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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 2,621-2,630 of 5,812

Captopril EP Impurity M

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C030-015
CAS
83326-98-1
Formula
C13H21NO5S2
Family
Captopril
Synonyms
L-Proline, 1-(3-((2-carboxypropyl)dithio)-2-methyl-1-oxopropyl)-, (S-(R*,R*))-, Captopril impurity m (ep impurity)

Captopril EP Impurity N

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C030-016
CAS
65134-74-9
Formula
C8H14O4S2
Family
Captopril
Synonyms
3,3'-Disulfanediylbis((2S)-2-methylpropanoic) acid, Captopril impurity n (ep impurity)

Cefotaxime EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C090-048
CAS
65052-63-3
Formula
C14H15N5O5S2
Family
Cefotaxime
Synonyms
Cefetamet, Deacetoxycefotaxime

Cefotaxime EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C090-003
CAS
66340-28-1
Formula
C14H15N5O6S2
Family
Cefotaxime
Synonyms
Desacetylcefotaxime, Deacetylcefotaxime

Cefotaxime EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C090-005
CAS
63527-53-7
Formula
C16H17N5O7S2
Family
Cefotaxime
Synonyms
Anticefotaxime, Cefotaxime, E-

Cefotaxime EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C090-049
CAS
66340-33-8
Formula
C14H13N5O5S2
Family
Cefotaxime
Synonyms
Ceftriaxone EP Impurity B (Cefotaxime EP Impurity E, Cefotaxime USP Related Compound E), Deacetylcefotaxime lactone

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