反应详情

Reduction of the latter ester to the title compound is effected as follows: The ester (159 g) is dissolved in dry tetrahydrofuran (250 ml) and added dropwise during 30 min to a stirred mixture of lithium aluminum hydride (50 g) in tetrahydrofuran. The mixture is stirred for one hour, cooled and water (150 ml) is slowly added. The mixture is dried over magnesium sulfate and evaporated to give the title compound as a yellow oil, γmaxCHCl3 3610, 3420 and 1520 cm- 1.

1. temperaturecooled
2. dry with materialThe mixture is dried over magnesium sulfate
3. customevaporated