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US5516767A Phosphinyloxy propanaminium inner salt derivatives 失效
磷酰氧基丙胺内盐衍生物

Phosphinyloxy propanaminium inner salt derivatives
摘要:
Compounds of the formula ##STR1## where X.sub.1 and X.sub.2 are independently O or S, andR.sub.1 is as defined in the descriptionR.sub.2, R.sub.3, and R.sub.4 are each independently straight orbranched chain (C.sub.1-4)alkyl, and pharmaceutically acceptable salts, physiological hydrolysable esters, and pro-drug forms thereof are useful as hypoglycemic agents.
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