Benzenesulfonamide,N-(1-butyl-1-formylpentyl)-4-(dimethylamino)-2-[(4-hydroxyphenyl)methyl]-N-methyl- 在
potassium tert-butylate 作用下,
以
四氢呋喃 为溶剂,
生成 (8R,9R)-7,7-Dibutyl-2-dimethylamino-9-(4-hydroxy-phenyl)-6-methyl-5,5-dioxo-6,7,8,9-tetrahydro-5H-5λ
6-thia-6-aza-benzocyclohepten-8-ol