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N′-[1-(2,4-Dioxo-3,4-dihydro-2H-1-benzopyran-3-ylidene)ethyl]thiophene-2-carbohydrazide
The title compound, C(16)H(12)N(2)O(4)S, was obtained by the condensation of 3-acetyl-4-hydroxycoumarin with thien-2-ylcarbonyl hydrazide. The pyran ring adopts a 2,4-dione tautomeric form. The benzopyran ring system is almost coplanar with the thiophene ring [dihedral angle 0.9 (2)°]. The exocyc...
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| 主要な著者: | , , , , |
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| フォーマット: | Artigo |
| 言語: | Inglês |
| 出版事項: |
International Union of Crystallography
2011
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| 主題: | |
| オンライン･アクセス: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3099777/ https://ncbi.nlm.nih.gov/pubmed/21754031 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1107/S1600536811010907 |
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