CAS: 115540-28-8; Silane, [[(1β,3β,5E,7E,22E)-9,10-Secoergosta-5,7,10(19),22-Tetraene-1,3-Diyl]Bis(Oxy)]Bis[(1,1-Dimethylethyl)Dimethyl-

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111594-58-2 127516-23-8 111594-58-2

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    上下游产品

    Calciferol 6-benzo[c]thiophen-5-ol(S)-3-[(1R,3aS,7aR)-7a-Methyl-1-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-°Ctahydro-inden-(4E)-ylidenemethyl]-2,2-dioxo-2,3,4,5,6,7-hexahydro-1H-2λ6-benzo[c]thiophen-5-ol tert-butyldimethylsilyl chloride -9,10-secoergosta-5,7(E),10(19),22(E)-tetraeneSO2-adduct of 3(S)-(tert-butyldimethylsilyl)oxy-9,10-secoergosta-5,7(E),10(19),22(E)-tetraene (S)-5-[2-[(1R,3aS,7aR)-7a-Methyl-1-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-°Ctahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-4-pentyl-cyclohex-3-enol tert-Butyl-dimethyl-{(S)-5-[2-[(1R,3aS,7aR)-7a-methyl-1-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-°Ctahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-4-pentyl-cyclohex-3-enyloxy}-silane 2 adducts of 1(S),3(R)-bis(tert-butyldimethylsilyloxy)-9,10-secoergosta-5(E),7(E),10(19),22(E)-tetraene(6S)- and (6R)-SO2 adducts of 1(S),3(R)-bis(tert-butyldimethylsilyloxy)-9,10-secoergosta-5(E),7(E),10(19),22(E)-tetraene 2 adduct of 1(S),3(R)-bis(tert-butyldimethylsilyloxy)-20(S)-formyl-9,10-secopregna-5,7(E),10(19)-triene(6R)-SO2 adduct of 1(S),3(R)-bis(tert-butyldimethylsilyloxy)-20(S)-formyl-9,10-secopregna-5,7(E),10(19)-triene

    合成工艺路线路线简述

    • 合成目标产物 ((1R,3R,E)-5-((E)-2-((1R,3As,7Ar)-1-((2R,5R,E)-5,6-Dimethylhept-3-En-2-yl)-7A-Methyldihydro-1H-Inden-4(2H,5H,6H,7H,7Ah)-Ylidene)Ethylidene)-4-Methylenecyclohexane-1,3-Diyl)Bis(Oxy)Bis(Tert-Butyldimethylsilane) 主要起始原料 Tert-Butyldimethylsilyl Chloride
    • (文献来源)合成步骤主要原料 Tert-Butyldimethylsilyl Chloride
    📜(3S,6R)-(Tert-Butyldimethylsilyloxy)-9,10-Seco-Ergosta-5,7(E),10(19),22(E)-Tetraene So2 Adduct置于咪唑,Selenium(Iv) Oxide,碳酸氢钠,N-甲基吗啉氧化物体系中,用 甲醇,乙醇,二氯甲烷,N,N-二甲基甲酰胺 用作溶剂,化学反应 3.83H,反应生成[[(1A,3B,5E,7E,22E)-9,10-开环麦角甾-5,7,10(19),22-四烯-1,3-基]双(氧)]双[(1,1-二甲基乙基)二甲基硅烷]
    参考文献:具有生物活性的维生素d代谢物类似物mc 903的合成
    标题:具有生物活性的维生素d代谢物类似物mc 903的合成
    摘要:Mc 903(4)是一种由维生素d 2分12步合成的1,24-二羟基维生素d类似物,在侧链中含有一个双键和一个环丙烷环.
    Doi:10.1016/s0040-4020(01)86903-9

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    ✅ COA系统入驻 | 共享模式

    主要参考文献

    参考标题:Synthesis Of 24(28)-Methylene-1α-Hydroxyvitamin D3, A Novel Vitamin D3 Analogue
    作者:Wei Guo,Zhijie Fang,Hongliang Li,Yanan Liu |发布日期:2014.4
    摘要:24(28)-Methylene-1α-Hydroxyvitamin D3 Was Synthesised In 13 Steps From Vitamin D2. The Key Step Of The Synthesis Involved The Wittig-Horner Olefination Of A Nor-Vitamin D2 Aldehyde With Diethylphosphono-3-Methyl-2-Butanone. The Resulting Enone Was Followed By Reduced Methylenation, Photoisomerisation And Deprotection Then Gave The Target Compound.

    合成参考文献

    参考DOI号:10.1016/S0040-4039(00)95364-4
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