9-amino-3-methylcarbazole 、
[3-formyl-4-[4-(4-prop-2-enoyloxybutoxycarbonyloxy)benzoyl]oxyphenyl] 4-(4-prop-2-enoyloxybutoxycarbonyloxy)benzoate 在
camphor-10-sulfonic acid 作用下,
以
四氢呋喃 为溶剂,
反应 23.0h,
以89%的产率得到[3-[(E)-(3-methylcarbazol-9-yl)iminomethyl]-4-[4-(4-prop-2-enoyloxybutoxycarbonyloxy)benzoyl]oxyphenyl] 4-(4-prop-2-enoyloxybutoxycarbonyloxy)benzoate