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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 26,911-26,920 of 35,292

Epalrestat Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-E062-006
CAS
1151944-57-8
Formula
C12H9NO3S2
Family
Epalrestat
Synonyms
2-(5-Benzylidene-4-oxo-2-thioxothiazolidin-3-yl)acetic acid, NSC 808496

Epalrestat Impurity 12

ImpurityLevels of characterisation
Cat. No.
P-E062-023
CAS
130786-32-2
Formula
C8H9NO3S2
Family
Epalrestat
Synonyms
2-[(5Z)-4-Oxo-5-propylidene-2-sulfanylidene-1,3-thiazolidin-3-yl]acetic acid

Epalrestat Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-E062-007
CAS
179027-75-9
Formula
C5H5NO3S2
Family
Epalrestat
Synonyms
2-(5-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl)acetic Acid

Epalrestat Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-E062-008
CAS
98984-15-7
Formula
C8H9NO3S2
Family
Epalrestat
Synonyms
4-Oxo-5-propylidene-2-thioxo-3-thiazolidineacetic Acid

Epalrestat Impurity 5

ImpurityLevels of characterisation
Cat. No.
P-E062-016
CAS
794510-29-5
Formula
C15H13NO4S
Family
Epalrestat
Synonyms
2-[(5Z)-5-[(E)-2-Methyl-3-phenylprop-2-enylidene]-2,4-dioxo-1,3-thiazolidin-3-yl]acetic acid

Epalrestat Impurity 7

ImpurityLevels of characterisation
Cat. No.
P-E062-018
CAS
1800597-47-0
Formula
C14H11NO3S2
Family
Epalrestat
Synonyms
2-[(5Z)-4-Oxo-5-[(E)-3-phenylprop-2-enylidene]-2-sulfanylidene-1,3-thiazolidin-3-yl]acetic acid

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