3,5,5-trimethyl-thiazolidine-2,4-dione 2-oxime 、
三乙胺 、 N-methyl-N-(2-methyl-1-oxo-2-cyclopentanesulfenyl)carbamoyl chloride 在
乙酸乙酯 作用下,
以
1,4-二氧六环 、 ice water 为溶剂,
反应 16.0h,
以to yield 0.66g of white solid, m.p. 119°-121° C.的产率得到
O-[methyl-(1-methyl-2-oxo-cyclopentylsulfanyl)-carbamoyl]-
N-(3,5,5-trimethyl-4-oxo-thiazolidin-2-ylidene)-hydroxylamine