tert-butyl 2''-methyl-2'',3''-dihydro-10H-dispiro[acridine-9,2'-thiirane-3',1''-cyclopenta[a]naphthalene]-10-carboxylate 在
三(4-甲氧苯基)膦 作用下,
以
甲苯 为溶剂,
反应 8.0h,
以86%的产率得到tert-butyl 9-(2-methyl-2,3-dihydro-1H-cyclopenta[a]naphthalen-1-ylidene)acridine-10(9H)-carboxylate