pharmaceutical intermediates Sofosbuvir Intermediates, Tongsheng, intermediates,62062-65-1, 863329-66-2,817204-32-3, 874638-80-9,1334513-02-8
CAS#:1334513-02-8
Product Name:N-[(S)-(2,3,4,5,6-Pentafluorophenoxy)phenoxyphosphinyl]-L-alanine 1-methylethyl ester
Synonyms:N-[(S)-(2,3,4,5,6-Pentafluorophenoxy)phenoxyphosphinyl]-L-alanine 1-methylethyl ester
Molecular Formula: C18H17F5NO5P Molecular Weight: 453.30
Appearance |
off-white powder |
Water (K.F) |
Not more than 1.0% |
Assay |
Not less than 98.0% |
CAS No.: 874638-80-9
Product Name: (2R)-2-Deoxy-2-fluoro-2-methyl-D-erythropentonic acid gamma-lactone 3,5-dibenzoate
Appearance |
White to off-white powder |
Purity |
Not less than 98% |
CAS#:817204-32-3
Product Name: N4,3',5'-tri-O-benzoyl-2'-deoxy-2'-fluoro-2'-C-methylcytidine
Molecular Formula: C31H26FN3O7 Molecular Weight: 571.55
Appearance |
White Fine Powder |
Water(K.F) |
Not more than 0.5% |
Assay |
Not less than 98.0% |
CAS#:863329-66-2
Product Name: (2'R)-2'-Deoxy-2'-fluoro-2'-methyluridine
Molecular Formula: C10H13FN2O5 Molecular Weight: 260.22
Appearance |
White Fine Powder |
Water |
Not more than 0.5% |
Assay(HPLC) |
Not less than 98.0% |
CAS#: 62062-65-1
Product Name:H-Ala-OiPr·HCl
Synonyms: L-Alanine isopropyl ester hydrochloride
Molecular Formula: C6H14NO2Cl Molecular Weight: 167.5
Appearance |
White solid |
Water(KF) |
Not more than 2.0% |
Assay |
Not less than 98.0% |
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