Crystal Structure Communications

 

Acta Cryst. (2000). C56, 913-915  [ doi:10.1107/S0108270100006211 ]

Cerous sodium nitrate monohydrate, Na₂Ce(NO₃)₅·H₂O

N. Audebrand and D. Louër

Synopsis: The structure of Na₂Ce(NO₃)₅·H₂O consists of isolated chains of 12-coordinate Ce atoms. Na atoms and water molecules are located between the chains.

Formula: Na₂Ce(NO₃)₅·H₂O

Online August 2000

 

Acta Cryst. (2000). C56, 916-918  [ doi:10.1107/S0108270100006806 ]

Silver niobium trioxide, AgNbO₃

J. Fábry, Z. Zikmund, A. Kania and V. Petrícek

Synopsis: AgNbO₃ is a tilted perovskite which is isostructural with NaNbO₃ at room temperature.

Formula: AgNbO₃

Online August 2000

 

Acta Cryst. (2000). C56, 919-920  [ doi:10.1107/S0108270100005710 ]

Clemizoledichlorocobalt(II)

M. Parvez and K. Braitenbach

Formula: [CoCl₂(C₁₉H₂₀ClN₃)]

Online August 2000

 

Acta Cryst. (2000). C56, 921-922  [ doi:10.1107/S0108270100006491 ]

Triaqua(oxalato-O,O')oxovanadium(IV) dihydrate

F. Belaj, A. Basch and U. Muster

Formula: [VO(C₂O₄)(H₂O)₃]·2H₂O

Online August 2000

 

Acta Cryst. (2000). C56, 923-925  [ doi:10.1107/S0108270100006697 ]

catena-Poly[[tetrakis(-3,3-dimethylbutyrato-O:O')dicopper(II)]--3,3-dimethylbutyrato-O:O'-[bis(2,6-dimethylpyridine-N)copper(II)]--3,3-dimethylbutyrato-O:O'] and tetrakis(-2,2-dimethylpropanoato-O:O')bis[(2,6-dimethylpyridine-N)copper(II)]

Y. Kani, M. Tsuchimoto, S. Ohba, H. Matsushima and T. Tokii

Formula: [Cu₃(C₆H₁₁O₂)₆(C₇H₉N)₂] and [Cu₂(C₅H₉O₂)₄(C₇H₉N)₂]

Online August 2000

 

Acta Cryst. (2000). C56, 926-929  [ doi:10.1107/S0108270100006880 ]

Bis(1,10-phenanthroline-N,N')(thiosulfato-O,S)nickel(II)-water-methanol (1/0.92/1.4) and bis(2,2'-bipyridyl-N,N')(thiosulfato-O,S)nickel(II)-water-methanol (1/2/0.55)

E. Freire, S. Baggio, R. Baggio and R. Mariezcurrena

Formula: [Ni(S₂O₃)(C₁₂H₈N₂)₂] and [Ni(S₂O₃)(C₁₀H₈N₂)₂] solvates

Online August 2000

 

Acta Cryst. (2000). C56, 930-931  [ doi:10.1107/S0108270100006983 ]

[1,3-Bis(diphenylphosphino)propane]trichlorooxorhenium(V)

L. Suescun, A. W. Mombrú, R. A. Mariezcurrena, H. Pardo, S. Russi, C. Kremer, M. Rivero and E. Kremer

Formula: [ReCl₃O(C₂₇H₂₆P₂)]

Online August 2000

 

Acta Cryst. (2000). C56, 932-933  [ doi:10.1107/S0108270100007058 ]

Dichlorobis(3,5-dimethylpyrazole-N²)methylphenyltin(IV)

J. S. Casas, E. García-Martínez, M. S. García-Tasende, A. Sánchez, J. Sordo, E. M. Vázquez-López and M. J. Vidarte

Formula: [SnCl₂(CH₃)(C₆H₅)(C₅H₈N₂)₂]

Online August 2000

 

Acta Cryst. (2000). C56, 934-935  [ doi:10.1107/S0108270100007198 ]

