3,9-bis[(4-methylphenyl)sulfonyl]-α-{{4-{[(4-methylphenyl)sulfonyl]oxy}phenyl}methyl}-3,6,9,15-tetraazabicyclo[9.3.1]pentadeca-1(15),11,13-triene-6-acetic acid methyl ester 在
氢溴酸 、
溶剂黄146 、
苯酚 作用下,
反应 24.0h,
以69%的产率得到α-{{4-{[(4-methylphenyl)sulfonyl]oxy}phenyl}methyl}-3,6,9,15-tetraazabicyclo[9.3.1]pentadeca-1(15),11,13-triene-6-acetic acid