The Synthesis of 6-Substituted Pyrido[2,3-<i>d</i>]pyrimidine-2,4(1<i>H</i>,3<i>H</i>)-diones Using Aminomethylene Malondialdehydes and 6-Aminouracils
作者:A. Rashidi、M. M. Baradarani、J. A. Joule
DOI:10.1002/jhet.2102
日期:2014.7
Variously substituted aminomethylene malondialdehydes (2‐(3,3‐dimethylindolin‐2‐ylidene)malondialdehydes) were reacted with some 6‐aminouracils, to give 6‐(3,3‐dimethyl‐3H‐indol‐2‐yl)pyrido[2,3‐d]pyrimidine‐2,4‐(1H,3H)‐diones in good yields.
各种取代的氨基亚甲基丙二醛(2-(3,3-二甲基吲哚-2-亚基)丙二醛)与一些6-氨基尿嘧啶反应,得到6-(3,3-二甲基-3 H-吲哚-2-基)吡啶基[ 2,3- [ d ]嘧啶-2,4-(1 H,3 H)-二酮,收率高。