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Pyrimethamine EP Impurity C

Product Code:

PYH/1003

CAS Number:

140-53-4

Molecular Formula:

C8H6ClN

Molecular Weight:

151.59
Synonyms : (4-Chlorophenyl)acetonitrile.

Pyrimethamine EP Impurity D

Product Code:

PYH/1004

CAS Number:

55474-41-4

Molecular Formula:

C13H14ClNO2

Molecular Weight:

251.71
Synonyms : 2-(4-Chlorophenyl)-2-(2-ethyl-1,3-dioxolan-2-yl)acetonitrile.

Quinine EP Impurity A

Product Code:

QNN/1001

CAS Number:

56-54-2 ; 6591-63-5

Molecular Formula:

C20H24N2O2

Molecular Weight:

324.42
Synonyms : (S)-[(2R,4S,5R)-5-Ethenyl-1-azabicyclo[2.2.2]oct-2-yl](6-methoxyquinolin-4-yl)methanol.