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rac-2,2'-Bipiperidine-1,1'-diium dibromide.

Laars M, Ausmees K, Kudrjashova M, Kanger T, Werner F - Acta Crystallogr Sect E Struct Rep Online (2011)

Bottom Line: In the title compound, C(10)H(22)N(2) (2+)·2Br(-), a precursor in the synthesis of organocatalysts, the bipiperidinium ion is located on a twofold rotation axis which passes through the mid-point of the central C-C bond.The piperidinium ring adopts a chair conformation.In the crystal, the cations are linked together by Br(-) ions through N-H⋯Br hydrogen bonds, forming layers parallel to the ab plane.

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Affiliation: Tallinn University of Technology, Department of Chemistry, Akadeemia tee 15, 12618 Tallinn, Estonia.

ABSTRACT
In the title compound, C(10)H(22)N(2) (2+)·2Br(-), a precursor in the synthesis of organocatalysts, the bipiperidinium ion is located on a twofold rotation axis which passes through the mid-point of the central C-C bond. The piperidinium ring adopts a chair conformation. In the crystal, the cations are linked together by Br(-) ions through N-H⋯Br hydrogen bonds, forming layers parallel to the ab plane.

No MeSH data available.


Packing diagram of the title compound. Orange dashed lines indicate N—H···Br hydrogen bonds. H atoms not involved in the hydrogen bonds have been omitted for clarity.
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Fap2: Packing diagram of the title compound. Orange dashed lines indicate N—H···Br hydrogen bonds. H atoms not involved in the hydrogen bonds have been omitted for clarity.


rac-2,2'-Bipiperidine-1,1'-diium dibromide.

Laars M, Ausmees K, Kudrjashova M, Kanger T, Werner F - Acta Crystallogr Sect E Struct Rep Online (2011)

Packing diagram of the title compound. Orange dashed lines indicate N—H···Br hydrogen bonds. H atoms not involved in the hydrogen bonds have been omitted for clarity.
© Copyright Policy - open-access
Related In: Results  -  Collection

License
Show All Figures
getmorefigures.php?uid=PMC3120339&req=5

Fap2: Packing diagram of the title compound. Orange dashed lines indicate N—H···Br hydrogen bonds. H atoms not involved in the hydrogen bonds have been omitted for clarity.
Bottom Line: In the title compound, C(10)H(22)N(2) (2+)·2Br(-), a precursor in the synthesis of organocatalysts, the bipiperidinium ion is located on a twofold rotation axis which passes through the mid-point of the central C-C bond.The piperidinium ring adopts a chair conformation.In the crystal, the cations are linked together by Br(-) ions through N-H⋯Br hydrogen bonds, forming layers parallel to the ab plane.

View Article: PubMed Central - HTML - PubMed

Affiliation: Tallinn University of Technology, Department of Chemistry, Akadeemia tee 15, 12618 Tallinn, Estonia.

ABSTRACT
In the title compound, C(10)H(22)N(2) (2+)·2Br(-), a precursor in the synthesis of organocatalysts, the bipiperidinium ion is located on a twofold rotation axis which passes through the mid-point of the central C-C bond. The piperidinium ring adopts a chair conformation. In the crystal, the cations are linked together by Br(-) ions through N-H⋯Br hydrogen bonds, forming layers parallel to the ab plane.

No MeSH data available.