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The reaction of 3-alpha-acetoxy-4-alpha, 5-alpha-epoxy-cholestane (I) with methyllithium and with methylmagnesium iodide.

作者信息

Hall N D, Just G

出版信息

Steroids. 1965 Aug;6(2):111-22. doi: 10.1016/0039-128x(65)90040-1.

DOI:10.1016/0039-128x(65)90040-1
PMID:5887243
Abstract
摘要

相似文献

1
The reaction of 3-alpha-acetoxy-4-alpha, 5-alpha-epoxy-cholestane (I) with methyllithium and with methylmagnesium iodide.3-α-乙酰氧基-4-α,5-α-环氧胆甾烷（I）与甲基锂和甲基碘化镁的反应。
Steroids. 1965 Aug;6(2):111-22. doi: 10.1016/0039-128x(65)90040-1.
2
Synthesis of macrolide antibiotics. I. Stereospecific addition of methyllithium and methylmagnesium iodide to methyl alpha-D-xylo-hexopyranosid-4-ulose derivatives. Determination of the configuration at the branching carbon atom by carbon-13 nuclear magnetic resonance spectroscopy.大环内酯类抗生素的合成。I. 甲基锂和甲基碘化镁对α-D-吡喃木糖己糖-4-酮糖衍生物的立体定向加成。通过碳-13核磁共振光谱法测定支链碳原子的构型。
J Org Chem. 1974 May 17;39(10):1379-86. doi: 10.1021/jo00926a012.
3
Studies on conformation and reactivity--VII. The synthesis and transannular cyclization of 2-alpha-hydroxy-5-beta-cholestane leading to 2-alpha,9-alpha-epoxy-5-beta-cholestane: a new functionalization reaction at 9C in the steroid nucleus.
Tetrahedron. 1970 Feb;26(4):1043-59. doi: 10.1016/s0040-4020(01)98781-2.
4
Asymmetric synthesis with sugar derivatives. 3. Action of methylmagnesium iodide on sugar esters of phenylglyoxylic acid.糖衍生物的不对称合成。3. 碘化甲基镁对苯甲酰甲酸糖酯的作用。
Bull Chem Soc Jpn. 1967 Sep;40(9):2168-71. doi: 10.1246/bcsj.40.2168.
5
[Studies of pyrazine derivatives. XII. Reactions of methylmagnesium iodide with 2-cyano-6-morpholinopyrazine].[吡嗪衍生物的研究。十二。甲基碘化镁与2-氰基-6-吗啉基吡嗪的反应]
Acta Pol Pharm. 1978;35(5):525-8.
6
Reactions of epoxides--XXVI. The BF3-catalysed rearrangement of 5,6-alpha-epoxy-6-beta-phenyl-5-alpha-cholestane and a novel ketone rearrangement.
Tetrahedron. 1970 Feb;26(4):1091-4. doi: 10.1016/s0040-4020(01)98785-x.
7
Synthetic steroids. X. Preparation of (3S)- and (3R)-spiro-[5-alpha-cholestane-3,2'-oxiran] and their corresponding 2-alpha-methyl and 2,2-dimethyl analogues.合成类固醇。X. （3S）-和（3R）-螺[5-α-胆甾烷-3,2'-环氧乙烷]及其相应的2-α-甲基和2,2-二甲基类似物的制备。
J Chem Soc Perkin 1. 1970;5:731-5.
8
19-nor and aromatic steroids. 1. The cleavage of 3-oxygenated-2beta,19-ethers in the cholestane series.
J Chem Soc Perkin 1. 1970;10:1437-42. doi: 10.1039/j39700001437.
9
Nucleic acid related compounds.22. Transformation of ribonucleoside 2,3'-O-ortho esters into halo, deoxy, and epoxy sugar nucleosides using acyl halides. Mechanism and structure of products.核酸相关化合物。22. 使用酰卤将核糖核苷2,3'-O-原酸酯转化为卤代、脱氧和环氧糖核苷。产物的机理和结构。
J Am Chem Soc. 1976 Dec 8;98(25):8204-13. doi: 10.1021/ja00441a053.
10
Tetracyclic triterpenes. XII. Reduction of 7-carbonyl group in 4,4,14 alpha-trimethyl-5 alpha-cholestane with unnatural 9 beta-configuration.四环三萜。十二。具有非天然9β构型的4,4,14α-三甲基-5α-胆甾烷中7-羰基的还原反应
Steroids. 1988 Sep;52(3):173-80. doi: 10.1016/0039-128x(88)90001-3.