The present invention relates to the N-phosphonomethyl substituted tetrazole derivatives of formula I ##STR1## and tautomers thereof wherein R.sub.1 is aryl or biaryl; n is zero, 1 or 2 pharmaceutically acceptable mono- or di-ester derivatives thereof in which one or both of the acidic hydroxy groups of the phosphono functional group are esterified in form of a pharmaceutically acceptable mono- or di-ester; and pharmaceutically acceptable salts thereof; pharmaceutical compositions comprising said compounds; methods for preparation of said compounds and for the preparation of intermediates; and methods of treating disorders in mammals which are responsive to the inhibition of neutral endopeptidases by administration of said compounds to mammals in need of such treatment.
本发明涉及式I的N-
磷酸甲基取代的
四唑衍
生物及其互变异构体,其中R1为芳基或联芳基;n为零、1或2,其药学上可接受的单酯或双酯衍
生物,其中
磷酸甲基功能团的一个或两个酸性羟基以药学上可接受的单酯或双酯形式酯化;以及其药学上可接受的盐;包括所述化合物的制药组合物;制备所述化合物和中间体的方法;以及通过将所述化合物用于需要此类治疗的哺乳动物的治疗中,抑制
中性内肽酶的方法。