130606-67-6 = 93635-76-8 反应条件:1.1 Reagents: Ethylene Glycol,Sodium Bicarbonate,Permanganic Acid (Hmno4),Potassium Salt (1:1) Solvents: Acetone,Water; 2 H,-10 °C; 1 H,-10 °C1.2 Reagents: Sodium Bisulfite Solvents: Water 标题:Preparation Of 2'-Disubstituted Nucleoside And Nucleotide Triphosphate Derivatives And Their Use As Anti-Hcv And Antiviral Agents 参考文献:World Intellectual Property Organization]
130606-67-6 = 93635-76-8 反应条件:1.1 Reagents: Ethylene Glycol,Sodium Bicarbonate,Permanganic Acid (Hmno4),Potassium Salt (1:1) Solvents: Acetone,Water; 2 H,-10 °C; 1 H,-10 °C1.2 Reagents: Sodium Bisulfite Solvents: Water 标题:Preparation Of 2'-Cyano Nucleoside And Nucleotide Triphosphate Derivatives And Their Use As Anti-Hcv And Antiviral Agents 参考文献:World Intellectual Property Organization]
81997-76-4 = 93635-76-8 反应条件:1.1 Reagents: Ethylene Glycol,Sodium Bicarbonate,Permanganic Acid (Hmno4),Potassium Salt (1:1) Solvents: Acetone,Water; 2 H,-10 °C; 1 H,-10 °C1.2 Reagents: Sodium Bisulfite Solvents: Water 标题:Preparation Of 2'-Substituted Nucleoside Derivatives And Methods Of Use Thereof For The Treatment Of Viral Diseases 参考文献:World Intellectual Property Organization]
81997-76-4 = 93635-76-8 反应条件:1.1 Reagents: Ethylene Glycol,Sodium Bicarbonate,Permanganic Acid (Hmno4),Potassium Salt (1:1) Solvents: Acetone,Water; 1 H,-15 - -10 °C; 1 H,-15 - -10 °C1.2 Reagents: Sodium Bisulfite Solvents: Water; < 4 °C 标题:Preparation Of 2'-Cyano Substituted Nucleoside Derivatives And Methods Of Use Thereof For The Treatment Of Viral Diseases 参考文献:Canada]
81997-76-4 = 93635-76-8 反应条件:1.1 Reagents: Permanganic Acid (Hmno4),Potassium Salt (1:1) Solvents: Acetone; 2 H,0 - 5 °C1.2 Reagents: Sodium Sulfite Solvents: Water; 2 H 标题:Prepn Of Substituted Nucleosides,Nucleotides And Analogs Thereof As Antiviral Agents 参考文献:United States]
81997-76-4 = 93635-76-8 反应条件:1.1 Reagents: Ethylene Glycol,Sodium Bicarbonate,Sodium Permanganate Solvents: Ethyl Acetate; -10 - -5 °C; -5 °C -> 0 °C; 0 - 10 °C1.2 Reagents: Sodium Bicarbonate Solvents: Water 标题:Process For Preparation Of 3,5-Dibenzoyl-2-Deoxy-2-Fluoro-2-Methyl-D-Ribose-γ-Lactone 参考文献:China]
= 93635-76-8 [标题:Reaction Conditions 标题:Improved Synthesis Method Of Sofosbuvir Drug For Treatment Of Hepatitis C By Using Sodium Permanganate Oxidizer,Tin Tetrachloride Catalyst And Pentafluorophenol 参考文献:China]
= 93635-76-8 [标题:Reaction Conditions 标题:2'-Cyano Substituted Nucleoside Derivatives And Methods Of Use Thereof For The Treatment Of Viral Diseases 参考文献:United States]
= 93635-76-8 [标题:Reaction Conditions 标题:Preparation Of Alkyl-Substituted 2-Deoxy-2-Fluoro-D-Ribofuranosyl Pyrimidine And Purine Nucleoside Analogs Via Condensation Of The Lactone To Nucleosides As Potential Antiviral Agents 参考文献:World Intellectual Property Organization
(R)-(+)-2,2-二甲基-1,3-二氧戊环-4-甲醛置于potassium Permanganate,水,碳酸氢钠体系中,用 二氯甲烷 作为反应溶剂,化学反应生成 2-C-甲基-4,5-O-(1-甲基乙烯基)-D-阿拉伯糖酸乙酯 参考文献:2'-Azido Substituted Nucleoside Derivatives And Methods Of Use Thereof For The Treatment Of Viral Diseases 标题:2'-Azido Substituted Nucleoside Derivatives And Methods Of Use Thereof For The Treatment Of Viral Diseases 摘要:本发明涉及式(I)的2'-叠氮基取代核苷衍生物及其药学上可接受的盐,其中b,X,R1,R2和r3如本文所定义.本发明还涉及包含至少一种2'-叠氮基取代核苷衍生物的组合物,以及使用这些2'-叠氮基取代核苷衍生物治疗或预防患者hcv感染的方法.
专利号:US-9376410-B2 优先权日:2012-10-10 标题 :(2R)-2-deoxy-2,2-disubstituted-ribono-1,4-lactone and preparation method and use thereof 发明人:WANG GUAN; JIANG XIANGRUI; GONG XUDONG; CHEN WEIMING; ZHU FUQIANG; ZHANG RONGXIA; ZHAO XIANGUO 权利人:TOPHARMAN SHANGHAI CO LTD; SHANGHAI INST MATERIA MEDICA; TOPHARMAN SHANDONG CO LTD; SHANGHAI INST MATERIA MEDICA 摘要:This invention disclose (2R)-2-deoxy-2,2-disubstituted-ribono-1,4-lactone in a single configuration and preparation method and use thereof. The (2R)-2-deoxy-2,2-disubstituted-ribono-1,4-lactone, or a pharmaceutically acceptable salt, an ester, a prodrug or a solvate thereof according to the invention are important intermediates of a variety of anti-viral and anti-tumor active ingredients. A compound obtained from (2R)-2-deoxy-2,2-disubstituted-ribono-1,4-lactone via an acylation reaction can be directly used for preparing various anti-viral and anti-tumor drugs. The Chiral synthesis method and the spontaneous resolution method of the compound of (2R)-2-deoxy-2,2-disubstituted-ribono-1,4-lactone according to the invention have the following advantages: the reaction routes are short and simple with high yield and low cost, which are suitable for industrial application.