Disclosed is a process for preparing the antibiotic 6-hydroxymethyl-2-(β -aminoethylthio)-1 -carbadethiapen-2-em-3 -carboxylic acid (I)
and its pharmaceutically acceptable salt and ester derivatives and intermediates useful in this process.
本发明公开了一种制备抗生素 6-羟甲基-2-(β-
氨基乙
硫基)-1-卡巴替
硫杂庚烯-2-em-3-
羧酸的工艺(I)
及其药学上可接受的盐和酯衍
生物以及在此过程中有用的中间体。