7-[1-(4-Dimethylamino-phenyl)-meth-(E)-ylidene]-3,3-diethyl-3,4-dihydro-2H-thiazolo[3,2-b][1,2,4,5]tetrazin-6-one 在
sodium acetate 、
一水合肼 作用下,
以
溶剂黄146 为溶剂,
以52%的产率得到4-[(5R,6S)-11,11-diethyl-7-thia-1,3,4,9,10,12-hexazatricyclo[6.4.0.02,6]dodeca-2,8-dien-5-yl]-N,N-dimethylaniline