申请人:Pfizer Inc.
公开号:US03950160A1
公开(公告)日:1976-04-13
2-Substituted pyridopyrimidines and their alkali and alkylamine salts as herbicides, and processes for the synthesis of starting materials leading to the preparation thereof.
2-取代吡啶嘧啶及其碱和烷胺盐作为除草剂,以及用于合成导致其制备的起始材料的过程。