Selective Reduction of a,b-Unsaturated Steroidal Carbonyl Compounds by NaBH4 in Presence of Guanidine Hydrochloride in Dioxane
作者:Salman Ahmad Khan、Abdullah M. Asiri
DOI:10.14233/ajchem.2014.16363
日期:——
A selective hydrogenation of a,b-unsaturated steroidal carbonyl compounds with NaBH4 in the presence of guanidine hydrochloride in dioxane in good to excellent yields are described.
Reactivity and Geometry in Allylic Systems. I. Stereochemistry of Photosensitized Oxygenation of Monoölefins<sup>1,2</sup>
作者:Alex Nickon、Jehanbux F. Bagli
DOI:10.1021/ja01467a049
日期:1961.3
US6964868B1
申请人:——
公开号:US6964868B1
公开(公告)日:2005-11-15
[EN] SIDE-CHAIN HYDROXYLATED CHOLESTEROL DERIVATIVES, AGENTS FOR DISSOLUTION OF CHOLESTEROL GALLSTONES
申请人:THE UNIVERSITY OF COLORADO FOUNDATION, INC.
公开号:WO1991015213A1
公开(公告)日:1991-10-17
(EN) A method for treatment of cholesterol gallstones employing side-chain hydroxylated cholesterol derivatives is provided. In particular a method for treatment of gallstones which involves the administration of 25- or 26-hydroxycholesterol to patients is disclosed.(FR) Un procédé de traitement de calculs biliaires à cholestérol, qui emploie des dérivés de cholestérol hydroxylé à chaîne latérale est décrit. En particulier, un procédé de traitement de calculs biliaires qui consiste à administrer du 25- ou 26-hydroxycholestérol aux patients est décrit.