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2017年1月13日星期五

EOS Med Chem produce Velpatasvir , 1377049-84-7, GS5816 in GMP plant, C-GMP standard, now COA, NMR, HPLC, MS is ok.

Name: Velpatasvir
CAS#: 1377049-84-7
Chemical Formula: C49H54N8O8
Exact Mass: 882.4065
Molecular Weight: 883.019
Elemental Analysis: C, 66.65; H, 6.16; N, 12.69; O, 14.49

EOS Med Chem produce Velpatasvir , 1377049-84-7, GS5816 in GMP plant, C-GMP standard, now COA, NMR, HPLC, MS is ok.
Velpatasvir , 1377049-84-7, GS5816 Intermediates, EOS Med Chem have 8; Velpatasvir , 1377049-84-7, GS5816 Impurity we have 10, all from GMP, FDA plant.
Now Velpatasvir , 1377049-84-7, GS5816 DMF document is preparing.
Until 2016, Aug, Velpatasvir , 1377049-84-7, GS5816 more than produced 25kg API, 120kg Intermediates

Velpatasvir Intermediate (2S,4S)-4-(Methoxymethyl)-1,2-pyrrolidinedicarboxylic acid 1-(1,1-dimethylethyl) ester 1378388-16-9
Velpatasvir Intermediate (5S)-N-(Methoxycarbonyl)-L-valyl-5-methyl-L-proline 1335316-40-9
Velpatasvir Intermediate  3-(2-Bromoacetyl)-10,11-dihydro-5H-benzo[d]naphtho[2,3-b]pyran-8(9H)-one 1378390-29-4
Velpatasvir Intermediate 9-Bromo-3-(2-bromoacetyl)-10,11-dihydro-5H-benzo[d]naphtho[2,3-b]pyran-8(9H)-one 1438383-89-1


Description: Velpatasvir, also known as GS-5816, is a potent and selective Hepatitis C virus NS5A inhibitor. GS-5816 has demonstrated pan-genotypic activity and a high barrier to resistance in HCV replicon assays. GS-5816 demonstrated pangenotypic antiviral activity in patients with genotype 1-4 HCV infection. It will be further evaluated in combination with other pangenotypic direct-acting antivirals to achieve the goal of developing a well-tolerated, highly effective treatment for all HCV genotypes.
Synonym: GS5816; GS-5816; GS 5816; Velpatasvir
IUPAC/Chemical Name: methyl ((R)-2-((2S,4S)-2-(5-(2-((2S,5S)-1-((methoxycarbonyl)-L-valyl)-5-methylpyrrolidin-2-yl)-1,11-dihydroisochromeno[4',3':6,7]naphtho[1,2-d]imidazol-9-yl)-1H-imidazol-2-yl)-4-(methoxymethyl)pyrrolidin-1-yl)-2-oxo-1-phenylethyl)carbamate
SMILES Code: O=C(OC)N[C@H](C1=CC=CC=C1)C(N2[C@H](C3=NC=C(C4=CC5=C(C6=CC7=CC=C8C(NC([C@H]9N(C([C@H](C(C)C)NC(OC)=O)=O)[C@@H](C)CC9)=N8)=C7C=C6OC5)C=C4)N3)C[C@H](COC)C2)=O

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