## Abstract The reaction of 1,2‐diaminobenzenes with substituted 1,2‐dibenzoyl‐1,2‐dibromoethanes constitutes a convenient synthetic route to the hitherto 2‐(__p__‐R‐benzoylmethylene)‐3‐(__p__‐R‐phenyl)‐1__H__‐quinoxalines. Structures of all products were elucidated by ir, ^1^H and ^13^C‐nmr, mass
ChemInform Abstract: Synthesis of 2-(p-R-Benzoylmethylene)-3-(p-R-phenyl)-1H-quinoxalines.
✍ Scribed by B. INSUASTY; F. FERNANDEZ; J. QUIROGA; R. MORENO; R. MARTINEZ; E. ANGELES; R. GAVINO; R. H. DE ALMEIDA S.
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 29 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0931-7597
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✦ Synopsis
Synthesis of 2-(p-R-Benzoylmethylene)-3-(p-R-phenyl)-1Hquinoxalines.
-The reaction of substituted dibenzoyldibromoethanes (I) with diaminobenzenes (II) provides a convenient route to the title quinoxalines (III). The structure of (III) is elucidated by spectroscopic methods. In addition, the structure of (IIIa) is confirmed by single crystal X-ray diffraction analysis. - (INSUASTY, B.;
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