2,2′-(Ethane-1,2-diyl)dibenzimidazolium bis(perchlorate) tetrahydrate
✍ Scribed by Yu, Qiong-Yan ;Cai, Yue-Peng ;Ng, Seik Weng
- Publisher
- International Union of Crystallography
- Year
- 2007
- Tongue
- English
- Weight
- 143 KB
- Volume
- 63
- Category
- Article
- ISSN
- 1600-5368
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✦ Synopsis
The cation, anion and water molecules of the title compound, C 16 H 16 N 4 2+ Á2ClO 4 À Á4H 2 O, are linked by hydrogen bonds into a three-dimensional network. The cation lies on a center of inversion, which is located at the mid-point of the -CH 2 CH 2bond.
📜 SIMILAR VOLUMES
The title compound, C~20~H~24~N~4~ ^2+^·2Br^−^·2H~2~O, was prepared from benzimidazole by stepwise alkylation with ethyl bromide followed by 1,2-bromoethane. The dication lies about a twofold rotation axis through the centre of the ethanyl group that links the two planar benzimidazolium residues. Th
In the title compound, C~18~H~24~Cl~2~N~4~O~2~, a quarternary adduct consisting of two water molecules and two chloride ions binds the centrosymmetric 2,2′-(butane-1,4-diyl)dibenzimidazolium cations into two-dimensional hydrogen-bonded layers.
In the title compound, C 16 H 15 N 5 Á4H 2 O, the two independent molecules of the asymmetric unit are linked into a threedimensional structure by a combination of classical hydrogen bonds, C-HÁ Á Á and aromaticinteractions.
The title compound, C 18 H 12 N 2 O 4 , crystallizes with one halfmolecule in the asymmetric unit. In each molecule, there is a crystallographic centre of inversion at the mid-point of the central C-C bond.