反应详情

Reaction of (1RS,8RS)-bicyclo[6.2.0]dec-9-one and 1-phenyl-1,7-diaza-spiro[3.5]nonan-2-one in accordance with the general method of example 1 and treatment of the base with fumaric acid in diethyl ether yielded the title compound, pale brown solid, m.p. 158° C. and MS: m/e=353.4 (M+H+).