Single-crystal X-ray study T = 100 K Mean '(C±C) = 0.003 A Ê R factor = 0.056 wR factor = 0.142 Data-to-parameter ratio = 12.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
Synthesis and pharmacological activity of 2-oxo-(2H) 1-benzopyran-3-carboxamide derivatives
✍ Scribed by L Bonsignore; G Loy; D Secci; A Calignano
- Publisher
- Elsevier Science
- Year
- 1993
- Tongue
- French
- Weight
- 273 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0223-5234
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Synthesis and Photobiological Activity of N-Substituted 2-Oxo-2H-1benzopyran-3-(thio)carboxamides. -Piperidine-catalyzed condensation of benzaldehydes (I) with the malonic derivatives (II) gives a variety of polyfunctional coumarins ( III) (12 examples). They react readily with methyl iodide to the
a b s t r a c t N-substituted-3-carboxamido-coumarin derivatives were prepared and evaluated for selective antibacterial activity against 20 isolates of Helicobacter pylori clinical strains, including five metronidazole resistant ones. Some of them possessed the best activity against H. pylori metro
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.004 A Ê Disorder in main residue R factor = 0.051 wR factor = 0.150 Data-to-parameter ratio = 16.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.