Cytarabine impurities and related standards

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

CAS numbers are listed for 12 of 12; 10 entries carry a structure drawing.

Cytarabine — related standards
Compound	CAS No.	Catalogue No.	Formula	MW
Cytarabine Impurity 21	13913-16-1	RS-C024002	C9H13N3O5	243.22
Cytarabine Impurity 6	14057-18-2	RS-C024003	C15H18N2O9	370.31
Cytarabine Impurity 9	19556-54-8	RS-C024004	C9H11ClN2O5	262.65
Cytarabine Impurity 3	2098942-53-9	RS-C024005	C13H18N4O8	358.3
Cytarabine Impurity 22	2140-61-6	RS-C024006	C10H15N3O5	257.24
Cytarabine Impurity 4	32830-01-6	RS-C024007	C9H11N3O4	225.2
Cytarabine Impurity 20	3310-47-2	RS-C024008	C9H13N3O6	259.22
Cytarabine Impurity 25	3736-77-4	RS-C024010	C9H10N2O5	226.19
Cytarabine EP Impurity I	6829-31-8	RS-C024011	C10H15N3O5	257.24
Cytarabine Impurity 7	82855-62-7	RS-C024012	C17H19N5O8	421.36
Cytarabine Impurity 3	3530-56-1	RS-C024009	C9H13N3O5	243.22
Cytarabine Impurity 23(Hydrochloride)	10212-25-6	RS-C024001	C9H11N3O4.HCl	225.2

Structures

Cytarabine Impurity 21

CAS 13913-16-1RS-C024002
COA per lot
Cytarabine Impurity 6

CAS 14057-18-2RS-C024003
COA per lot
Cytarabine Impurity 9

CAS 19556-54-8RS-C024004
COA per lot
Cytarabine Impurity 3

CAS 2098942-53-9RS-C024005
COA per lot
Cytarabine Impurity 22

CAS 2140-61-6RS-C024006
COA per lot
Cytarabine Impurity 4

CAS 32830-01-6RS-C024007
COA per lot
Cytarabine Impurity 20

CAS 3310-47-2RS-C024008
COA per lot
Cytarabine Impurity 25

CAS 3736-77-4RS-C024010
COA per lot

Cannot find the impurity you need? Non-compendial impurities can be quoted from a structure — a CAS number is not required. Write to [email protected].