N-(5-isopropyl-2-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)-N'-(4-methoxyphenylsulfonyl)benzimidamide 、
sodium 4-methylbenzenesulfinate 以
溶剂黄146 为溶剂,
以73%的产率得到N-[4-hydroxy-5-isopropyl-2-methyl-3-(4-methylphenylsulfonyl)phenyl]-N'-(4-methoxyphenylsulfonyl)benzimidamide