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Brivaracetam Impurity A

Product Code:

BVT/1001

CAS Number:

357336-19-7

Molecular Formula:

C11H20N2O2

Molecular Weight:

212.29
Synonyms : (2S)-2-[(4S)-2-Oxo-4-propylpyrrolidin-1-yl]butanamide.

Brivaracetam Impurity B

Product Code:

BVT/1002

CAS Number:

2253826-01-4

Molecular Formula:

C15H30N2O3 . C4H6O6

Molecular Weight:

436.51
Synonyms : Tert-butyl (3R)-3-({[(2S)-1-amino-1-oxobutan-2-yl]amino}methyl)hexanoate tartrate.

Ribavirin EP Impurity A

Product Code:

RBR/1001

CAS Number:

39925-19-4

Molecular Formula:

C8H11N3O6

Molecular Weight:

245.19
Synonyms : 1-β-D-Ribofuranosyl-1H-1,2,4-triazole-3-carboxylic acid.