) ; 1474022-38-2 (besylate salt)

Trans Atracurium Quaternary acid Trifluoroacetate salt

CAT. No.	CP-A131016
CAS. No.	NA
Mol. F.	C24H32NO6 : C2F3O2
Mol. Wt.	430.52 : 113.02
Stock Status:	Custom Synthesis

Cis- Trans Atracurium Quaternary acid Trifluoroacetate salt

CAT. No.	CP-A131017
CAS. No.	NA
Mol. F.	C24H32NO6 : C2F3O2
Mol. Wt.	430.52 : 113.02
Stock Status:	Custom Synthesis

Rel. Cas No: 172589-37-6 (free base)

Atracurium Impurity 8 (cis-Quaternary Alcohol)

CAT. No.	CP-A131018
CAS. No.	NA
Mol. F.	C29H42NO7 : C2F3O2
Mol. Wt.	516.65 : 113.02
Stock Status:	Custom Synthesis

Rel. Cas No: 1100676-15-0 (free base) ; 1100676-16-1 (besylate salt)

Atracurium cis-Quaternary methyl ester

CAT. No.	CP-A131019
CAS. No.	1075726-88-3
Mol. F.	C25H34NO6 : C6H5O3S
Mol. Wt.	444.55 : 157.16
Stock Status:	Custom Synthesis

Rel. Cas No: 1075726-87-2 (free base) ; 1075726-91-8 (Iodide salt)

Atracurium EP Impurity G

CAT. No.	CP-A131020
CAS. No.	37545-26-9
Mol. F.	C21H27NO4 : HCl
Mol. Wt.	357.45 : 36.46
Stock Status:	Custom Synthesis

Rel. Cas No: 1699-51-0 (free base)

Atracurium Impurity D2 (cis-Quaternary Alcohol)

CAT. No.	CP-A131021
CAS. No.	1100676-15-0
Mol. F.	C29H42NO7
Mol. Wt.	516.65
Stock Status:	Custom Synthesis

Rel. Cas No: 1100676-16-1 (besylate salt)

(R-trans, R\'-trans)-Atracurium

CAT. No.	CP-A131022
CAS. No.	96946-45-1
Mol. F.	C53H72N2O12
Mol. Wt.	929.16
Stock Status:	Custom Synthesis

Rel. Cas No: 96946-46-2 (besylate salt)

Atracurium Impurity A1 (trans-Monoquatenary)

CAT. No.	CP-A131023
CAS. No.	2024603-91-4
Mol. F.	C52H69N2O12
Mol. Wt.	914.13
Stock Status:	Custom Synthesis

Rel. Cas No: 2024603-92-5 (besylate salt)

Atracurium Impurity A2 (cis-Monoquatenary)

CAT. No.	CP-A131024
CAS. No.	NA
Mol. F.	C52H69N2O12
Mol. Wt.	914.13
Stock Status:	Custom Synthesis

Atracurium Impurity C1 (trans-Monoacrylate)

CAT. No.	CP-A131025
CAS. No.	NA
Mol. F.	C32H44NO8
Mol. Wt.	570.7
Stock Status:	Custom Synthesis

Atracurium Impurity M (R-cis, R\'-cis)-Atracurium

CAT. No.	CP-A131026
CAS. No.	1193104-84-5
Mol. F.	C54H74N2O12
Mol. Wt.	943.19
Stock Status:	Custom Synthesis

Atracurium USP Impurity K

CAT. No.	CP-A131027
CAS. No.	NA
Mol. F.	C54H74N2O12
Mol. Wt.	943.19
Stock Status:	Custom Synthesis

Atracurium EP Impurity D (Mixture of Diastereomers)

CAT. No.	CP-A131028
CAS. No.	87046-72-8
Mol. F.	C29H42NO7
Mol. Wt.	516.65
Stock Status:	Custom Synthesis

Trans Atracurium Quaternary methyl ester

CAT. No.	CP-A131030
CAS. No.	1474022-37-1
Mol. F.	C25H34NO6
Mol. Wt.	444.55
Stock Status:	Custom Synthesis

