2-{4-(2-Hydroxy-3-propoxypropoxy)phenylcarbamoyl}ethyldimethylsulfonium iodide 、
sodium 2,4,6-trinitrobenzene-1-sulfonate 在
2-{4-(2-hydroxy-3-propoxypropoxy)phenylcarbamoyl}ethyldimethylsulfonium picrylsulfonate 作用下,
以
水 为溶剂,
以giving 6.11 g of 2-{4-(2-hydroxy-3-propoxypropoxy)phenylcarbamoyl}ethyldimethylsulfonium picrylsulfonate (Compound 11) in 96.2% yield, M.P. 117° to 119° C.的产率得到2-{4-(2-hydroxy-3-propoxypropoxy)phenylcarbamoyl}ethyldimethylsulfonium picrylsulfonate