3-(5-thioxo-4,5-dihydro-tetrazol-1-yl)-propionic acid benzyl ester 、
sodium hydroxide 在
乙酸乙酯 、
氯化钠 作用下,
以
四氢呋喃 为溶剂,
反应 2.0h,
以By the above procedure there were obtained 1.9 g of powder of the captioned compound的产率得到1-(2-carboxyethyl)tetrazole-5-thiol