6-[2'-Amino-2',2'-disubstituted-ethylamino]-pyrimidines of the structure: ##STR1## in which X=H, NH.sub.2 or NO.sub.2, which are novel intermediates in the synthesis of quinoid 6,6-disubstituted-dihydro- and 6,6-disubstituted-tetrahydro-pteridines, are claimed.
本发明涉及6-[2'-
氨基-2',2'-二取代乙基
氨基]-
嘧啶的结构:##STR1## 其中X = H,NH.sub.2或NO.sub.2,它们是合成
喹诺酮6,6-二取代-二氢-和6,6-二取代-四氢-葉酸衍
生物的新型中间体。