3,5-dibenzylidene-tetrahydro-thiopyran-4-one 、
3-(dimethylamino)propylhydrazine 在
乙腈 作用下,
以
甲醇 为溶剂,
反应 4.0h,
以to yield 3.9g of the title compound, melting point 83°-85°C.的产率得到3a,4,6,7-Tetrahydro-N,N-dimethyl-3-phenyl-7-(phenylmethylene)thiopyrano[4,3-c]pyrazole-2-(3H)-propanamine