Acta Crystallographica Section C

Crystal Structure Communications

Volume 55, Part 8 (August 1999)


Cover illustration Cover illustration: \[Cu2{1,4-bis\[(3-methyl-2-pyridyl)amino\]phthalazine-H}(N3)3\] at 40 K, see Goeta et al., pages 1243-1246. Displacement ellipsoids are shown at the 80% probability level.

cif-access (inorganic compounds)



Acta Cryst. (1999). C55, IUC9900097    [ doi:10.1107/S0108270199099138 ]

Silver perrhenate, AgReO4

D. Yu. Naumov, A. V. Virovets, S. V. Korenev and A. I. Gubanov

Synopsis: Silver perrhenate is isostructural with scheelite, CaWO4. The Ag+ cation occupies the Ca2+ position and ReO4- lies in the WO42- position.

Formula: AgReO4



Acta Cryst. (1999). C55, IUC9900092    [ doi:10.1107/S0108270199099126 ]

The double layered hydroxide 3CaO.Al2O3.CaBr2.10H2O

J.-P. Rapin, N. M. Noor and M. François

Synopsis: The structure of the title compound, also formulated as Ca2Al(OH)6Br.2H2O, dicalcium aluminium hydroxide bromide dihydrate, is isostructural with the iodide analogue [Rapin, Walcarius, Lefevre & François (1999). Acta Cryst. C55. In the press].

Formula: AlBrCa2H10O8



Acta Cryst. (1999). C55, IUC9900080    [ doi:10.1107/S0108270199099114 ]

Tetragonal Ni4.35As3O11.7(OH)0.3

J. Barbier

Synopsis: The title new tetragonal nickel arsenate is best formulated as Ni0.5-xNi4As3O12-2x(OH)2x (x = 0.15) and corresponds to a hydrated form of Ni4.5As3O12. A unique feature of the structure is a partially filled dodecahedral Ni site with 4 symmetry and long Ni-O bonds [2.300(2) (× 4) and 2.667(2)Å (× 4)].

Formula: Ni4.35As3O11.7(OH)0.3


cif-access (metal-organic compounds)



Acta Cryst. (1999). C55, IUC9900091    [ doi:10.1107/S0108270199099102 ]

Space-group revision for bis(N-ethyl-N-isopropyldithiocarbamato)lead(II)

S. W. Ng

Synopsis: The space group of bis(N-ethyl-N-isopropyldithiocarbamato)lead(II), which has been reported as Cc [Trindade et al. (1997). J. Mater. Chem. 7, 1011-1016], is corrected to C2/c. In this setting, the Pb atom lies on a twofold axis which relates one dithiocarbamate group to the other.

Formula: [Pb(C6H12NS2)2]



Acta Cryst. (1999). C55, IUC9900078    [ doi:10.1107/S0108270199099096 ]

Redetermination of di-[bold mu]-bromo-bis[(N,N,N',N'-tetramethylethylenediamine-N,N')lithium]

K. W. Henderson, A. R. Kennedy, W. J. Kerr and P. H. Moran

Synopsis: A redetermination of the [bold mu]-bromo-(tetramethylethylenediamine-N,N')lithium dimer in a unit cell which has one third the volume of the original determination and which shows no superlattice structuring gives a well ordered solution.

Formula: [Li2Br2(C6H16N2)2]



Acta Cryst. (1999). C55, IUC9900083    [ doi:10.1107/S0108270199099084 ]

Diiodo[methylenebis(diphenylphosphine)-P,P']platinum(II), [PtI2(dppm)]

M. J. Arendse, G. K. Anderson and N. P. Rath

Synopsis: The Pt atom is four-coordinated by two phosphine P atoms and two I atoms and has a distorted square-planar geometry. The Pt-I distances are 2.6570(3) and 2.6591(3)Å, while the Pt-P distances are 2.2262(12) and 2.2347(11)Å.

Formula: [PtI2(C25H22P2)]



Acta Cryst. (1999). C55, IUC9900087    [ doi:10.1107/S0108270199099072 ]

1-[Ferrocenyl(hydroxy)methyl]-1,2-dicarba-closo-dodecaborane

G. Crundwell, C. Arellanes, F. Gomez and K. Kantardjieff

Synopsis: The crystal structure for the title compound was determined at 213 K. The molecule consists of a ferrocene tethered to a carborane through a methylhydroxy bridge which is disordered between two sites.

Formula: [Fe(C5H5)(C8H17B10O)]


cif-access (organic compounds)



Acta Cryst. (1999). C55, IUC9900094    [ doi:10.1107/S0108270199099060 ]

2-Amino-4,6-dimethyl-1,3,5-triazine

M. Becker and M. Jansen

Synopsis: In the structure of the title compound, the triazine ring is planar, and the terminal amino group and one ring N atom form hydrogen bonds with an N-H...N distance of 2.251 Å, to give dimers.

Formula: C5H8N4



Acta Cryst. (1999). C55, IUC9900081    [ doi:10.1107/S0108270199099059 ]

1-Propargyl-5-p-tolyl-1H-tetrazole and 2-propargyl-5-p-tolyl-1H-tetrazole

S. Achamlade, A. El Hallaoui, A. Hasnaoui, A. Elachqar, S. El Hajji, J. Bellan, J. Lopez and M. Pierrot

Synopsis: The structures of the title compounds show that these isomers present some specific differences in (i) the orientation of the propargyl group with respect to the tetrazole ring, and (ii) the bond distances and angles of the tetrazole rings.

