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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 52,431-52,440 of 59,523

Econazole Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-E006-010
CAS
45892-47-5
Formula
C8H5Cl3
Family
Econazole
Synonyms
2,4-Dichloro-1-[(E)-2-chloroethenyl]benzene, Benzene, 2,4-dichloro-1-(2-chloroethenyl)-

Econazole Nitrate EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E006-007
CAS
2724510-72-7
Formula
C15H14Cl3NO·HNO3
Family
Econazole
Synonyms
Econazole Related Compound B as Nitrate

Enoxacin Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-E049-007
CAS
79286-73-0
Formula
C11H8ClFN2O3
Family
Enoxacin
Synonyms
7-Chloro-1-ethyl-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid

Enoxacin Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-E049-010
CAS
87939-21-7
Formula
C13H15FN4O3
Family
Enoxacin
Synonyms
7-(2-Aminoethylamino)-1-ethyl-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid

Enoxacin Impurity 8

ImpurityLevels of characterisation
Cat. No.
P-E049-014
CAS
115274-26-5
Formula
C14H15FN4O3
Family
Enoxacin
Synonyms
6-Fluoro-1-methyl-4-oxo-7-piperazin-1-yl-1,8-naphthyridine-3-carboxylic acid

Enoxacin-d8

Isotopically labelledLevels of characterisation
Cat. No.
P-E049-004
CAS
1329642-60-5
Formula
C15H9D8FN4O3
Family
Enoxacin

ent-Niraparib

ImpurityLevels of characterisation
Cat. No.
P-N070-011
CAS
1038915-58-0
Formula
C19H20N4O
Family
Niraparib
Synonyms
2-[4-[(3R)-piperidin-3-yl]phenyl]indazole-7-carboxamide, Niraparib (R-enantiomer)

(R)-Erdosteine

ImpurityLevels of characterisation
Cat. No.
P-E079-008
CAS
160550-67-4
Formula
C8H11NO4S2
Family
Erdosteine
Synonyms
2-[2-oxo-2-[[(3R)-2-oxothiolan-3-yl]amino]ethyl]sulfanylacetic acid

(S)-Erdosteine

ImpurityLevels of characterisation
Cat. No.
P-E079-009
CAS
159701-33-4
Formula
C8H11NO4S2
Family
Erdosteine
Synonyms
2-[2-oxo-2-[[(3S)-2-oxothiolan-3-yl]amino]ethyl]sulfanylacetic acid

Erdosteine Ethyl Ester

ImpurityLevels of characterisation
Cat. No.
P-E079-011
CAS
84611-37-0
Formula
C10H15NO4S2
Family
Erdosteine
Synonyms
ethyl 2-[2-oxo-2-[(2-oxothiolan-3-yl)amino]ethyl]sulfanylacetate

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