18-(4-Nitrophenyl)sulfonyl-5lambda6-thia-18-azatricyclo[22.4.0.09,14]octacosa-1(28),9,11,13,24,26-hexaen-2,7,15,22-tetrayne 5,5-dioxide 在
三乙胺 作用下,
以57%的产率得到11-(4-Nitrophenyl)sulfonyl-26lambda6-thia-11-azapentacyclo[19.7.0.02,7.017,22.024,28]octacosa-1(28),2,4,6,17(22),18,20,23-octaen-8,15-diyne 26,26-dioxide