In the title compound, C 16 H 14 N 2 O 4 S, the phenyl and quinoxaline 1,4-dioxide planes are approximately perpendicular, with a dihedral angle of 85.8 (2) .
Pyrazolones and quinoxalines from 4-phenyl-2,3-dioxobutyro-1,4-lactone
✍ Scribed by H. M. Mokhtar; Z. M. El-Shafei; H. S. El Khadem; D. L. Swartz
- Book ID
- 112124154
- Publisher
- Journal of Heterocyclic Chemistry
- Year
- 1977
- Tongue
- English
- Weight
- 119 KB
- Volume
- 14
- Category
- Article
- ISSN
- 0022-152X
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📜 SIMILAR VOLUMES
I ) duszug atis der h u g . -Dissert. von R o b e r t P 8 c h o r r , Jena 1894. Nnn vergleiche anch Deutsches Reichspatent Xr. 75 378 Tom 7. September 1893. ' ) Diese Annalen 238, 189. hunaleu der Chemie 293. Bd.
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## Abstract Synthesis of {3‐[1‐(ethoxycarbonyl)‐[1,2,4]triazolo[4,3‐a]quinoxalin‐4‐yl]‐1‐phenyl‐1__H__‐pyrazol‐5‐yl}methyl ethyl oxalate (**2**), ethyl 4‐[5‐(acetoxymethyl)‐1‐phenyl‐1__H__‐pyrazol‐3‐yl]‐[1,2,4]triazolo[4,3‐a]quioxaline‐1‐carboxylate (**4**), [4‐halo‐1‐phenyl‐3‐(1‐phenyl‐[1,2,4]tria