3,4,5-Trimethoxyphenyl 4-bromo-7-methoxy-1,3-benzodioxole-5-carboxylate
✍ Scribed by Zheng, Lei ;Guo, Boying ;Zheng, Xiufang ;Chen, Juan ;Chang, Junbiao
- Publisher
- International Union of Crystallography
- Year
- 2005
- Tongue
- English
- Weight
- 238 KB
- Volume
- 61
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
In the title compound, C~23~H~25~NO~10~, the five-membered rings adopt envelope conformations and the dihedral angle between the two benzene rings is 67.1 (7)°. The crystal structure is stabilized by intramolecular N—H...O and intermolecular O—H...O hydrogen-bond interactions.
The title compound, C 16 H 13 BrO 6 , was synthesized in an anhydrous medium. The methylenedioxobenzoate moiety and the methoxyphenyl fragment form a dihedral angle of 65.06 (8) .
The crystal structure of the title compound, C 23 H 28 Br 4 O 6 , confirms that it consists of two hexasubstituted aromatic units linked by a central methylene group. The molecule lies on a crystallographic twofold axis that passes through the methylene bridging atom. Examination of the extended str
The title compound, C 20 H 22 ClNO 3 , was synthesized by the reaction of 3-chlorobenzaldehyde, 5,5-dimethyl-1,3-cyclohexanedione and methyl 2-aminocrotonate in an ionic liquid medium. The X-ray analysis reveals that the nitrogencontaining ring adopts a boat conformation and the cyclohexene ring has