反应详情

A procedure similar to that described in Preparation 8 was repeated, except that 10.00 g of 2-benzyloxycarbonylamino-2-methylpropanol, 7.35 g of imidazole, 150 ml of anhydrous dimethylformamide and 8.14 g of t-butyldimethylsilyl chloride were used, to give 14.68 g of the title compound having an Rf value of 0.73 (on silica gel thin layer chromatography, using a 1:4 by volume mixture of ethyl acetate and hexane as the developing solvent).

1. customA procedure similar to that described in Preparation 8