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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 54,851-54,860 of 59,523

Ubrogepant Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-U002-004
CAS
1375541-21-1
Formula
C15H11N3O3
Family
Ubrogepant
Synonyms
(3S)-2-Oxospiro[1H-pyrrolo[2,3-b]pyridine-3,6'-5,7-dihydrocyclopenta[b]pyridine]-3'-carboxylic acid, Ubrogepant Intermediate

Zanamivir Azide Methyl Ester

ImpurityLevels of characterisation
Cat. No.
P-Z005-008
CAS
152178-79-5
Formula
C12H18N4O7
Family
Zanamivir
Synonyms
Methyl (2R,3R,4R)-3-acetamido-4-azido-2-((1R,2R)-1,2,3-trihydroxypropyl)-3,4-dihydro-2H-pyran-6-carboxylate

Zanamivir EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-Z005-002
CAS
130525-62-1
Formula
C11H18N2O7
Family
Zanamivir
Synonyms
4-amino-2-deoxy-2,3-didehydro-N-acetylneuraminic acid, Des(carbamimidoyl) zanamivir

Zanamivir EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-Z005-003
CAS
179531-53-4
Formula
C12H19N3O8
Family
Zanamivir
Synonyms
Des(carbamimidoyl) carbamoyl zanamivir

Zanamivir EP Impurity H

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-Z005-005
CAS
179531-57-8
Formula
C12H20N4O7
Family
Zanamivir
Synonyms
Talo-zanamivir, D-Glycero-D-talo-non-2-enonic acid, 5-(acetylamino)-4-((aminoiminomethyl)amino)-2,6-anhydro-3,4,5-trideoxy-

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