(±)-2-Methylpiperazin-1-ium perchlorate
نویسنده
چکیده
In the title compound, C(5)H(13)N(2) (+)·ClO(4) (-), the monoprotonated piperazine ring adopts a chair conformation. In the crystal structure, cations and anions are linked by inter-molecular N-H⋯O and N-H⋯N hydrogen bonds into layers parallel to (01).
منابع مشابه
2-Amino-3-carboxypyrazin-1-ium perchlorate bis(2-aminopyrazin-1-ium-3-carboxylate) monohydrate
The asymmetric unit of the title compound, C(5)H(6)N(3)O(2) (+)·ClO(4) (-)·2C(5)H(5)N(3)O(2)·H(2)O, comprises two symmetry-independent zwitterions, one cation, one perchlorate anion and one water mol-ecule. In the crystal, the three different types of organic entities are linked by N-H⋯O and N-H⋯N hydrogen bonds, forming undulating sheets parallel to (1-10). These sheets are in turn connected b...
متن کامل1-(2-Cyanoethyl)-2-(2-pyridyl)-1H,3H-benzimidazol-3-ium perchlorate
The title compound, C(15)H(13)N(4) (+)·ClO(4) (-), comprises a nonplanar 1-(2-cyano-ethyl)-2-(2-pyrid-yl)-1H,3H-benzimidazol-3-ium cation [dihedral angle between the imidazole and pyridine rings = 22.5 (8)°] and a perchlorate anion. The cation is formed by protonation of the N atom of the benzimidazole ring. A charged N-H⋯O hydrogen bond connects the anion and cation, and inter-molecular C-H⋯O ...
متن کامل1-Ethyl-6-fluoro-7-(4-methylpiperazin-4-ium-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate hexahydrate
In the title compound, C(17)H(20)FN(3)O(3)·6H(2)O, the pefloxacin (pef) neutral zwitterion is accompanied by six water mol-ecules of hydration. An extensive network of O-H⋯O and N-H⋯O hydrogen bonds help to establish the crystal packing.
متن کاملN-(4-Methylpiperazin-4-ium-1-yl)dithiocarbamate sesquihydrate
In the crystal structure of the title compound, C(6)H(13)N(3)S(2)·1.5H(2)O, weak N-H⋯S inter-actions between the zwitterionic mol-ecules are observed, leading to an extensively folded layered arrangement parallel to (100). There are three crystallographically independent water mol-ecules in the asymmetric unit, which are disordered and only half occupied.
متن کامل4-(2-Azaniumylethyl)piperazin-1-ium bis(perchlorate)
In the title compound, C(6)H(17)N(3) (2+)·2ClO(4) (-), the piperazine ring adopts a chair conformation with the ethyl-ammonium fragment occupying an equatorial position. In the crystal, the dications and perchlorate anions are linked through N-H⋯O hydrogen bonding and weak C-H⋯O hydrogen bonding into a three-dimensional supra-molecular network.
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عنوان ژورنال:
دوره 66 شماره
صفحات -
تاریخ انتشار 2010