New compounds are disclosed having the general formulas (1) and (2):
Also described is a process for preparing the compounds of formulas (1) and (2). Further described is a process for preparing a cephalosporin derivative having formula (5):
by converting the compound of formula (1) to the compound of formula (2) and then converting the compound of formula (2) to the compound of formula (5).
本文公开了具有通式(1)和(2)的新化合物:
还描述了制备式(1)和(2)化合物的工艺。进一步描述了制备具有式(5)的
头孢菌素衍
生物的工艺:
将式(1)化合物转化为式(2)化合物,然后将式(2)化合物转化为式(5)化合物。