Diaquabis(4,5-dihydro-1,2,4-triazolo[1,5-a]pyrimidin-5-one-N³)bis(thiocyanato-N)nickel(II)

M. Abul-Haj, M. Quirós and J. M. Salas

Formula: [Ni(NCS)₂(C₅H₄N₄O)₂(H₂O)₂]

Online August 2000

 

Acta Cryst. (2000). C56, 936-938  [ doi:10.1107/S0108270100007228 ]

Transition metal complexes with thiosemicarbazide-based ligands. XV. A square-pyramidal Ni^II complex with an asymmetric coordination of 2,6-diacetylpyridine bis(S-methylisothiosemicarbazone)

V. M. Leovac, G. A. Bogdanovic, V. I. Cesljevic and V. Divjakovic

Formula: [Ni(C₁₃H₁₈N₇S₂)I]

Online August 2000

 

Acta Cryst. (2000). C56, 939-940  [ doi:10.1107/S0108270100007319 ]

(N,N-Diisopropyldithiocarbamato-S,S')bis(triphenylphosphine-P)gold(I) butane solvate

F. Jian, L. Lu, X. Wang, S. Shanmuga Sundara Raj, I. A. Razak and H.-K. Fun

Formula: [Au(C₇H₁₄NS₂)(C₁₈H₁₅P)₂]·C₄H₁₀

Online August 2000

 

Acta Cryst. (2000). C56, 941-942  [ doi:10.1107/S0108270100007460 ]

trans-Dichloro(1,5,9,13-tetramethyl-1,5,9,13-tetrazacyclohexadecane-⁴N)ruthenium(III) triiodide

X.-R. Zeng, S. Shanmuga Sundara Raj, H.-K. Fun, J.-L. Zuo and X.-Z. You

Formula: [RuCl₂(C₁₆H₃₆N₄)]I₃

Online August 2000

 

Acta Cryst. (2000). C56, 943-944  [ doi:10.1107/S0108270100007964 ]

Tetraaquabis[2-(4-pyridyl)ethanesulfonato-N]zinc(II)

X.-R. Zeng, R.-G. Xiong, Y. Xu, Y.-J. Liu and X.-Z. You

Formula: [Zn(C₇H₈NO₃S)₂(H₂O)₄]

Online August 2000

 

Acta Cryst. (2000). C56, 945-947  [ doi:10.1107/S0108270100007320 ]

trans-Chloro(2-nitrobenzenethiolato-S)bis(triphenylphosphine-P)palladium(II) monoacetone solvate

J. H. Aupers, G. Ferguson, C. Glidewell, J. N. Low and J. L. Wardell

Formula: [PdCl(C₆H₄NO₂S)(C₁₈H₁₅P)₂]·C₃H₆O

Online August 2000

 

Acta Cryst. (2000). C56, 948-949  [ doi:10.1107/S0108270100007289 ]

trans-Bis(diethanolamine)bis(isothiocyanato)nickel(II)

V. T. Yilmaz, A. Karadag, C. Thöne and R. Herbst-Irmer

Formula: [Ni(NCS)₂(C₄H₁₁NO₂)₂]

Online August 2000

 

Acta Cryst. (2000). C56, 950-951  [ doi:10.1107/S0108270100007411 ]

(Benzoylacetonato)chloro(1,10-phenanthroline)copper(II)

Y. Elerman, H. Kara, S. Özcan and E. Kendi

Formula: [CuCl(C₁₀H₉O₂)(C₁₂H₈N₂)]

Online August 2000

 

Acta Cryst. (2000). C56, 952-954  [ doi:10.1107/S0108270100008003 ]

Bis[3-(o-methoxyphenyl)-1-methyltriazene 1-oxidato-O,N³,O']zinc(II)

A. K. Mukherjee, C. Samanta, M. Mukherjee and M. Helliwell

Formula: [Zn(C₈H₁₀N₃O₂)₂]

Online August 2000

 

Acta Cryst. (2000). C56, 955-956  [ doi:10.1107/S0108270100007952 ]

