4-(2-Amino-4-oxo-2-imidazolin-5-ylidene)-2-bromo-4,5,6,7-tetrahydropyrrolo[2,3-c]azepin-8-one methanol solvate: a new bromo compound from the sponge Acanthella Aurantiaca

5′-Aminohydroxymethylene-1′,2′-dichl

5′-Aminohydroxymethylene-1′,2′-dichloro-spiro[7H-pyrano[3,2-c;5,6-c′]dichromene-7,4′-cyclohex-2′-ene]-3′,6,6′,8-tetraone dimethylformamide disolvate, a spiro compound from the reaction of 4-hydroxycoumarin with 2,3-dichloro-5,6-dicyanobenzoquinone

✍ Zhang, Sheng-Ling ;Huang, Zhi-Shu ;Gu, Lian-Quan ;Ng, Seik Weng 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 269 KB

Single-crystal X-ray study T = 295 K Mean '(C±C) = 0.003 A Ê Disorder in solvent or counterion R factor = 0.047 wR factor = 0.137 Data-to-parameter ratio = 14.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.