Formula: C11H10N4 and C11H10N4



Acta Cryst. (1999). C55, IUC9900084    [ doi:10.1107/S0108270199099047 ]

Bis(indol-3-yl)(4-methylphenyl)methane

R. Krishna, D. Velmurugan and S. Shanmuga Sundara

Synopsis: The structure consists of two indole systems and a methylphenyl ring. The phenyl and two indole rings adopt planar conformations. The packing of the molecules in the unit cell is influenced by the presence of N-H...[bold pi] and C-H...[bold pi](Cg) interactions (Cg represents the centroids of the five- and six-membered rings).

Formula: C24H20N2



Acta Cryst. (1999). C55, IUC9900082    [ doi:10.1107/S0108270199099035 ]

1,4-Bis(4H-1,2,4-triazol-4-yl)benzene monohydrate

H. Cai, H.-M. Hu, W.-Z. Chen, Y. Xu and X.-Z. You

Synopsis: The title compound was prepared by the reaction of N,N'-diformylhydrazine and p-phenylenediamine. The X-ray analysis revealed that there is a hydrogen-bond chain composed of water molecules and 1,4-bis(4H-1,2,4-triazol-4-yl)benzene molecules in the crystal. The dihedral angle between the 1,2,4-triazole and substituted-benzene rings is 34.2(2)°.

Formula: C10H8N6H2O



Acta Cryst. (1999). C55, IUC9900093    [ doi:10.1107/S0108270199099023 ]

Redetermination of N-acetylanthranilic acid at 158K

A. Yu. Kovalevsky

Synopsis: A low-temperature structure redetermination of the strong triboluminescent compound N-acetylanthranylic acid is described. The molecule is not planar and forms chains in the crystal which are connected by hydrogen bonds of average strength.

Formula: C9H9NO3



Acta Cryst. (1999). C55, IUC9900096    [ doi:10.1107/S0108270199099011 ]

(3S,4R)-4-Benzoyl-3-(2-methyl-2-propenyl)tetrahydrofuran-2-one

P. Thuéry, M. Nierlich, M.-C. Roux and L. Wartski

Synopsis: In the title compound, the substituents of the disubstituted [bold gamma]-lactone are in a trans (synclinal) relationship and the heterocyclic ring adopts an envelope conformation. The conformation of the allylic and aroyl groups is elucidated.

Formula: C15H16O3



Acta Cryst. (1999). C55, IUC9900088    [ doi:10.1107/S010827019909900X ]

dl-2,4-Bis(phenylthio)pentan-3-one and dl-2,4-bis(2,6-dimethylphenylthio)pentan-3-one at 173K

G. Crundwell, J. Kessler, M. Kaller, M. McCoy, C. Bayne, S. A. Hardinger and K. Kantardjieff

Synopsis: Crystals of dl-2,4-bis(phenylthio)pentan-3-one, C17H18OS2, are orthorhombic (Iba2). Despite cell parameters that appear orthorhombic, crystals of dl-2,4-bis(2,6-dimethylphenylthio)pentan-3-one, C21H26OS2, are monoclinic (P21/n) and refine as two twinned components (57/43%) that mimic an orthorhombic lattice.

Formula: C17H18OS2 and C21H26OS2



Acta Cryst. (1999). C55, IUC9900085    [ doi:10.1107/S0108270199098996 ]

Substituted clonidine derivatives. II. Ethyl 3,5-dichloro-4-(1-isobutyrylimidazolidin-2-ylideneamino)benzoate and ethyl 3,5-dichloro-4-(1,3-diisobutyrylimidazolidin-2-ylideneamino)benzoate

E. M. Elssfah, K. Chinnakali, H.-K. Fun, I. W. Mathison, E. K. Gan, M. Zubaid, T. W. Sam and K. S. Khoo

Synopsis: In the title compounds, C16H19Cl2N3O3 (R1 = H, R2 = COCHMe2), (I), and C20H25Cl2N3O4 (R1 = R2 = COOCHMe2), (II), the imidazolidine rings adopt half-chair conformations. Compound (I) exists in the imidazolidine form. The dihedral angles between the phenyl and imidazolidine rings are 80.95(6)° for (I), and 66.7(2) and 67.5(2)° for (II). In (I), the glide-related molecules are involved in N-H...N intermolecular hydrogen bonds.

Formula: C16H19Cl2N3O3 and C20H25Cl2N3O4



Acta Cryst. (1999). C55, IUC9900086    [ doi:10.1107/S0108270199098984 ]

Substituted clonidine derivatives. III. 3,5-Dichloro-4-(imidazolidin-2-ylideneamino)benzyl alcohol and 3,5-dichloro-4-(1,3-diisobutyrylimidazolidin-2-ylideneamino)benzyl isobutyrate

E. M. Elssfah, K. Chinnakali, H.-K. Fun, I. W. Mathison, E. K. Gan, M. Zubaid, T. W. Sam and K. S. Khoo

Synopsis: In C10H11Cl2N3O (R1 = H, R2 = CH2OH), (I), and C22H29Cl2- N3O4 (R1 = COCHMe2, R2 = CH2OCOCHMe2), (II), the bonds connecting the phenyl and imidazolidine rings are shorter than that observed in clonidine, indicating increased double-bond character. The imidazolidine rings adopt a half-chair conformation in both structures and the dihedral angles between the imidazolidine and phenyl rings are 86.97(7) and 66.32(6)° in (I), and 62.4(1)° in (II).

