Crystal Structure Communications

Acta Cryst. (2011). C67, i45-i49  [ doi:10.1107/S0108270111025728 ]

A high-pressure single-crystal synchrotron diffraction study of NH₄RbTe₄O₉·2H₂O: stability of three different TeO_x coordination polyhedra

K. Friese, P. S. Halasyamani, M. Tolkiehn and A. Grzechnik

Synopsis: The crystal structure of ammonium rubidium nonaoxotetratellurate(IV) dihydrate has been studied as a function of pressure up to 7.40 GPa. No phase transition is observed.

Formula: NH₄RbTe₄O₉·2H₂O at five different pressures

Online 2 September 2011

Acta Cryst. (2011). C67, i50-i52  [ doi:10.1107/S0108270111033713 ]

A tetragonal form of dysprosium orthomolybdate at room temperature

S. Dorzhieva, I. Chumak, A. Sarapulova, D. Mikhailova, J. Bazarova and H. Ehrenberg

Synopsis: The single crystals of the tetragonal modification of dysprosium orthomolybdate obtained in the present work are stable at room temperature. The crystal structure is formed by corner-sharing MoO₄ tetrahedra and Dy polyhedra coordinated by seven O atoms.

Formula: Dy₂Mo₃O₁₂

Online 15 September 2011

Acta Cryst. (2011). C67, m321-m323  [ doi:10.1107/S0108270111036274 ]

Tetraaquabis[5-(3-pyridyl-N)pyrimidine]zinc(II) bis(trifluoromethanesulfonate): a novel cationic complex and three-dimensional hydrogen-bonded network

G.-G. Hou, L.-Y. Ma and X.-P. Dai

Formula: [Zn(C₉H₇N₃)₂(H₂O)₄](CF₃O₃S)₂

Online 15 September 2011

Acta Cryst. (2011). C67, m324-m326  [ doi:10.1107/S0108270111032811 ]

A binuclear zinc polymer with paddlewheel building units and intersecting helical chains based on a flexible 4-[(carboxymethyl)sulfanyl]benzoic acid ligand

M.-X. Zhang, X.-Y. Jiao, X. Chen and K.-L. Huang

Formula: [Zn(C₉H₆O₄S)(C₃H₇NO)]

Online 15 September 2011

Acta Cryst. (2011). C67, m327-m330  [ doi:10.1107/S0108270111036535 ]

Magnesium and nickel(II) furan-2,5-dicarboxylate

M. Schau-Magnussen, Y. Y. Gorbanev, S. Kegnæs and A. Riisager

Formula: [Mg(H₂O)₆](C₆H₂O₅) and [Ni(H₂O)₆](C₆H₂O₅)

Online 17 September 2011

Acta Cryst. (2011). C67, m331-m334  [ doi:10.1107/S0108270111031519 ]

In situ synthesis of mononuclear copper(II) complexes of the new tridentate ligand bis[(3,5-dimethyl-1H-pyrazol-1-yl)methyl]amine

F. Yu

Formula: [Cu(ClO₄)(C₅H₈N₂)(C₁₂H₁₉N₅)]ClO₄ and [Cu(C₅H₈N₂)₂(C₁₂H₁₉N₅)](PF₆)₂

Online 28 September 2011

Acta Cryst. (2011). C67, o373-o377  [ doi:10.1107/S010827011103246X ]

Self-assembled supramolecular sheet- and channel-type frameworks in the p-phenetidinium hydrogen phthalate and cyclohexylaminium hydrogen phthalate hemihydrate salts

R. Jagan and K. Sivakumar

Formula: C₈H₁₂NO⁺·C₈H₅O₄^- and C₆H₁₄N⁺·C₈H₅O₄^-·0.5H₂O

Online 2 September 2011

Acta Cryst. (2011). C67, o378-o381  [ doi:10.1107/S0108270111036869 ]

