HRID1792173

反应详情

EQUATION

反应方程式

HRID 1792173 的结构方程式

PROCEDURE

实验过程

1α,3β-Bis(tert-butyldimethylsilyloxy)-17-{4-ethyl-4-(triethylsilyloxy)hexyloxymethyl}androsta-5,7,16-triene (559 mg, 0.710 mmol) and a 1M tetra-n-butylammonium fluoride tetrahydrofuran solution (6 ml) were subjected to reaction using a procedure similar to that of Example 5(2) (4 hours), worked up and purified by column chromatography (ethyl acetate:dichloromethane=4:1 and then ethyl acetate) to give the titled compound (292 mg, 93%) as a colorless foam.

WORKUP

后处理

  1. customof Example 5(2) (4 hours)
  2. custompurified by column chromatography (ethyl acetate