Pharmaceutical Reference Standards / Impurity Standards

Sofosbuvir
Sofosbuvir Impurity 11
Sofosbuvir Impurity 74
Sofosbuvir (R)-Phosphate
Sofosbuvir alpha-Isomer
Sofosbuvir Impurity 15
Sofosbuvir Impurity 75
Sofosbuvir Chloro Analog
Sofosbuvir 3,5-Bis-(S)-phosphate
Sofosbuvir 3`-O-Phosphoramidate
Sofosbuvir Impurity 58
Sofosbuvir Impurity 93
Sofosbuvir (S)-Phosphate
Sofosbuvir Impurity 3
Sofosbuvir Impurity 4
Sofosbuvir Impurity 94
Sofosbuvir Impurity 43
Sofosbuvir Impurity 12
O-Desphenyl Sofosbuvir
Sofosbuvir O-Desisopropyl O-Ethyl Ester
2`-Alkene Sofosbuvir
2(R)-Methyl Sofosbuvir
Sofosbuvir Impurity 83
Sofosbuvir Impurity A
Ethyl Sofosbuvir analog
Sofosbuvir Impurity 1
(3R,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)-3-methyldihydrofuran-2(3H)-one
Sofosbuvir Impurity S1
Sofosbuvir Impurity SF2
Sofosbuvir Impurity 5
Sofosbuvir Impurity 9
Propan-2-yl N-[(S)-(pentafluorophenoxy)(phenoxy)phosphoryl]-1-alaninate
N-[(S)-(2,3,4,5,6-Pentafluorophenoxy)phenoxyphosphinyl]-D-alanine-1-methylethyl ester
Sofosbuvir Impurity D
Sofosbuvir o-desisopropyl o-methyl ester
Sofosibuvir Dicoupled Impurity
Sofosbuvir Impurity 2
Sofosbuvir Impurity 107

Isotope Labelled Compounds

Sofosbuvir-D6
Sofosbuvir-13C-D3
Sofosbuvir Metabolite;GS-331007-13C-d3