Formula: C10H11Cl2N3O and C22H29Cl2N3O4



Acta Cryst. (1999). C55, IUC9900089    [ doi:10.1107/S0108270199098972 ]

(3S,3aR,6S,7aR)-3-{2-[(3R,3aS,6R,7aS)-6-Hydroxy-6-methyl-5-methyleneperhydrobenzo[b]furan-3-yl]ethyl}-6-methyl-5-methyleneperhydrobenzo[b]furan-6-ol

A. R. J. Genge, R. J. Boffey and J. D. Kilburn

Synopsis: The dimeric title compound was isolated from a samarium-io- dide-mediated radical-cascade sequence of methylenecyclo- propyl ketone. The molecule lies about an inversion centre and the X-ray analysis established the stereochemistry.

Formula: C22H34O4



Acta Cryst. (1999). C55, IUC9900090    [ doi:10.1107/S0108270199098960 ]

(RS)-(1R,2S,3R)-2-Methoxy-1,7,7-trimethyl-N-(4-nitrobenzylidene)bicyclo[2.2.1]heptane-3-sulfinamide

W. Zhu, G. Yang and K. Yu

Synopsis: The title compound was synthesized from (+)-camphor. The absolute configuration was determined using the known configuration of (+)-camphor.

Formula: C18H24N2O4S



Acta Cryst. (1999). C55, IUC9900079    [ doi:10.1107/S0108270199098959 ]

Kemp's acid at 120K

A. Hazell and H. Toftlund

Synopsis: The structure of Kemp's acid, cis,cis-1,3,5-cyclohexane-1,3,5-tricarboxylic acid, studied previously by Rebek et al. [J. Am. Chem. Soc. (1985), 107, 7476-7481] and by Chan et al. [J. Crystallogr. Spectrosc. Res. (1991), 21, 297-308] at room temperature, has been redetermined at 120K.

Formula: C12H18O6



Acta Cryst. (1999). C55, IUC9900095    [ doi:10.1107/S0108270199098947 ]

5-[(2-Ethoxyphenyl)diazenyl]quinolin-8-ol

X.-F. Chen, X.-H. Zhu, J. J. Vittal and X.-Z. You

Synopsis: The title compound exists as the trans isomer. The dihedral nobreak angle between the phenyl and quinoline rings is 1.9(1)° and the N=N bond distance is 1.249(3)Å. In the solid, intermolecular O-H...N hydrogen bonds [2.826 (3) Å and 138°] link the molecules about inversion centres to form dimers.

Formula: C17H15N3O2


inorganic compounds



Acta Cryst. (1999). C55, 1197-1199    [ doi:10.1107/S0108270199004941 ]

Cs3NbSe4

O. Krause, C. Näther and W. Bensch

Synopsis: Cs3NbSe4 crystallises as a K3VS4 type and is isotypic with previously reported K and Rb analogues. The crystal structure is based on discrete tetrahedral [NbSe4]3- anions, which are connected via Cs+ cations.

Formula: Cs3NbSe4



Acta Cryst. (1999). C55, 1199-1200    [ doi:10.1107/S0108270199006927 ]

Lithium barium arsenide, Li4Ba3As4, containing isolated As3- and As24- anions

L. Monconduit and C. Belin

Synopsis: Li4Ba3As4 (Immm) is isostructural with Li4Sr3Sb4 and Li4Ba3Sb4. It contains two anionic moieties, namely As24- dumbbells and As3-, and consists of planes of BaAs6 octahedra separated by corrugated sheets of Li and Ba atoms.

Formula: Li4Ba3As4



Acta Cryst. (1999). C55, 1200-1203    [ doi:10.1107/S0108270199006721 ]

Thallium titanium phosphate, Tl3Ti3O(PO4)3(P2O7)

W. T. A. Harrison

Synopsis: The title compound, trithallium trititanium oxide tris(phosphate) diphosphate, is built up from a three-dimensional polyhedral network of TiO6, PO4 and P2O7 units. It is isostructural with M3Ti3O(PO4)3(P2O7) (M = K, Rb).

Formula: Tl3Ti3O(PO4)3(P2O7)



Acta Cryst. (1999). C55, 1203-1205    [ doi:10.1107/S0108270199005983 ]

Zinc mercury thiocyanate (ZMTC)

D. Xu, W.-T. Yu, X.-Q. Wang, D.-R. Yuan, M.-K. Lu, P. Yang, S.-Y. Guo, F.-Q. Meng and M.-H. Jiang

Synopsis: Zinc mercury tetrathiocyanate consists of slightly flattened ZnN4 and HgS4 tetrahedra linked by -S=C=N- bridges to form infinite three-dimensional -Hg-S=C=N-Zn- networks.

Formula: ZnHg(SCN)4



Acta Cryst. (1999). C55, 1205-1208    [ doi:10.1107/S0108270199005764 ]

Pentaamminenitrocobalt(III) hexafluorosilicate(IV) at 293 and 150K

D. Yu. Naumov, N. E. Kashcheeva, E. V. Boldyreva and J. A. K. Howard

Synopsis: The crystal structure of [Co(NO2)(NH3)5](SiF6) has been determined at 293 and 150K. The complex cations in the structure are linked by N-H...F hydrogen bonds to the (SiF6)2- anions and by N-H...O hydrogen bonds to other cations. The role of these hydrogen bonds and of the repulsive O...F interactions in the anisotropy of the structural distortion on cooling is discussed.

Formula: [Co(NO2)(NH3)5](SiF6)



Acta Cryst. (1999). C55, 1208-1210    [ doi:10.1107/S0108270199006277 ]

Dirubidium catena-poly[dichloroargentate(I)-[bold mu]-chloro]

C. Hasselgren and S. Jagner

Synopsis: The crystal structure of the title compound consists of polymeric chains of corner-sharing AgCl4 tetrahedra, with Rb+ ions situated between the chains.

