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Diethyl 7,8-dibromo-4,11-dioxo-11b,11c-dihydro-5H,10H-2-oxa-3a,4a,10a,11a-tetraazabenz[f]indeno[2,1,7,7a-ija]azulene-11b,11c-dicarboxylate
The title compound, C(20)H(20)Br(2)N(4)O(7), is an intermediate for molecular clips. The seven- and six-membered rings have chair conformations, while the five-membered rings adopt envelope conformations. In the crystal structure, weak C—H⋯O and C—H⋯Br interactions link the molecules into a thre...
| Autores principales: | , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
International Union of Crystallography
2009
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2969905/ https://www.ncbi.nlm.nih.gov/pubmed/21577649 http://dx.doi.org/10.1107/S160053680903284X |