特戊酸氯甲酯 、
phenyl-[2-(6,6,9,9-tetramethyl-2,3,5,9a-tetrahydroimidazo[2,1-d][1,2,5]dithiazepin-1-yl)ethoxy]phosphinic acid 在
氢氧化钾 作用下,
以76%的产率得到[phenyl-[2-(6,6,9,9-tetramethyl-2,3,5,9a-tetrahydroimidazo[2,1-d][1,2,5]dithiazepin-1-yl)ethoxy]phosphoryl]oxymethyl 2,2-dimethylpropanoate