Formula: Rb2AgCl3



Acta Cryst. (1999). C55, 1210-1212    [ doi:10.1107/S0108270199004606 ]

Dy3CuGeSe7

F. Q. Huang and J. A. Ibers

Synopsis: The non-centrosymmetric structure of tridysprosium copper germanium heptaselenide (La3CuSiS7 structure type) comprises CuSe3 triangles, GeSe4 tetrahedra, and DySe8 bicapped trigonal prisms.

Formula: Dy3CuGeSe7


metal-organic compounds



Acta Cryst. (1999). C55, 1213-1215    [ doi:10.1107/S0108270199005995 ]

Aqua[9-(1,8-diazafluoren-9-ylidene)amino-1,8-diazafluorenato]hydroxo(urea)zinc(II) urea solvate

R. P. Komen, G. M. Miskelly, A. Oliver and C. E. F. Rickard

Formula: [Zn(C22H12N5)(OH)(CH4N2O)(H2O)]CH4N2O



Acta Cryst. (1999). C55, 1215-1216    [ doi:10.1107/S0108270199005843 ]

Tetrachlorobis(hexamethylphosphoramide-O)digallium(II)(Ga--Ga)

C. E. F. Rickard, M. J. Taylor and M. Kilner

Formula: [Ga2Cl4(C6H18N3OP)2]



Acta Cryst. (1999). C55, 1216-1218    [ doi:10.1107/S010827019900205X ]

trans-Chlorodifluorotris(pyridine-N)osmium(III)

S. Kolf and W. Preetz

Formula: [OsClF2(C5H5N)3]



Acta Cryst. (1999). C55, 1218-1220    [ doi:10.1107/S0108270199005016 ]

4,4'-Dimethyl-6,6'-bis(morpholinomethyl)-2,2'-[1,3-propanediylbis(nitrilomethylidene)]diphenolato-O,N,N',O'}manganese(II) diperchlorate monohydrate

R. Thirumurugan, S. Shanmuga Sundara Raj, G. Shanmugam, H.-K. Fun, J. Manonmani and M. Kandaswamy

Formula: [Mn(C28H36N4O4)](ClO4)2H2O



Acta Cryst. (1999). C55, 1220-1222    [ doi:10.1107/S0108270199005958 ]

Dichloro(ethylenediaminetetraacetic acid)palladium(II) hexahydrate

X.-M. Luo, X.-H. Chen, S. Shanmuga Sundara Raj, H.-K. Fun and L.-G. Zhu

Formula: [PdCl2(C10H16N2O8)]6H2O



Acta Cryst. (1999). C55, 1222-1224    [ doi:10.1107/S0108270199005776 ]

4,4'-Dimethyl-6'-morpholiniomethyl-6-mor-pholinomethyl-2,2'[1,2-ethanediylbis(iminomethylene)]diphenolato}copper(II) perchlorate dihydrate

S. Shanmuga Sundara Raj, D. Velmurugan, K. Gunasekaran, H.-K. Fun, J. Manonmani and M. Kandaswamy

Formula: [Cu(C28H41N4O4)]ClO42H2O



Acta Cryst. (1999). C55, 1224-1226    [ doi:10.1107/S010827019900462X ]

An exo-polyhedral bicyclic 11-vertex closo-ruthenaborane: [(PPh3)(CH3COS)2RuB10H8]

Y. Nie, C.-H. Hu, J. Sun, R.-S. Jin and P.-J. Zheng

Formula: [Ru(C4H14B10O2S2)(C18H15P)]



Acta Cryst. (1999). C55, 1226-1228    [ doi:10.1107/S0108270199004667 ]

A three-ring exo-polyhedral-cyclized nickelaundecaborane cluster: [(CH3COS)3NiB10H7(PPh3)]

J.-M. Dou, C.-H. Hu, H.-J. Yao, R.-S. Jin and P.-J. Zheng

Formula: [Ni(C24H31B10O3PS3)]



Acta Cryst. (1999). C55, 1228-1230    [ doi:10.1107/S0108270199002590 ]

Bis(1-methylimidazole-N3)bis(salicylato-O,O')copper(II)

F. Jian, Z. Wang, C. Wei, Z. Bai and X. You

Formula: [Cu(C7H5O3)2(C4H6N2)2]



Acta Cryst. (1999). C55, 1230-1234    [ doi:10.1107/S0108270199005399 ]

catena-Poly[[bis(benzimidazole-N3)copper(II)]-[bold mu]-suberato-O,O':O'',O'''] and catena-poly[[[bis(benzimidazole-N3)copper(II)]-[bold mu]-sebacato-O,O':O'',O'''] dihydrate]

L. Sieron and M. Bukowska-Strzyzewska

Formula: [Cu(C8H12O4)(C7H6N2)2] and [Cu(C10H16O4)(C7H6N2)2]2H2O



Acta Cryst. (1999). C55, 1234-1236    [ doi:10.1107/S0108270199004072 ]

Hydroxotriphenyltin 2,6-bis(1H-benzimidazol-2-yl)pyridine hydrate

K. M. Lo, V. G. Kumar Das and S. W. Ng

Formula: [Sn(C6H5)3(OH)]C19H13N5H2O



Acta Cryst. (1999). C55, 1236-1238    [ doi:10.1107/S010827019900596X ]

Di-[bold mu]-chloro-bis{[tris(2-pyridylmethyl)amine-[bold kappa]4N]nickel(II)} bis(triethylammonium) tetraperchlorate

