Ledipasvir-impurities | Pharmaffiliates

ledipasvir

Ledipasvir is most commonly used in combination with sofosbuvir for treatment in chronic hepatitis C genotype 1 patients. Reference standards of Ledipasvir API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

PA 12 77510

tert-Butyl (1R,3R,4S)-3-(6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[d]imidazol-2-yl)-2-azabicyclo[2.2.1]heptane-2-carboxylate


  • Catalogue No.:PA 12 77510

  • CAS :

    NA

  • Molecular Formula : C24H34BN3O4

  • Molecular Weight : 439.36

PA 12 77520

tert-Butyl (1S,3S,4R)-3-(6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[d]imidazol-2-yl)-2-azabicyclo[2.2.1]heptane-2-carboxylate


  • Catalogue No.:PA 12 77520

  • CAS :

    NA

  • Molecular Formula : C24H34BN3O4

  • Molecular Weight : 439.36

PA 12 0771000

Methyl ((R)-1-((S)-6-(5-(9,9-difluoro-7-(2-((1R,3S,4S)-2-((methoxycarbonyl)-L-valyl)-2-azabicyclo[2.2.1]heptan-3-yl)-1H-benzo[d]imidazol-6-yl)-9H-fluoren-2-yl)-1H-imidazol-2-yl)-5-azaspiro[2.4]heptan-5-yl)-3-methyl-1-oxobutan-2-yl)carbamate


  • Catalogue No.:PA 12 0771000

  • CAS :

    NA

  • Molecular Formula : C49H54F2N8O6

  • Molecular Weight : 889

PA 12 0771001

Methyl ((S)-1-((S)-6-(5-(9,9-difluoro-7-(2-((1R,3S,4S)-2-((methoxycarbonyl)-D-valyl)-2-azabicyclo[2.2.1]heptan-3-yl)-1H-benzo[d]imidazol-6-yl)-9H-fluoren-2-yl)-1H-imidazol-2-yl)-5-azaspiro[2.4]heptan-5-yl)-3-methyl-1-oxobutan-2-yl)carbamate


  • Catalogue No.:PA 12 0771001

  • CAS :

    NA

  • Molecular Formula : C49H54F2N8O6

  • Molecular Weight : 889

PA 12 0771002

Ledipasvir 1S,3R,4R-Diastereomer


  • Catalogue No.:PA 12 0771002

  • CAS :

    NA

  • Molecular Formula : C49H54F2N8O6

  • Molecular Weight : 889

PA 12 0771003

Ledipasvir 1S,3S,4R-Diastereomer


  • Catalogue No.:PA 12 0771003

  • CAS :

    NA

  • Molecular Formula : C49H54F2N8O6

  • Molecular Weight : 889

PA 12 0771004

(S)-5-(tert-Butoxycarbonyl)-5-azaspiro[2.4]heptane-6-carboxylic Acid;


  • Catalogue No.:PA 12 0771004

  • CAS :

    1129634-44-1

  • Molecular Formula : C12H19NO4

  • Molecular Weight : 241.29