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Chemistry of Diazopolycarbonyl Compounds: IX. Synthesis of 6-Aryl-3-acyl-4-hydroxypyridazines by Heterocyclization of 1,5-Disubstituted 2-Diazo-1,3,5-pentanetriones |
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| Authors: | N. V. Kutkovaya N. A. Pulina V. V. Zalesov |
| Abstract: | 5-Aryl-2-diazo-1,3,5-pentanetriones undergo intramolecular cyclization by the action of triphenylphosphine to give triphenylphosphine oxide and substituted 6-aryl-3-acyl-4-hydroxypyridazines. |
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