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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 24,161-24,170 of 35,292

Cefoperazone Batsi

ImpurityLevels of characterisation
Cat. No.
P-C089-019
CAS
1204325-21-2
Formula
C16H21BN4O7
Family
Cefoperazone
Synonyms
Cefoperazone Impurity N9

Cefoperazone Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-C089-015
CAS
59703-00-3
Formula
C7H9ClN2O3
Family
Cefoperazone
Synonyms
4-ethyl-2,3-dioxopiperazine-1-carbonyl chloride, 4-Ethyl-2,3-dioxopiperazinecarbonyl chloride

Cefoperazone Impurity 10

ImpurityLevels of characterisation
Cat. No.
P-C089-027
CAS
62893-24-7
Formula
C15H17N3O6
Family
Cefoperazone
Synonyms
(2R)-2-[(4-Ethyl-2,3-dioxopiperazine-1-carbonyl)amino]-2-(4-hydroxyphenyl)acetic acid

Cefoperazone Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-C089-017
CAS
3994-82-9
Formula
C8H9N5O3S
Family
Cefoperazone
Synonyms
7beta-amino-3-azidomethyl-3-cephem-4-carboxylic acid

Cefoperazone Impurity 9

ImpurityLevels of characterisation
Cat. No.
P-C089-026
CAS
348088-68-6
Formula
C15H17N3O6
Family
Cefoperazone
Synonyms
(2S)-2-[(4-Ethyl-2,3-dioxopiperazine-1-carbonyl)amino]-2-(4-hydroxyphenyl)acetic acid, OH-EPCP S-Isomer

4-Chlorobutanal

ImpurityLevels of characterisation
Cat. No.
P-S131-024
CAS
6139-84-0
Formula
C4H7ClO
Family
Sumatriptan
Synonyms
Butanal, 4-chloro-, gamma-chlorobutyraldehyde

7,8-Dehydro Ramelteon

ImpurityLevels of characterisation
Cat. No.
P-R010-020
CAS
196597-30-5
Formula
C16H19NO2
Family
Ramelteon
Synonyms
N-(2-{1H,2H,6H-indeno[5,4-b]furan-8-yl}ethyl)propanamide, Ramelteon Impurity 27

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