diethyl-(4-methyl-2,3a-diphenyl-3aH-[1,3,4]oxadiazolo[3,2-a]quinolin-5-yl)-amine 、
丁炔二酸二乙酯 以
乙腈 为溶剂,
生成 8b-diethylamino-10a-methyl-2,10b-diphenyl-10a,10b-dihydro-8b
H-benzo[
e]cyclobuta[
c][1,3,4]oxadiazolo[3,2-
a]pyridine-9,10-dicarboxylic acid diethyl ester