Ropinirole

ropinirole1 Ropinirole impurity :

 

 CAS 1027600-42-5 ;4-(3-(dipropylamino)propyl)-1-(hydroxymethyl)indolin)-2-one, C18H28N2O2, Mol.Wt:304.43 .

 

ropinirole2 Ropinirole methylene Dimer:

 

C33H48N4O2,  Mol.Wt:532.76.