In the asymmetric unit of the title compound, C~11~H~10~BrN~3~O, there are two independent molecules. The dihedral angles between the benzene and triazole rings in the two independent molecules are 84.1 (2) and 65.1 (2)°.
2-Bromo-1,3-dipyrrolidin-1-ylpropane-1,3-dionate bromide
✍ Scribed by Crane, Jonathan D. ;Bunce, Richard P.
- Book ID
- 104481555
- Publisher
- International Union of Crystallography
- Year
- 2004
- Tongue
- English
- Weight
- 331 KB
- Volume
- 60
- Category
- Article
- ISSN
- 1600-5368
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✦ Synopsis
ÁBr À , is a salt comprising monoprotonated 2-bromo-1,3-dipyrrolidin-1-ylpropane-1,3-dione cations and bromide anions. In the cation, the acidic proton is intramolecularly hydrogen-bonded between the carbonyl O atoms and the positive charge is delocalized over both amide groups.
📜 SIMILAR VOLUMES
ÁBr À ÁH 2 O, was determined at 150 K. It is a supramolecular adduct of imidazolium bromide and water molecules. Helical chains of (H 2 OÁBr À ) exist in the structure along the [001] direction. Each chain forms extensive hydrogen bonds with the imidazolium cations.
In the molecule of the title compound, C 21 H 17 N 3 O, the nearly planar benzotriazole ring system is oriented with respect to the planar rings C (benzoyl) and D (terminal phenyl) at dihedral angles of 58.52 (1) and 77.16 (1) , respectively. In the crystal structure, intermolecular C-HÁ Á ÁN hydrog