The invention relates to a method for producing a hydrazine of general formula (I) and the pharmaceutically acceptable salts thereof from an amine of formula (II), characterised in that said method uses a urea of formula (III) as a synthesis intermediate.
该发明涉及一种从式(II)的胺制备一般式(I)的
肼及其药用可接受盐的方法,其特征在于所述方法使用一种式(III)的
尿素作为合成中间体。