Bis[(R)-1-phenylethyl isocyanido](5,10,15,20-tetrakis{2,6-bis[(S)-2,2-dimethyl-1,3-dioxolan-4-ylmethyloxy]phenyl}porphyrin)ruthenium(II) at 110 K

E. Galardon, M. Lukas, P. L. Maux, L. Toupet, T. Roisnel and G. Simonneaux

Formula: [Ru(C₉H₉N)₂(C₉₂H₁₀₈N₄O₂₄)]

Online August 2000

 

Acta Cryst. (2000). C56, 957-959  [ doi:10.1107/S0108270100008118 ]

A mixed-valence iron complex of the antitumour drug 6-mercaptopurine: tris(6-mercaptopurine)iron(II) tetrachloroferrate(III) chloride

H. W. Schmalle, E. Gyr and E. Dubler

Formula: [Fe(C₅H₄N₄S)₃][FeCl₄]Cl

Online August 2000

 

Acta Cryst. (2000). C56, 960-962  [ doi:10.1107/S0108270100007435 ]

Bis(-hexamethylenetetramine)bis(aquadibromocadmium)diaquadibromocadmium dihydrate

M.-L. Tong, S.-L. Zheng and X.-M. Chen

Formula: [Cd₃Br₆(C₆H₁₂N₄)₂(H₂O)₄]·2H₂O

Online August 2000

 

Acta Cryst. (2000). C56, 963-965  [ doi:10.1107/S0108270100008076 ]

fac,trans-[(2,2'-Bipyridine-N,N')tricarbonylrhenium(I)]--(4,4'-bipyridine)-N:N'-{chlorobis[1,2-phenylenebis(dimethylarsine)]ruthenium(II)} bis(hexafluorophosphate) diacetone solvate

B. J. Coe, C. I. McDonald, S. J. Coles and M. B. Hursthouse

Formula: [ReRuCl(C₁₀H₁₆As₂)₂(C₁₀H₈N₂)₂(CO)₃](PF₆)₂·2C₃H₆O

Online August 2000

 

Acta Cryst. (2000). C56, 966-968  [ doi:10.1107/S0108270100008106 ]

Linear chains in polymeric dicyclohexylammonium tributyl(4-oxo-4H-pyran-2,6-dicarboxylato)stannate and methylphenylammonium tributyl(pyridine-2,6-dicarboxylato)stannate containing trigonal bipyramidal tin

S. W. Ng, S. Shanmuga Sundara Raj, H.-K. Fun, I. A. Razak and J. M. Hook

Formula: (C₁₂H₂₄N)[Sn(C₇H₂O₆)(C₄H₉)₃] and (C₇H₁₀N)[Sn(C₇H₃NO₄)(C₄H₉)₃]

Online August 2000

 

Acta Cryst. (2000). C56, 969-970  [ doi:10.1107/S010827010000754X ]

Di--bromo-bis[bromo(di-2-pyridylmethanediol-N,O,N')cadmium(II)] trihydrate

H.-G. Zhu, G. Yang and X.-M. Chen

Formula: [Cd₂Br₄(C₁₁H₁₀N₂O₂)₂]·3H₂O

Online August 2000

 

Acta Cryst. (2000). C56, 971-975  [ doi:10.1107/S0108270100002845 ]

A combinatorial chemistry approach to new materials for non-linear optics. I. Five Schiff bases

V. N. Nesterov, T. V. Timofeeva, O. Ya. Borbulevych, M. Yu. Antipin and R. D. Clark

Online August 2000

 

Acta Cryst. (2000). C56, 976-978  [ doi:10.1107/S0108270100006351 ]

A combinatorial chemistry approach to new materials for non-linear optics. II. 4-(Dimethylamino)cinnamaldehyde and a molecular complex of 4-methoxycinnamaldehyde with 2,4-dinitroaniline

V. N. Nesterov, T. V. Timofeeva, M. Y. Antipin and R. D. Clark

Formula: C₁₀H₁₀O₂·C₆H₅N₃O₄ and C₁₁H₁₃NO

Online August 2000

 

Acta Cryst. (2000). C56, 979-980  [ doi:10.1107/S0108270100004820 ]

