反应详情

Trans-2-diphenylmethyl-tetrahydropyran-5-yl methanesulfonate 13 (0.39 g, 1.12 mmol) in dry DMF (50 ml) was reacted with sodium azide (0.22 g, 3.35 mmol) to yield cis-5-azido-2-diphenylmethyl-tetrahydropyran 14 (0.3 g, 92%) as an oil (Procedure B).