258. A new cinnoline synthesis. Part II. Synthesis of 1-substituted 4-cinnolone-3-carboxylic acids
β Scribed by Barber, H. J. ;Lunt, E.
- Book ID
- 120241711
- Publisher
- The Royal Society of Chemistry
- Year
- 1965
- Weight
- 704 KB
- Category
- Article
- ISSN
- 0368-1769
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Synthesis and Biological Activity of Some 4-Amino-3-cinnoline Carboxylic Acid Derivatives. Part 4. 2,4-Dioxo-1,2,3,4tetrahydropyrimido[5,4-c]cinnolines. -A new series of the title compounds (III) are prepared by cyclocondensation of the corresponding cinnolinecarboxamides (I) with oxalyl chloride,