Clemastine Fumarate
CAS No. 14976-57-9
343.90 116.07
M.W. C21H26ClNO. C4H4O4

Clemastine Fumarate EP Impurity C
CAS No. 59767-24-7
C14H13ClO
M.W. 232.71

Clemastine EP Impurity A (Mixture of Diastereomers)
CAS No. 108825-05-4
C21H26ClNO2
M.W. 359.90

rac-Clemastine Fumarate EP Impurity B HCl (Mixture of Diastereomers)
C21H26ClNO. HCl
M.W. 343.90 36.46

Clemastine EP Impurity D
CAS No. 67004-64-2
C7H15NO
M.W. 129.20
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