B. Tong, R. E. Norman and S.-C. Chang

Formula: (C6H16N)2[Ni2Cl2(C18H18N4)2](ClO4)4



Acta Cryst. (1999). C55, 1238-1241    [ doi:10.1107/S0108270199004825 ]

A three-dimensional host framework with small tetragonal and large hexagonal channels

C.-H. Kim, S.-G. Lee and I.-H. Suh

Formula: [Cd3(CN)6(C6H13N)2]C7H8



Acta Cryst. (1999). C55, 1241-1243    [ doi:10.1107/S0108270199005570 ]

Aqua(1,10-phenanthroline)(L-prolinato)copper(II) nitrate monohydrate

R. Venkatraman, J. D. Zubkowski and E. J. Valente

Formula: [Cu(C5H8NO2)(C12H8N2)(H2O)]NO3H2O



Acta Cryst. (1999). C55, 1243-1246    [ doi:10.1107/S0108270199005648 ]

[Cu2{1,4-bis[(3-methyl-2-pyridyl)amino]phthalazine -H}(N3)3] at 40K

A. E. Goeta, L. K. Thompson, C. L. Sheppard, S. S. Tandon, C. W. Lehmann, J. Cosier, C. Webster and J. A. K. Howard

Formula: [Cu2(C20H17N6)(N3)3]



Acta Cryst. (1999). C55, 1247-1248    [ doi:10.1107/S0108270199005867 ]

Polymeric (cyclopropane-1,1-dicarboxylato)copper(II)

A. Petri, T. Schwarz, J. Schilling and A. Lentz

Formula: [Cu(C5H4O4)]



Acta Cryst. (1999). C55, 1248-1250    [ doi:10.1107/S0108270199004874 ]

Tetraaqua(1,10-phenanthroline-N,N)nickel(II) dinitrate monohydrate

S. N. Cherni, A. Driss and T. Jouini

Formula: [Ni(C12H8N2)(H2O)4](NO3)2H2O



Acta Cryst. (1999). C55, 1250-1253    [ doi:10.1107/S0108270199004837 ]

A selenium-bridged mixed-metal cluster, (CO)5(PPh3)2FePt2([bold mu]3-Se)

K. Panneerselvam, T.-H. Lu, S.-F. Tung, A. K. Dash and P. Mathur

Formula: [FePt2Se(C18H15P)2(CO)5]



Acta Cryst. (1999). C55, 1253-1255    [ doi:10.1107/S0108270199004692 ]

Bis[bis(triphenylphosphoranylidene)ammonium] [bold mu]-tetrathiaoxalato-bis[(2-thioxo-1,3-dithiole-4,5-dithiolato)nickelate(II)]

U. Geiser, M. L. Mercuri and J. P. Parakka

Formula: (C36H30NP2)2[Ni2(C2S4)(C3S5)2]



Acta Cryst. (1999). C55, 1255-1257    [ doi:10.1107/S0108270199005132 ]

(L-2-Ammonio-4-methylsulfinylbutanoic acid-[bold kappa]S)trichloroplatinum(II)-18-crown-6-water (1/1/2)

C. Bruhn, O. Gravenhorst, C. Wagner and D. Steinborn

Formula: [Pt(C5H12NO3S)Cl3]C12H24O62H2O



Acta Cryst. (1999). C55, 1257-1260    [ doi:10.1107/S010827019900520X ]

Intramolecular C-H...O and intermolecular N-H...O and C-H...O interactions in N-ferrocenoylglycine benzyl ester, an effective dihydrogen phosphate anion sensing agent

J. F. Gallagher, P. T. M. Kenny and M. J. Sheehy

Formula: [Fe(C5H5)(C15H14NO3)]



Acta Cryst. (1999). C55, 1260-1262    [ doi:10.1107/S0108270199004886 ]

Sodium (nitrilotriacetato)magnesate pentahydrate

M. Kaneyoshi, A. Bond and W. Jones

Formula: [MgNa(C6H6NO6)(H2O)3]2H2O



Acta Cryst. (1999). C55, 1262-1263    [ doi:10.1107/S0108270199004904 ]

Dichlorobis(1-methyl-1H-benzimidazole-N3)cobalt(II)

Y. Shan, M. E. Cádiz, P. L. Sánchez and S. D. Huang

Formula: [CoCl2(C8H8N2)2]



Acta Cryst. (1999). C55, 1264-1267    [ doi:10.1107/S0108270199004199 ]

Two novel zinc(II) complexes of N'-[1-(2-pyridyl)ethylidene]morpholine-4-carbothiohydrazide

N. C. Kasuga, Y. Hara, C. Koumo, K. Sekino and K. Nomiya

Formula: [Zn(C12H15N4OS)(C2H3O2)] and [Zn(NO3)2(C12H16N4OS)]



Acta Cryst. (1999). C55, 1267-1270    [ doi:10.1107/S0108270199005594 ]

Tetrakis(methylamine-N)(oxalato-O1,O2)cobalt(III) perchlorate and tetrakis(ethylamine-N)(oxalato-O1,O2)cobalt(III) perchlorate monohydrate

Y. Kitamura, N. Azuma, T. Matsuda and Y. Tanabe

Formula: [Co(C2O4)(CH5N)4]ClO4 and [Co(C2O4)(C2H7N)4]ClO4H2O



Acta Cryst. (1999). C55, 1270-1272    [ doi:10.1107/S0108270199004916 ]

Bis(1,3-dibutylimidazolidin-2-one-O)bis(nitrato-O,O')dioxouranium(VI)

