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POLYCYCLIC PYRIDINES: SYNTHESIS OF PYRIDOTHIENOPYRIMIDINES PYRIDOTHIENOTRIAZINES AND PYRIDOTHIENOTRIAZEPINES

✍ Scribed by Hussein, A.M.; Abu-shanab, F. A.; Ishak, E. A.

Book ID: 120308984
Publisher: Taylor and Francis Group
Year: 2000
Tongue: English
Weight: 526 KB
Volume: 159
Category: Article
ISSN: 1042-6507
DOI: 10.1080/10426500008043650

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## Abstract The preparation of polycyclic heterocycles with one or more nitrogen atoms and different binding angles by a domino reaction is described. These compounds (4–6, 8a–b) are formed by the reaction of β‐amino ketone hydrochlorides 1 or 2 (Mannich bases) with ketones 3. Especially the synthe