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  • (2E,4R)-4-[(1R,3AS,4E,7AR)-4-[(2E)-2-[(3S,5R)-3,5-双[[(叔丁基)二甲基硅]氧基]-2-亚甲基环己亚基]乙烯基]八氢-7A-甲基-1H-茚-1-基]-1-环丙基-2-戊烯-1-酮

    (2E,4R)-4-[(1R,3aS,4E,7aR)-4-[(2E)-2-[(3S,5R)-3,5-Bis[[(tert-butyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethylidene]octahydro-7a-methyl-1H-inden-1-yl]-1-cyclopropyl-2-penten-1-one

化合物简介

Intermediate in the preparation of Vitamin D analogs.

基本信息

CAS:112849-17-9
中文别名:(2E,4R)-4-[(1R,3AS,4E,7AR)-4-[(2E)-2-[(3S,5R)-3,5-双[[(1,1-二甲基乙基)二甲基硅酯]氧基]-2-亚甲基环亚己基]亚乙基]八氢-7A-甲基-1H-茚-1-基]-1-环丙基-2-戊烯-1-酮;钙泊三醇中间体-9;
英文别名:(1S,3R,20R)-bis(tert-butyldimethylsilyloxy)-20-(3\'-cyclopropyl-3\'-oxyprop-1\'(E)-enyl)-9,10-secopregna-5(E),7(E),10(19)-triene;2-Penten-1-one,4-[(1R,3aS,4E,7aR)-4-[(2E)-2-[(3S,5R)-3,5-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethylidene]octahydro-7a-methyl-1H-inden-1-yl]-1-cyclopropyl-,(2E,4R);(1a,3b,5E,7E,22E)-24-Cyclopropyl-1,3-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-9,10-secochola-5,7,10(19),22-tetraen-24-one;(5E)-1,3-Bis-O-(tert-Butyldimethylsilyl)-24-oxo-calcipotriene;(R,E)-4-((1R,3aS,7aR,E)-4-((E)-2-((3S,5R)-3,5-bis(tert-butyldiMethylsilyloxy)-2-Methylenecyclohexylidene)ethylidene)-7a-Methyloctahydro-1H-inden-1-yl)-1-cyclopropylpent-2-en-1-one;1(S),3(R).20(R)-BIS(TERT-BUTYLDIMETHYLSILYLOXY)-20-(3\'-CYCLOPROPYL-3\'-OXYPROP-1\'(E)-ENYL)-9,10-SECOPREGNA-5(E),10(19)TRIENE;20(R),1(S),3(R)-bis(tert-butyldimethylsilyloxy)-20-(3\'-cyclopropyl-3\'-oxoprop-1\'(E)-enyl)-9,10-secopregna-5(E),7(E),10(19)-triene;
分子式:C39H66O3Si2
分子量:639.111
精确质量:638.455
Psa:35.53
Logp:11.3578

编号系统

物化性质

外观与性状:白色晶体
密度:0.98
沸点:628.2ºC at 760 mmHg
闪点:277.1ºC
折射率:1.511

安全信息

生产方法及用途

合成路线

上游原料

下游产品

图谱

1H NMR : Predict


13C NMR : Predict


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