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New tricyclic compounds with pyrimido[4,5-d]pyrimidine fragment, the 7,8-dihydro-1H-pyrimido[4,5,6-de]quinazoline derivatives

✍ Scribed by Dorokhov, V. A.; Voronkova, V. A.; Komkov, A. V.; Shashkov, A. S.


Book ID
118809851
Publisher
Springer
Year
2011
Tongue
English
Weight
304 KB
Volume
60
Category
Article
ISSN
1573-9171

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## Abstract Reactions of ethyl 3‐aryl‐2‐benzoylpropenoates 1 with guanidine and __N__‐alkyl(or benzyl)guanidines have been investigated. Ethyl 2‐aminodihydro‐5‐pyrimidinecarboxylate derivatives 3, 4 or 5, and 3,7‐diethoxy‐carbonyl‐4,6‐dihydro‐2,4,6,8‐tetraaryl‐1__H__‐pyrimido[1,2‐__a__]pyrimidines