二环己胺 、
N-(2-carboxymethyl-2,5,7,8-tetramethylchroman-6-sulfonyl)benzamidine 、
异丙醚 以
乙酸乙酯 为溶剂,
以to give N-(2-carboxymethyl-2,5,7,8-tetramethylchroman-6-sulfonyl)benzamidine dicyclohexylamine salt as a solid (1.59 g)的产率得到N-(2-carboxymethyl-2,5,7,8-tetramethylchroman-6-sulfonyl)benzamidine dicyclohexylamine salt