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SPIRO-PYRIMIDINES. III. CONDENSATION OF CYCLOPROPANE-1,1-DICARBOXYLIC ESTER WITH UREAS.

✍ Scribed by Dox, Arthur W.; Yoder, Lester


Book ID
120067340
Publisher
American Chemical Society
Year
1921
Tongue
English
Weight
333 KB
Volume
43
Category
Article
ISSN
0002-7863

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Condensation of substituted 2-aminopyrid
✍ Pier Luigi Ferrarini; Claudio Mori; Clementina Manera; Filippo Mori; Vincenzo Ca πŸ“‚ Article πŸ“… 1999 πŸ› Journal of Heterocyclic Chemistry 🌐 English βš– 268 KB πŸ‘ 1 views

## Abstract We report the condensation of substituted 2‐aminopyridines 5 with β‐ketocarboxylic esters in polyphosphoric acid. In this reaction were obtained together with the target compounds, 4__H__‐pyrido[1,2‐__a__]pyrirnidin‐4‐ones 6 also the pyridin‐2‐ones 7. All the compounds 7 were tested for