Z. Cao, T. Qi, L. Zhu, D.-C. Zhang, R. Zhou and K.-B. Yu

Formula: [UO2(NO3)2(C11H22N2O)2]



Acta Cryst. (1999). C55, 1272-1275    [ doi:10.1107/S0108270199005715 ]

Three PtII catecholate and 1,2-dithiocatecholate complexes

M. J. G. Lesley, W. Clegg, T. B. Marder, N. C. Norman, A. G. Orpen, A. J. Scott and J. Starbuck

Formula: [Pt(C6H4O2)(C18H15P)2], [Pt(C6H4S2)(C18H15P)2] and



Acta Cryst. (1999). C55, 1275-1278    [ doi:10.1107/S0108270199004898 ]

Tetrachlorotetrakis(propan-2-ol)uranium(IV) and tetrachlorotetrakis(propan-2-ol)thorium(IV)

P. L. Gordon, J. A. Thompson, J. G. Watkin, C. J. Burns, N. N. Sauer and B. L. Scott

Formula: [UCl4(C3H8O)4] and [ThCl4(C3H8O)4]



Acta Cryst. (1999). C55, 1278-1280    [ doi:10.1107/S0108270199005296 ]

Poly[[[aqua(2,2'-bipyridine-N,N')cadmium(II)]-[bold mu]3-sulfito-O:O:O'] hydrate]

M. Harvey, S. Baggio, R. Baggio and H. Pardo

Formula: [Cd(SO3)(C10H8N2)(H2O)]H2O



Acta Cryst. (1999). C55, 1280-1282    [ doi:10.1107/S0108270199005120 ]

Aqua[4-(4-chlorophenyl)-2-phenylthiazole-5-acetato-O]trimethyltin(IV)

M. Parvez, S. Ali, M. Mazhar, M. H. Bhatti and M. N. Khokhar

Formula: [Sn(CH3)3(C17H11ClNO2S)(H2O)]



Acta Cryst. (1999). C55, 1282-1284    [ doi:10.1107/S0108270199005545 ]

A trinuclear Pd2Ni complex, [(C6H5)4 P]2[(PdCl3)2{Ni(C12H18N2O2)}]

A. Kamiyama, T. Kajiwara and T. Ito

Formula: (C24H20P)2[Pd2NiCl6(C12H18N2O2)]



Acta Cryst. (1999). C55, 1284-1286    [ doi:10.1107/S0108270199005429 ]

(meso-Tetraethylporphyrinato)bis(tetrahydrofuran)iron(III) perchlorate

Y. Ohgo, T. Saitoh and M. Nakamura

Formula: [Fe(C28H28N4)(C4H8O)2]ClO4


organic compounds



Acta Cryst. (1999). C55, 1287-1290    [ doi:10.1107/S0108270199005119 ]

N,N'-Diphenylguanidinium hydrogen (+)-L-tartrate monohydrate

J. A. Paixão, P. S. Pereira Silva, A. Matos Beja, M. Ramos Silva, E. de Matos Gomes and M. Belsley

Formula: C13H14N3+C4H5O6-H2O



Acta Cryst. (1999). C55, 1290-1292    [ doi:10.1107/S010827019900493X ]

Bis(N,N'-diphenylguanidinium) oxalate

J. A. Paixão, A. Matos Beja, M. Ramos Silva and L. Alte da Veiga

Formula: 2C13H14N3+C2O42-



Acta Cryst. (1999). C55, 1292-1295    [ doi:10.1107/S0108270199004552 ]

4-(N-Methylnitramino)pyridine 1-oxide

J. Zaleski, Z. Daszkiewicz and J. B. Kyziol

Formula: C6H7N3O3 at 300 and 90 K



Acta Cryst. (1999). C55, 1295-1297    [ doi:10.1107/S0108270199000645 ]

(1R,2R,3R,3'R,4R)-3-[(2-Furyl)hydroxymethyl]-1,7,7-trimethylbicyclo[2.2.1]heptan-2-ol, a new camphor-based chiral auxiliary

M. C. Branco, M. T. doP. Gambardella, M. L. A. A. Vasconcellos and U. G. Barreiros

Formula: C15H22O3



Acta Cryst. (1999). C55, 1297-1299    [ doi:10.1107/S0108270198017466 ]

N-Cyclohexyl-6[alpha],7[beta]-dihydroxyvouacapan-17[beta]-carboxamide

M. C. Branco, M. T. doP. Gambardella, S. G. Ruggiero, C. R. A. Maltha, G. M. Stefani and D. Pilo-Veloso

Formula: C26H39NO4



Acta Cryst. (1999). C55, 1299-1300    [ doi:10.1107/S0108270199005752 ]

The twisted structure of 9-(4-cyanophenyl)carbazole

S. Saha and A. Samanta

Formula: C19H12N2



Acta Cryst. (1999). C55, 1300-1304    [ doi:10.1107/S0108270199005673 ]

Nitro derivatives of glutethimide

A. Danilovski, M. Vinkovic and D. Filic

Formula: C13H14N2O4 and C13H13N3O6



Acta Cryst. (1999). C55, 1304-1306    [ doi:10.1107/S0108270199005971 ]

4,6-Bis(benzyloxy)-1,3,5-triazin-2-ylamine

M. Bolte, A. Sommer and C. R. Noe

Formula: C17H16N4O2



Acta Cryst. (1999). C55, 1306-1308    [ doi:10.1107/S0108270199006150 ]

2-(p-Toluoyl)benzoic acid

A. Degen and M. Bolte

Formula: C15H12O3



Acta Cryst. (1999). C55, 1308-1310    [ doi:10.1107/S0108270199005521 ]

