反应详情

Prepare essentially as described in EXAMPLE 2 from 5-phenylethynyl-pyridin-3-yl)-carbamic acid tert-butyl ester, (prepared as described in EXAMPLE 154), (0.380 g, 1.3 mmol) in 1,4-dioxane (1 mL) and hydrogen chloride (3 mL, 12 mmol) to give the title compound (280 mg, 81%).

1. customPrepare essentially