Powder X-ray study of racemic (2RS,3RS)-5-amino-3-(4-phenylpiperazin-1-yl)-1,2,3,4-tetrahydronaphthalen-2-ol

T. Assaad and M. Rukiah

Formula: C₂₀H₂₅N₃O

Online 15 September 2011

Acta Cryst. (2011). C67, o382-o386  [ doi:10.1107/S0108270111036493 ]

Water-induced pseudo-quadruple hydrogen-bonding motifs in xanthine-inorganic acid complexes

B. Sridhar

Formula: C₅H₅N₄O₂⁺·NO₃^-·H₂O and C₅H₅N₄O₂⁺·HSO₄^-·H₂O

Online 15 September 2011

Acta Cryst. (2011). C67, o387-o390  [ doi:10.1107/S0108270111035840 ]

Weak C-HO hydrogen bonds in anisaldehyde, salicylaldehyde and cinnamaldehyde

M. T. Kirchner, D. Bläser, R. Boese, T. S. Thakur and G. R. Desiraju

Formula: C₈H₈O₂, C₇H₆O₂ and C₉H₈O

Online 16 September 2011

Acta Cryst. (2011). C67, o391-o393  [ doi:10.1107/S0108270111033245 ]

A new polymorph of succinylcholinium diiodide: comparison of succinylcholinium structures

R. Pazout, J. Maixner, M. Dusek and B. Kratochvíl

Formula: C₁₄H₃₀N₂O₄²⁺·2I^-

Online 17 September 2011

Acta Cryst. (2011). C67, o394-o396  [ doi:10.1107/S0108270111039230 ]

A variable-temperature study of 1,2-bis(dimethylamino)-1,2-bis(2,6-dimethylanilino)diborane

A. S. Batsanov, G. Bramham, N. C. Norman and C. A. Russell

Formula: Two forms of C₂₀H₃₂B₂N₄

Online 28 September 2011

Acta Cryst. (2011). C67, o397-o404  [ doi:10.1107/S0108270111035797 ]

High-Z' and twinning behavior in 3,4-dinitrobenzoic acid

M. Zeller, J. L. Stouffer, V. C. Solomon and L. S. Curtin

Formula: C₇H₄N₂O₆

Online 28 September 2011

Acta Cryst. (2011). C67, o405-o408  [ doi:10.1107/S0108270111037930 ]

Concomitant but disappearing: two polymorphs of 1,4-bis(tribromomethyl)benzene

P. G. Jones, H. Hopf, A. Silaghi and C. Näther

Formula: Two polymorphs of C₈H₄Br₆

Online 28 September 2011

Acta Cryst. (2011). C67, o409-o412  [ doi:10.1107/S0108270111035761 ]

Plumeridoid C from the Amazonian traditional medicinal plant Himatanthus sucuuba

B. Waltenberger, J. M. Rollinger, U. J. Griesser, H. Stuppner and T. Gelbrich

Formula: C₁₅H₁₈O₇

Online 29 September 2011

Acta Cryst. (2011). C67, o413-o416  [ doi:10.1107/S0108270111038005 ]

6-Chloro-2-oxindole: X-ray and DFT-calculated study

B. Hachula, P. Zerzucha, M. Zubko and J. Kusz

Formula: C₈H₆ClNO

Online 29 September 2011

Acta Cryst. (2011). C67, o417-o420  [ doi:10.1107/S0108270111035165 ]

N-Butylpyridinium undecachlorocarbadodecaborate and comparison with similar compounds

S. A. Suarez, A. Foi, S. Eady, A. Larsen and F. Doctorovich

Formula: C₉H₁₄N⁺·CHB₁₁Cl₁₁^-

Online 29 September 2011

Acta Cryst. (2011). C67, o421-o424  [ doi:10.1107/S0108270111038649 ]

Ethyl 1-ethyl-7-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate: X-ray and DFT studies

V. Langer, P. Mach, L. Smrcok, K. Plevová and V. Milata

Formula: C₁₄H₁₄FNO₃

Online 29 September 2011