4-Iodopyridine, a structure with very short nitrogen-iodine contacts

B. Ahrens and P. G. Jones

Formula: C5H4IN



Acta Cryst. (1999). C55, 1310-1313    [ doi:10.1107/S0108270199005533 ]

Colletoketol

U. Höller, A. D. Wright, G. M. König and P. G. Jones

Formula: C14H18O6



Acta Cryst. (1999). C55, 1313-1315    [ doi:10.1107/S0108270199004734 ]

X-ray investigations of benzopyran derivatives substituted at position 3

A. J. Rybarczyk, T. A. Olszak, M. Malecka and J. Nawrot-Modranka

Formula: Two isomers of C13H15N2O5PS



Acta Cryst. (1999). C55, 1315-1317    [ doi:10.1107/S010827019900565X ]

Dimethyl [alpha]-(2-benzyl-1-methyl-4-phenylsulfonylpyrrolo[3,4-b]indol-3-yl)maleate

L. Govindasamy, D. Velmurugan, S. Shanmuga Sundara Raj and H.-K. Fun

Formula: C30H26N2O6S



Acta Cryst. (1999). C55, 1318-1320    [ doi:10.1107/S0108270199005788 ]

N-H...S hydrogen bonding in N-benzoyl-N'-methyl-N'-phenylthiourea and N-benzoyl-N'-(3,4-dimethylphenyl)thiourea

S. Shanmuga Sundara Raj, K. Puviarasan, D. Velmurugan, G. Jayanthi and H.-K. Fun

Formula: C15H14N2OS and C16H16N2OS



Acta Cryst. (1999). C55, 1320-1322    [ doi:10.1107/S0108270199003996 ]

The first mixed iodide-dithiocarbamate complex of selenium(II): catena-poly[[(di-n-propyldithiocarbamato-S,S')selenium(II)]-[bold mu]-iodo]

S. Rajashree, R. Krishna Kumar, G. Aravamudan, M. R. Udupa, K. Sivakumar and H.-K. Fun

Formula: [SeI(C7H14NS2)]



Acta Cryst. (1999). C55, 1322-1325    [ doi:10.1107/S0108270199005892 ]

(S)-8-Chloro-5-methyl-6-(3-methylbut-2-enyl)-2-thioxo-1H-4,5,6,7-tetrahydroimidazo[4,5,1-jk][1,4]benzodiazepinium bromide methanol solvate

O. M. Peeters, N. M. Blaton and C. J. De Ranter

Formula: C16H21ClN3S+Br-CH4O



Acta Cryst. (1999). C55, 1325-1328    [ doi:10.1107/S0108270199004710 ]

2-Aminobenzimidazolium nitrate at 152K, a triclinic crystal structure with pronounced local pseudo-symmetry

J. W. Bats, D. Gördes and H.-G. Schmalz

Formula: C7H8N3+NO3-



Acta Cryst. (1999). C55, 1328-1330    [ doi:10.1107/S0108270199000876 ]

N-(2-Pyridinium)urea nitrate

V. Velikova, S. Bakardjeva and O. Angelova

Formula: C6H8N3O+NO3-



Acta Cryst. (1999). C55, 1330-1332    [ doi:10.1107/S0108270198018022 ]

A dithiadiazolylium chloride salt from the reaction of 4-phenyl-1,2,3,5-dithiadiazolyl with gold(I) chloride

J. N. B. Smith, J. M. Rawson and J. E. Davies

Formula: C7H5N2S2+Cl-0.5CH2Cl2



Acta Cryst. (1999). C55, 1333-1335    [ doi:10.1107/S0108270199005259 ]

N,N-Bis(2-oxopyrrolidin-1-ylmethyl)glycine

X.-J. Zheng, Z.-M. Wang, Y.-Q. Wang, L.-P. Jin, J.-Q. Guo and C.-H. Yan

Formula: C12H19N3O4



Acta Cryst. (1999). C55, 1335-1337    [ doi:10.1107/S0108270199005685 ]

7-Deaza-2'-deoxyisoguanosine adopts the form of an N1--H,2-keto tautomer

F. Seela, C. Wei, H. Reuter and G. Kastner

Formula: C11H14N4O4H2O



Acta Cryst. (1999). C55, 1337-1339    [ doi:10.1107/S0108270199004631 ]

5,7-Diphenyl[1,2,4]triazolo[1,5-a]pyrimidine at 122K

A. Surdykowski, E. Szlyk and S. Larsen

Formula: C17H12N4



Acta Cryst. (1999). C55, 1339-1342    [ doi:10.1107/S0108270199004813 ]

Dichloro[(E)-2-chloro-1-(2-hydroxyprop-2-yl)vinyl](4-methoxyphenyl)tellurium(IV)

J. Zukerman-Schpector, R. L. Camillo, J. V. Comasseto, R. L. O. R. Cunha, A. Chieffi, G. Zeni and I. Caracelli

Formula: C12H15Cl3O2Te



Acta Cryst. (1999). C55, 1342-1344    [ doi:10.1107/S0108270199005600 ]

Two isomers of 1,4a,5,7,8,9,9a,10,11,12a-decahydro-1,4-methanocyclopenta[b]pyrrolo[1,6a-a][3,1]benzoxazin-11-one

G. Stájer, M. Virág and R. Sillanpää

Formula: Two isomers of C15H19NO2



Acta Cryst. (1999). C55, 1345-1347    [ doi:10.1107/S0108270199004679 ]