Rel. Cas No: 1474022-38-2 (besylate salt)

Trans Atracurium Quaternary acid

CAT. No.	CP-A131031
CAS. No.	NA
Mol. F.	C24H32NO6
Mol. Wt.	430.52
Stock Status:	Custom Synthesis

Atracurium

CAT. No.	CP-A131032
CAS. No.	64228-79-1
Mol. F.	C53H72N2O12
Mol. Wt.	929.16
Stock Status:	Custom Synthesis

Rel. Cas No: 64228-81-5 (Besylate salt) ; 64228-81-5 (benzenesulfonate salt)

Atracurium Besilate

CAT. No.	CP-A131033
CAS. No.	64228-81-5
Mol. F.	C53H72N2O12 : 2(C6H5O3S)
Mol. Wt.	157.2 : 2(157.2)
Stock Status:	Please Enquire

Rel. Cas No: 64228-79-1 (free base)

Cis- Trans Atracurium Quaternary acid

CAT. No.	CP-A131034
CAS. No.	172589-37-6
Mol. F.	C24H32NO6
Mol. Wt.	430.52
Stock Status:	Custom Synthesis

R-Tetrahydropapaverine

CAT. No.	CP-A131035
CAS. No.	876290-45-8
Mol. F.	C20H25NO4 : C11H13NO3
Mol. Wt.	343.4 : 207.2
Stock Status:	Custom Synthesis

Rel. Cas No: 50896-90-7 (free base)

(R)-cis-5ξ-Methyl Atracurium Dibesylate

CAT. No.	CP-A131036
CAS. No.	1193104-82-3
Mol. F.	C54H74N2O12 : 2(C6H5O3S)
Mol. Wt.	943.2 : 2(157.2)
Stock Status:	Custom Synthesis

Rel. Cas No: 1193104-81-2 (free base)

Atracurium Besilate EP Impurity A

CAT. No.	CP-A131037
CAS. No.	155913-36-3
Mol. F.	C52H69N2O12 : C6H5O3S
Mol. Wt.	914.1 : 157.2
Stock Status:	Custom Synthesis

Rel. Cas No: 87046-74-0 (free base)

Cisatracurium EP Impurity R (Oxalate salt)

CAT. No.	CP-A131038
CAS. No.	96687-52-4
Mol. F.	C51H66N2O12 : 2C2H2O4
Mol. Wt.	899.1 : 2(90.0)
Stock Status:	Custom Synthesis

Rel. Cas No: 64228-84-8 (free base) ; 1253910-09-6 (Besylate salt)

Atracurium Impurity 15

CAT. No.	CP-A131039
CAS. No.	86682-55-5
Mol. F.	C20H25NO5
Mol. Wt.	359.42
Stock Status:	Custom Synthesis

Atracurium EP Impurity F (Besylate salt)

CAT. No.	CP-A131040
CAS. No.	155913-37-4
Mol. F.	C22H30NO4 : C6H5O3S
Mol. Wt.	372.5 : 157.2
Stock Status:	Custom Synthesis

Rel. Cas No: 34866-20-1 (free base) ; 23979-10-4 (Cl salt) ; 24948-17-2 (Iodide salt)

Atracurium EP Impurity I

CAT. No.	CP-A131041
CAS. No.	64229-00-1
Mol. F.	C54H74N2O12
Mol. Wt.	943.19
Stock Status:	Custom Synthesis

Rel. Cas No: 2767988-78-1 (Diiodide salt)

Atracurium cis-Quaternary Acid

CAT. No.	CP-A131042
CAS. No.	1075727-06-8
Mol. F.	C24H32NO6 : C6H5O3S
Mol. Wt.	430.5 : 157.2
Stock Status:	Custom Synthesis

Rel. Cas No: 1075727-04-6 (free base) ; 1075727-07-9 (Iodide salt)

Bisacrylate

CAT. No.	CP-A131043
CAS. No.	36840-85-4
Mol. F.	C11H16O4
Mol. Wt.	212.24
Stock Status:	Custom Synthesis

