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143491-57-0 ,Emtricitabine ,恩曲他滨, CAS: 143491-57-0

作者:143491-57-0 ,Emtricitabine ,恩曲他滨, CAS: 143491-57-0 发布时间:2022-09-08 14:56:15 次浏览

143491-57-0 ,Emtricitabine ,恩曲他滨, CAS: 143491-57-0 C8H10FN3O3S / 247.25 MFCD00870151Coviracil CAS No: 143491-57-0,143491-54-7 Synonyms: Emtricitabine (-)-2',3'-Dideoxy-5-fluoro-3'-thiacytidine (-)-cis-FTC 4-Amino-5-fluoro-1-[(2R,5S)-2-hydroxymethyl)-1,3-oxathiolan-5-yl]-2-(1H-pyrimidinone Emtriva MDL No: MFCD00870151 Chemical Formula: C8H10FN3O3S Molecular Weight: 247.25 Product Structure COA: Name: Emtricitabine   CAS: 143491-57-0     M.F.: C8H10FN3O3S M.W.: 247.25          Items Standards Results Appearance White crystalline power Positive Solubility Freely soluble in CH3OH and H2O; Practically insoluble in CH2Cl2 Complies NMR and MS Should comply Complies Identification IR and HPLC Positive Specific rotation -105o ~ -115o -107.5o Alpha-Isomer Max. 0.3% 0 Water Max. 0.5% Max. 0.1% Heavy metal Max. 20ppm Complies Residue On Ignition Max. 0.1 0.02% Any impurity Max. 0.5% Complies Purity by HPLC Max. 98% 99.8% Assay 98% ~ 102% 99.6%
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