As part of our synthetic work leading to the photolyses of pyrazolidin-3-ones, we found it necessary to synthesize a variety of previously unreported 1-acyl and Z-acyl-S,S-dimethylpyrazolidin-J-ones. While the 1-acetyl, 2 (mp 141-142'), and 1-benzoyl, ,& (mp 236-237'1, isomers could be
Tautomerism of 4-acyl-2-phenyl-2-pyrazolidin-3-ones
✍ Scribed by S. V. Oleinik; K. N. Zelenin; V. V. Alekseev; A. A. Potekhin
- Publisher
- Springer US
- Year
- 1999
- Tongue
- English
- Weight
- 123 KB
- Volume
- 35
- Category
- Article
- ISSN
- 0009-3122
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📜 SIMILAR VOLUMES
Simple Three-Component Synthesis of 4-Acyl-5-phenyl-1-(2-hetaryl)-3-hydroxy-3-pyrrolin-2-ones. -Thermal three-component cyclocondensation of methyl acylpyruvate (I), benzaldehyde (II) and hetarylamines (III) furnishes the novel 4-acyl-5-phenylpyrrolinones-2 (IV) containing a hetaryl group at the N(
Single-crystal X-ray study T = 294 K Mean (C-C) = 0.005 A R factor = 0.062 wR factor = 0.225 Data-to-parameter ratio = 12.6 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.