Treatment of the diazo-compounds (3), obtained in two steps from readily available hydrazine derivatives (1), with a catalytic amount of rhodium (II) acetate in benzene gives the aza-β-lactams (4) in high yield.
分两步从易得的
肼衍
生物(1)中获得的重氮化合物(3),经催化量的
乙酸铑(II)在苯中的处理,可以高收率得到氮杂-β-内酰胺(4)。