18,18,18',18'-Tetramethyl-16,16'-spirobi[2,7,12-trioxapentacyclo[11.7.0.03,11.05,9.015,19]icosa-1(13),3(11),4,9,14,19-hexaene]-6,6',8,8'-tetrone 、
4-(2-丙炔基氧)苯胺 在
吡啶 、
乙酸酐 作用下,
以
N-甲基吡咯烷酮 为溶剂,
反应 7.0h,
以6.18 g的产率得到18,18,18',18'-Tetramethyl-7,7'-bis(4-prop-2-ynoxyphenyl)-16,16'-spirobi[2,12-dioxa-7-azapentacyclo[11.7.0.03,11.05,9.015,19]icosa-1(13),3(11),4,9,14,19-hexaene]-6,6',8,8'-tetrone