(24R)-24,25-Dihydroxycycloartan-3-one

K. Bhattacharyya, T. Kar, R. A. Palmer, B. S. Potter and A. Inada

Formula: C₃₀H₅₀O₃

Online August 2000

 

Acta Cryst. (2000). C56, 981-982  [ doi:10.1107/S0108270100006818 ]

(4S,5S)-(+)-4-Hydroxymethyl-2,5-diphenyloxazoline

A. Gzella and M. D. Rozwadowska

Formula: C₁₆H₁₅NO₂

Online August 2000

 

Acta Cryst. (2000). C56, 983-985  [ doi:10.1107/S0108270100005801 ]

Triterpenoide. XX. 3-Acetoxy-12-oxo-18-olean- und 3-Acetoxy-12,19-dioxo-9(11),13(18)-oleandien-28-säure-methylester

A. Gzella

Formula: C₃₃H₅₂O₅ und C₃₃H₄₆O₆

Online August 2000

 

Acta Cryst. (2000). C56, 986-988  [ doi:10.1107/S0108270100005862 ]

Benzyltriphenylphosphonium glutaconaldehyde

M. Muthuraman, J.-F. Nicoud, R. Masse and G. R. Desiraju

Formula: C₂₅H₂₂P⁺·C₅H₅O₂^-

Online August 2000

 

Acta Cryst. (2000). C56, 989-991  [ doi:10.1107/S0108270100006247 ]

2'-Deoxy-5-methylisocytidine

F. Seela, Y. He, H. Reuter and E.-M. Heithoff

Formula: C₁₀H₁₅N₃O₄

Online August 2000

 

Acta Cryst. (2000). C56, 992-994  [ doi:10.1107/S0108270100006259 ]

(E)-2-[2-(1-Naphthyl)vinyl]-3-tosyl-2,3-dihydro-1,3-benzothiazole

S. Maiti, M. Mukherjee, B. Nandi, M. Helliwell and N. G. Kundu

Formula: C₂₆H₂₁NO₂S₂

Online August 2000

 

Acta Cryst. (2000). C56, 995-996  [ doi:10.1107/S0108270100006478 ]

Piv-Pro[CH₂-NH-O]Gly-NHⁱPr

C. Corbier, C. Didierjean, L. Thévenet, R. Vanderesse and M. Marraud

Formula: C₁₅H₂₉N₃O₃

Online August 2000

 

Acta Cryst. (2000). C56, 997-998  [ doi:10.1107/S0108270100006582 ]

Inclusion of HNEt₃⁺ in an acyclic tetraphenolate

P. C. Leverd, D. Weber, W. D. Habicher and M. Nierlich

Formula: C₆H₁₆N⁺·C₃₉H₄₇O₄^-·C₂H₃N

Online August 2000

 

Acta Cryst. (2000). C56, 999-1000  [ doi:10.1107/S010827010000665X ]

3-Nitro-1-nitromethyl-1H-1,2,4-triazole

A. D. Vasiliev, A. M. Astachov, O. A. Golubtsova, L. A. Kruglyakova and R. S. Stepanov

Formula: C₃H₃N₅O₄

Online August 2000

 

Acta Cryst. (2000). C56, 1001-1003  [ doi:10.1107/S0108270100006740 ]

Tetrakis(3,4-ethylenedioxy-2-thienyl)silane carbon tetrachloride solvate

B.-H. Han and M.-G. Choi

Formula: C₂₄H₂₀O₈S₄Si·CCl₄

Online August 2000

 

Acta Cryst. (2000). C56, 1004-1006  [ doi:10.1107/S0108270100006739 ]

(M)- and (P)-8-[(1S,2R)-2-hydroxy-1-methyl-2-phenylethyl]-8-methyl-8,9-dihydro-7H-dinaphth[2,1-c:1',2'-e]azepinium bromide solvates

M. Schneider, A. Linden and A. Rippert

Formula: C₃₂H₃₀NO⁺·Br^-·CH₂Cl₂ and C₃₂H₃₀NO⁺·Br^-·3C₃H₆O

Online August 2000

 

