Add time:09/29/2019         Source:infona.pl

New 7-aryl(hetaryl)-7,8,9,10,11,12-hexahydropyrimido[5,4-b][1,7]phenanthroline-9,11-diones have been synthesized by three-component condensation of barbituric acid with quinolin-5-amine and aromatic or heteroaromatic aldehydes.

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