反应详情

Concentrated hydrochloric acid (0.5 mL) was added to a solution of (9-(4-(2-(tert-butyldimethylsilyloxy)ethyl)phenethyl)-1-oxa-4,9-diazaspiro[5.5]undecan-4-yl)(2-methylthiazol-4-yl)methanone (example 5, step d) (0.3 g) in methanol (5 mL) and the resulting solution stirred for 1 h.