Atracurium impurities and related standards

22 reference standards related to Atracurium held in the RSSE catalogue — pharmacopoeial impurities, non-compendial impurities, metabolites and labelled analogues where available.

CAS numbers are listed for 22 of 22; 15 entries carry a structure drawing.

Atracurium — related standards
Compound	CAS No.	Catalogue No.	Formula	MW
Atracurium Impurity 32	1075727-02-4	RS-A053006	C28H40NO6.C6H5O3S	643.8
Atracurium Impurity A	1075727-04-6	RS-A053007	C24H32NO6	430.51
Atracurium Impurity C	85-63-2	RS-A053020	C21H27NO4	357.44
Atracurium Impurity 25 Besylate	1075727-00-2	RS-A053005	C28H40NO6.C6H5O3S	486.63
Atracurium Impurity 19	109717-73-9	RS-A053009	C20H25NO5	359.42
Atracurium Impurity I	1193104-81-2	RS-A053011	C54H74N2O12	943.17
Atracurium Impurity 33	1193104-95-8	RS-A053012	C24H32NO6.C6H5O3S	430.51
Atracurium Impurity 46	20345-69-1	RS-A053013	C20H21NO5	355.39
Atracurium Impurity 5 HCl	2048273-58-9	RS-A053014	C22H29NO5.HCl	387.48
Atracurium Impurity 20	37911-19-6	RS-A053015	C20H25NO4	343.42
Atracurium Impurity 22	4747-98-2	RS-A053016	C20H25NO4	343.42
Atracurium Impurity 7 (R-Tetrahydropapaverine)	54417-53-7	RS-A053017	C20H25NO4	343.43
Atracurium Impurity 18	73841-84-6	RS-A053018	C20H23NO4	341.41
Atracurium Impurity 13 (Acrylic Acid)	79-10-7	RS-A053019	C3H4O2	72.06
(R-trans, R'-trans)-Atracurium	96946-45-1	RS-A053021	C53H72N2O122+	929.14
Atracurium Impurity F	1100676-15-0	RS-A053010	C29H42NO7	516.65
Atracurium Impurity 41	1075726-70-3	RS-A053001	C27H37NO6	471.59
Atracurium Impurity 42	1075726-75-8	RS-A053002	C24H31NO6	429.51
Atracurium Impurity V (Mixture of Diastereomers)	1075726-86-1	RS-A053003	C25H34NO6.I	444.55
Atracurium Impurity D(Benzene Sulfonate)	1075726-88-3	RS-A053004	C25H34NO6.C6H5O3S	444.54
Atracurium Impurity 19	109663-59-4	RS-A053008	C20H25NO5	359.42
(R)-trans-Atracurium Besylate	96946-46-2	RS-A053022	C65H82N2O18S2	1243.48

Structures

Atracurium Impurity 32

CAS 1075727-02-4RS-A053006
COA per lot
Atracurium Impurity A

CAS 1075727-04-6RS-A053007
COA per lot
Atracurium Impurity C

CAS 85-63-2RS-A053020
COA per lot
Atracurium Impurity 25 Besylate

CAS 1075727-00-2RS-A053005
COA per lot
Atracurium Impurity 19

CAS 109717-73-9RS-A053009
COA per lot
Atracurium Impurity I

CAS 1193104-81-2RS-A053011
COA per lot
Atracurium Impurity 33

CAS 1193104-95-8RS-A053012
COA per lot
Atracurium Impurity 46

CAS 20345-69-1RS-A053013
COA per lot

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