A non-peptide angiotensin II receptor antagonist: 2-butyl-6-methyl-5-(1-oxopyrid-2-yl)-1-{[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl}-1H-imidazo[5,4-b]pyridine methanol solvate

Y.-S. Heo, K. Y. Yi, S. E. Yoo and W. Shin

Formula: C30H28N8OCH4O



Acta Cryst. (1999). C55, 1347-1349    [ doi:10.1107/S0108270199004953 ]

(1S,2S,5S,6S)-5,6-Dihydroxy-6-methylcyclohex-3-en-1,2-diyl diacetate

S. Russi, L. Suescun, A. W. Mombrú, H. Pardo, R. A. Mariezcurrena, M. Brovetto and G. Seoane

Formula: C11H16O6



Acta Cryst. (1999). C55, 1349-1351    [ doi:10.1107/S0108270199005417 ]

3,4,5,6-Tetrahydro-2H-naphtho[1,2-b]pyran-2-spiro-2'-1',2',3',4'-tetrahydronaphthalene-1'-one

J. W. Quail, S. N. Pandeya and J. R. Dimmock

Formula: C22H20O2



Acta Cryst. (1999). C55, 1351-1353    [ doi:10.1107/S0108270199004680 ]

(S)-2,2'-Bis(methoxymethoxy)[1,1'-binaphthyl]-3,3'-dicarbaldehyde

Y. Tachi, S. Nakayama, F. Tani, G. Ueno and Y. Naruta

Formula: C26H22O6



Acta Cryst. (1999). C55, 1353-1355    [ doi:10.1107/S0108270199006769 ]

1-D-1,2:5,6-Di-O-isopropylidene-3-O-(diphenylphosphinoyl)-chiro-inositol, a hydrogen-bonded dimeric structure

A. Falshaw, G. J. Gainsford and C. Lensink

Formula: C24H29O7P



Acta Cryst. (1999). C55, 1355-1357    [ doi:10.1107/S0108270199004722 ]

1-Acetyl-1,2,3,4-tetrahydro-4-methyl-2,4-diphenyl-5H-1,5-benzodiazepine

P. Laavanya, K. Panchanatheswaran, M. Venkatraj, R. Jeyaraman and W. Marshall

Formula: C24H24N2O



Acta Cryst. (1999). C55, 1357-1360    [ doi:10.1107/S0108270199004503 ]

2,11-Dithia[3.3.1]paracyclophane, (I), and 2,11-dithia[3.3.2]paracyclophane, (II)

K. Itoh, K. Nishikawa, M. Hashimoto and H. Yamada

Formula: C23H22S2 and C24H24S2



Acta Cryst. (1999). C55, 1360-1361    [ doi:10.1107/S0108270199004709 ]

trans-(6-Bromo-2-cyclohexen-1-yl)pyridinium bromide

X. Han, R. J. Baker and J. Masnovi

Formula: C11H13BrN+Br-



Acta Cryst. (1999). C55, 1362-1363    [ doi:10.1107/S0108270199004497 ]

3-Butyl-5-hydroxy-4-iodohexahydropyrrolo[1,2-c][1,3]oxazin-1-one

R. A. Batey, D. B. MacKay and A. J. Lough

Formula: C11H18INO3



Acta Cryst. (1999). C55, 1364-1365    [ doi:10.1107/S0108270199005727 ]

[alpha]-Cyano-N-(2,5-dibromophenyl)-[beta]-hydroxybut-2-enamide

S. Ghosh and F. M. Uckun

Formula: C11H8Br2N2O2



Acta Cryst. (1999). C55, 1365-1368    [ doi:10.1107/S0108270199005284 ]

Neotame, an alkylated dipeptide and high intensity sweetener

D. J. Wink, S. A. Schroeder, I. Prakash, K.-C. Lam and A. L. Rheingold

Formula: C20H30N2O5H2O



Acta Cryst. (1999). C55, 1368-1369    [ doi:10.1107/S0108270199004527 ]

An N...H-O intramolecular strong hydrogen bond in N-(2-aminophenyl)naphthaldimine

L. Govindasamy, D. Velmurugan and T. M. Rajendran

Formula: C17H14N2O



Acta Cryst. (1999). C55, 1370-1373    [ doi:10.1107/S0108270199004485 ]

(+/-)-2-Aza-3,9-dioxotricyclo[4.4.4.01,6]tetradecane: dimeric and catemeric hydrogen bonding in two polymorphs of a propellanoid keto lactam

D. Zwege, H. W. Thompson, A. P. J. Brunskill and R. A. Lalancette

Formula: Two polymorphs of C13H19NO2



Acta Cryst. (1999). C55, 1373-1375    [ doi:10.1107/S0108270199005557 ]

(2S*,4S*,5R*)-4-Methyl-2-[(5S*)-3-methyl-4,5-dihydroisoxazol-5-yl]-5-phenyl-3-(toluene-4-sulfonyl)oxazolidine

F. D. Rochon and L. Breau

Formula: C21H24N2O4S



Acta Cryst. (1999). C55, 1375-1377    [ doi:10.1107/S0108270199007489 ]

2,3,4,5,6,7-Hexahydro-9,10-dimethoxy-1,2-benzothiazonin-3-one 1,1-dioxide

A. Linden, T. R. Todorova and H. Heimgartner

Formula: C13H17NO5S



Acta Cryst. (1999). C55, 1378-1380    [ doi:10.1107/S0108270199007611 ]

10,10-Dimethyl-1,2,8-thiadiazecan-9-one 1,1-dioxide

A. Linden, T. R. Todorova and H. Heimgartner

Formula: C9H18N2O3S


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