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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 49,321-49,330 of 59,523

Imipenem EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-I032-003
CAS
59995-64-1
Formula
C11H16N2O4S
Family
Imipenem
Synonyms
Thienamycin, Tienamycin

Imipenem EP Impurity B (90%)

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-I032-004
CAS
1197869-90-1
Formula
C12H19N3O5S
Family
Imipenem
Synonyms
Imipenemoic acid, Imipenem ep impurity b

Imipenem Impurity 10

ImpurityLevels of characterisation
Cat. No.
P-I032-018
CAS
776257-75-1
Formula
C24H34N6O8S2
Family
Imipenem
Synonyms
4-[2-(Aminomethylideneamino)ethylsulfanyl]-2-[1-[3-[2-(aminomethylideneamino)ethylsulfanyl]-6-(1-hydroxyethyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carbonyl]oxy-3-hydroxy-1-oxobutan-2-yl]-2,3-dihydro-1H-pyrrole-5-carboxylic acid

Imipenem Impurity 11

ImpurityLevels of characterisation
Cat. No.
P-I032-019
CAS
130792-44-8
Formula
C24H34N6O8S2
Family
Imipenem
Synonyms
2-[4,10-Bis[2-(aminomethylideneamino)ethylsulfanyl]-12-(1-carboxy-2-hydroxypropyl)-2,8-dioxo-1,7-diazatricyclo[7.3.0.03,7]dodeca-3,9-dien-6-yl]-3-hydroxybutanoic acid, Imipenem Impurity

Imipenem Impurity 12

ImpurityLevels of characterisation
Cat. No.
P-I032-020
CAS
85604-01-9
Formula
C23H30N4O8S2
Family
Imipenem
Synonyms
3-[2-[2-[[2-Carboxy-6-(1-hydroxyethyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-en-3-yl]sulfanyl]ethyliminomethylamino]ethylsulfanyl]-6-(1-hydroxyethyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid

Imipenem Impurity 13

ImpurityLevels of characterisation
Cat. No.
P-I032-021
CAS
1193105-97-3
Formula
C12H19N3O5S
Family
Imipenem
Synonyms
(2R,3R)-2-[4-[2-(Aminomethylideneamino)ethylsulfanyl]-5-imino-6-oxooxan-2-yl]-3-hydroxybutanoic acid

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