Atracurium Impurity 16

CAT. No.	CP-A131044
CAS. No.	20345-69-1
Mol. F.	C20H21NO5
Mol. Wt.	355.39
Stock Status:	Custom Synthesis

Atracurium Impurity D1

CAT. No.	CP-A131046
CAS. No.	2922251-87-2
Mol. F.	C29H42NO7
Mol. Wt.	516.65
Stock Status:	Custom Synthesis

Rel. Cas No: 2922251-88-3 (besylate salt)

Atracurium EP Impurity C

CAT. No.	CP-A131048
CAS. No.	86293-35-8
Mol. F.	C32H44NO8
Mol. Wt.	570.7
Stock Status:	Custom Synthesis

Rel. Cas No: 2767988-75-8 (iodide salt)

Atracurium EP Impurity K

CAT. No.	CP-A131050
CAS. No.	2767988-79-2
Mol. F.	C54H74N2O12
Mol. Wt.	943.19
Stock Status:	Custom Synthesis

Rel. Cas No: 2767988-80-5 (Diiodide salt)

Atracurium Impurity 6

CAT. No.	CP-A131051
CAS. No.	96946-50-8
Mol. F.	C53H72N2O122 : C6H5O3S
Mol. Wt.	929.2 : 157.2
Stock Status:	Custom Synthesis

Rel. Cas No: 96946-49-5 (free base)

Atracurium Impurity 10

CAT. No.	CP-A131052
CAS. No.	1193104-95-8
Mol. F.	C24H32NO6 : C6H5O3S
Mol. Wt.	430.5 : 157.2
Stock Status:	Custom Synthesis

Rel. Cas No: 1193104-94-7 (free base)

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

Atracurium

Pharmaceutical Reference Standards

Atracurium Impurity E (cis-Quaternary Acid) TFA salt

Atracurium Besylate Impurity D2 Iodide (cis-Quaternary Alcohol)

Atracurium Impurity A1 (trans-Monoquatenary)

Atracurium Impurity A2 (cis-Monoquatenary) TFA salt

Atracurium Impurity C1 (trans-Monoacrylate) TFA salt

Atracurium Besilate Impurity C2 Iodide

Atracurium Besilate EP Impurity C (Mixture of Diastereomers)

Atracurium EP Impurity D Iodide (Mixture of Diastereomers)

Atracurium Impurity C

Atracurium Impurity 7

Atracurium Impurity 9

Atracurium Impurity 8 (Trans-Quaternary Alcohol)

Atracurium Besylate EP Impurity B

Trans Atracurium Quaternary methyl ester Trifluoroacetate salt

Trans Atracurium Quaternary acid Trifluoroacetate salt

Cis- Trans Atracurium Quaternary acid Trifluoroacetate salt

Atracurium Impurity 8 (cis-Quaternary Alcohol)

Atracurium cis-Quaternary methyl ester

Atracurium EP Impurity G

Atracurium Impurity D2 (cis-Quaternary Alcohol)

(R-trans, R\'-trans)-Atracurium

Atracurium Impurity A1 (trans-Monoquatenary)

Atracurium Impurity A2 (cis-Monoquatenary)

Atracurium Impurity C1 (trans-Monoacrylate)

Atracurium Impurity M (R-cis, R\'-cis)-Atracurium

Atracurium USP Impurity K

Atracurium EP Impurity D (Mixture of Diastereomers)

Trans Atracurium Quaternary methyl ester

Trans Atracurium Quaternary acid

Atracurium

Atracurium Besilate

Cis- Trans Atracurium Quaternary acid

R-Tetrahydropapaverine

(R)-cis-5ξ-Methyl Atracurium Dibesylate

Atracurium Besilate EP Impurity A

Cisatracurium EP Impurity R (Oxalate salt)

Atracurium Impurity 15

Atracurium EP Impurity F (Besylate salt)

Atracurium EP Impurity I

Atracurium cis-Quaternary Acid

Bisacrylate

Atracurium Impurity 16

Atracurium Impurity D1

Atracurium EP Impurity C

Atracurium EP Impurity K

Atracurium Impurity 6

Atracurium Impurity 10