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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 50,031-50,040 of 59,523

4,6-Dimethoxy-2-pyrimidinyl Urea

ImpurityLevels of characterisation
Cat. No.
P-U011-017
CAS
151331-81-6
Formula
C7H10N4O3
Family
Urea
Synonyms
Urea, N-(4,6-dimethoxy-2-pyrimidinyl)-, N-(4,6-dimethoxy-2-pyrimidinyl)Urea

Doripenem Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-D174-011
CAS
491878-07-0
Formula
C30H34N6O12S2
Family
Doripenem
Synonyms
(4-Nitrophenyl)methyl (4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-[(3S,5S)-1-[(4-nitrophenyl)methoxycarbonyl]-5-[(sulfamoylamino)methyl]pyrrolidin-3-yl]sulfanyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate, Doripenem di(p-nitrobenzyl) ester

Doripenem Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-D174-012
CAS
2220995-13-9
Formula
C15H26N4O7S2
Family
Doripenem
Synonyms
(2S,3R)-2-[(1S,2R)-1-Carboxy-2-hydroxypropyl]-3-methyl-4-[(3S,5S)-5-[(sulfamoylamino)methyl]pyrrolidin-3-yl]sulfanyl-3,4-dihydro-2H-pyrrole-5-carboxylic acid

Doripenem Impurity 6

ImpurityLevels of characterisation
Cat. No.
P-D174-019
CAS
958879-77-1
Formula
C10H17NO4S
Family
Doripenem
Synonyms
(2S,4R)-1-[(2-Methylpropan-2-yl)oxycarbonyl]-4-sulfanylpyrrolidine-2-carboxylic acid, n-tert-butyloxycarbonyl-(2s,4r)-4-thioproline

Doripenem Impurity 8

ImpurityLevels of characterisation
Cat. No.
P-D174-021
CAS
396717-61-6
Formula
C29H27N2O10P
Family
Doripenem
Synonyms
(4-Nitrophenyl)methyl (4R,5R,6S)-3-diphenoxyphosphoryloxy-6-[(1S)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate

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