ombitasvir and its Impurities
An antiviral drug used for the treatment of hepatitis C virus (HCV) infection, Ombitasvir is an NS5A inhibitor that acts by inhibiting the HCV protein NS5A. It is used in combination with paritaprevir, ritonavir and dasabuvir.Reference standards of Ombitasvir API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


dimethyl ((2R,2'R)-((2S,2'S)-2,2'-(((((2R,5R)-1-(4-(tert-butyl)phenyl)pyrrolidine-2,5-diyl)bis(4,1-phenylene))bis(azanediyl))bis(carbonyl))bis(pyrrolidine-2,1-diyl))bis(3-methyl-1-oxobutane-2,1-diyl))dicarbamate compound with dimethyl ((2R,2'R)-((2S,2'S)-2,2'-(((((2S,5S)-1-(4-(tert-butyl)phenyl)pyrrolidine-2,5-diyl)bis(4,1-phenylene))bis(azanediyl))bis(carbonyl))bis(pyrrolidine-2,1-diyl))bis(3-methyl-1-oxobutane-2,1-diyl))dicarbamate (1:1)
dimethyl ((2R,2'R)-((2S,2'S)-2,2'-(((((2R,5R)-1-(4-(tert-butyl)phenyl)pyrrolidine-2,5-diyl)bis(4,1-phenylene))bis(azanediyl))bis(carbonyl))bis(pyrrolidine-2,1-diyl))bis(3-methyl-1-oxobutane-2,1-diyl))dicarbamate compound with dimethyl ((2R,2'R)-((2S,2'S)-2,2'-(((((2S,5S)-1-(4-(tert-butyl)phenyl)pyrrolidine-2,5-diyl)bis(4,1-phenylene))bis(azanediyl))bis(carbonyl))bis(pyrrolidine-2,1-diyl))bis(3-methyl-1-oxobutane-2,1-diyl))dicarbamate (1:1)
Catalogue No.:PA 15 40520
CAS :
NA
Molecular Formula : C100H134N14O16
Molecular Weight : 1788.22


Dimethyl ((2R,2'R)-((2S,2'S)-2,2'-(((((2R,5R)-1-(4-(tert-butyl)phenyl)pyrrolidine-2,5-diyl)bis(4,1-phenylene))bis(azanediyl))bis(carbonyl))bis(pyrrolidine-2,1-diyl))bis(3-methyl-1-oxobutane-2,1-diyl))dicarbamate
Dimethyl ((2R,2'R)-((2S,2'S)-2,2'-(((((2R,5R)-1-(4-(tert-butyl)phenyl)pyrrolidine-2,5-diyl)bis(4,1-phenylene))bis(azanediyl))bis(carbonyl))bis(pyrrolidine-2,1-diyl))bis(3-methyl-1-oxobutane-2,1-diyl))dicarbamate
Catalogue No.:PA 15 40530
CAS :
NA
Molecular Formula : C50H67N7O8
Molecular Weight : 894.11