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Name of Impurities :5-Methoxycarbonyl-2(1H)-pyridone
Chemical Name :3-Pyridinecarboxylic acid, 1,6-dihydro-6-oxo-, methyl ester
CAS :66171-50-4
Molecular Formula :C7H7NO3
Molecular Weight :153.14
NIL
Name of impurity :Velpatasvir impurity-40
CAS No:2514752-91-9
Name of impurity :Velpatasvir impurity-39
CAS No:2518116-06-6
Name of impurity :Velpatasvir impurity-38
CAS No:1844064-27-2
Name of impurity :Velpatasvir impurity-37 / L-Valine
CAS No:74761-42-5