HRID2049945

反应详情

EQUATION

反应方程式

HRID 2049945 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

1

PROCEDURE

实验过程

Barton et al, J.A.C.S. 95:8, 2748 (1973) describe reduction of 1α,2α-epoxycholesta-4,6-dien-3-one with large excesses of each of lithium metal and ammonium chloride in ammonia/tetrahydrofuran at reflux to obtain 1α,3β-dihydroxycholest-5-ene which is a precursor of 1α-hydroxyvitamin D3.

WORKUP

后处理

  1. temperatureat reflux