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Pharmaceutical analytical standards

APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

APIs from A to Z →

Results 2,811-2,820 of 5,812

Ropinirole Hydrochloride EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-R085-008
CAS
173990-76-6
Formula
C13H18N2O·HCl
Family
Ropinirole
Synonyms
N-Despropyl Ropinirole HCl, 4-(2-(Propylamino)ethyl)indolin-2-one hydrochloride

Valaciclovir EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-V003-005
CAS
1346747-65-6
Formula
C14H22N6O4
Family
Valaciclovir
Synonyms
Valacyclovir USP Related Compound C (Free Form), N-Methyl valacyclovir

Valaciclovir EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-V003-002
CAS
1346747-69-0
Formula
C15H24N6O4
Family
Valaciclovir
Synonyms
N-Ethyl valacyclovir, Acyclovir N-ethyl-L-valinate

Valaciclovir EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-V003-045
CAS
124832-31-1
Formula
C21H26N6O6
Family
Valaciclovir
Synonyms
N-((Phenylmethoxy)carbonyl)-L-valine 2-((2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy)ethyl ester, Benzyloxycarbonyl valacyclovir

Valaciclovir EP Impurity F Tosylate

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-V003-008
CAS
86150-61-0
Formula
C7H15NO3·C7H8O3S
Family
Valaciclovir
Synonyms
Valacyclovir Impurity F, L-Valine 2-Hydroxyethyl Ester 4-Methylbenzenesulfonate

Valaciclovir EP Impurity G

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-V003-009
CAS
1122-58-3
Formula
C7H10N2
Family
Valaciclovir
Synonyms
4-(Dimethylamino)pyridine, N,N-dimethylpyridin-4-amine

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