N-[4-(6-acetoxy-2,5,7,8-tetramethyl-4-oxochroman-2-ylmethoxy)phenyl]-(2-chloro-5-nitrophenyl)carboxamide 在
sodium methylate 、
溶剂黄146 作用下,
以
甲醇 为溶剂,
以48%的产率得到N-[4-(6-hydroxy-2,5,7,8-tetramethyl-4-oxochroman-2-ylmethoxy)phenyl]-(2-chloro-5-nitrophenyl)carboxamide