4-amino-3-methyl-N-ethyl-N-(β-methylsulfonylaminoethyl)aniline 、
1-Hydroxy-4-(4-nitro-phenoxy)-naphthalene-2-carboxylic acid phenyl ester 在
potassium hexacyanoferrate(III) 作用下,
以
1,4-二氧六环 、
水 为溶剂,
生成 4-{4-[Ethyl-(2-methylsulfamoyl-ethyl)-amino]-2-methyl-phenylamino}-4-(4-nitro-phenoxy)-1-oxo-1,4-dihydro-naphthalene-2-carboxylic acid phenyl ester