Acta Cryst. (2000). C56, 1007-1008  [ doi:10.1107/S0108270100006995 ]

Dimethyl (1-methyl-1,3-benzimidazol-5-yl)aminomethylenepropanedioate monohydrate

V. Kettmann, J. Lokaj, C. Kratky, V. Milata and P. Hodul

Formula: C₁₄H₁₅N₃O₄·H₂O

Online August 2000

 

Acta Cryst. (2000). C56, 1009-1010  [ doi:10.1107/S0108270100007009 ]

1-[2-(1-Hydroxycyclohexyl)-2-(4-methoxyphenyl)ethyl]dimethylammonium chloride (venlafaxine hydrochloride)

D. Vega, D. Fernández and G. Echeverría

Formula: C₁₇H₂₈NO₂⁺·Cl^-

Online August 2000

 

Acta Cryst. (2000). C56, 1011-1012  [ doi:10.1107/S0108270100007010 ]

1,2-Dibenzoylhydrazine

S. Shanmuga Sundara Raj, B. M. Yamin, A. M. A. Boshaala, M. T. H. Tarafder, K. A. Crouse and H.-K. Fun

Formula: C₁₄H₁₂N₂O₂

Online August 2000

 

Acta Cryst. (2000). C56, 1013-1014  [ doi:10.1107/S010827010000799X ]

p-Methoxybenzaldehyde benzoylhydrazone monohydrate

S. Shanmuga Sundara Raj, H.-K. Fun, Z.-L. Lu, W. Xiao, X.-Y. Gong and C.-M. Gen

Formula: C₁₅H₁₄N₂O₂·H₂O

Online August 2000

 

Acta Cryst. (2000). C56, 1015-1016  [ doi:10.1107/S0108270100007988 ]

4-Hydroxy-3-methoxybenzaldehyde 4,5-diazafluoren-9-ylidenehydrazone

S. Shanmuga Sundara Raj, H.-K. Fun, Z.-L. Lu, W. Xiao, X.-Y. Gong and C.-M. Gen

Formula: C₁₉H₁₄N₄O₂

Online August 2000

 

Acta Cryst. (2000). C56, 1017-1018  [ doi:10.1107/S0108270100007459 ]

4,5-Diazafluoren-9-one benzoylhydrazone monohydrate

Z.-L. Lu, W. Xiao, Z.-N. Chen, X.-Y. Gong, S. Shanmuga Sundara Raj, I. A. Razak and H.-K. Fun

Formula: C₁₈H₁₂N₄O·H₂O

Online August 2000

 

Acta Cryst. (2000). C56, 1019-1020  [ doi:10.1107/S0108270100007095 ]

3,6,9,16,19,22-Hexaazatricyclo[22.2.2.2^11,14]triaconta-11,13,24,26(1),27,29-hexaene pentahydrate

W.-J. He, Z.-F. Ye, Y. Xu, Z.-J. Guo and L.-G. Zhu

Formula: C₂₄H₃₈N₆·5H₂O

Online August 2000

 

Acta Cryst. (2000). C56, 1021-1023  [ doi:10.1107/S0108270100007083 ]

Hydrogen bonding and C-HO interactions in 3-(3-aminophthalimido)phthalic acid dihydrate

A. J. Dobson and R. E. Gerkin

Formula: C₁₆H₁₀N₂O₆·2H₂O

Online August 2000

 

Acta Cryst. (2000). C56, 1024-1025  [ doi:10.1107/S0108270100007022 ]

C-HO interactions in diethyl 5,5',6,6'-tetramethylbiphenyl-2,2'-dicarboxylate at 193 K

R. E. Gerkin

Formula: C₂₂H₂₆O₄

Online August 2000

 

Acta Cryst. (2000). C56, 1026-1027  [ doi:10.1107/S0108270100007101 ]

1H-Pyrrolo[2,3-b]pyridine-3-acetic acid as a molecular probe for use in auxin physiology

S. Antolic, B. Kojic-Prodic and V. Magnus

Formula: C₉H₈N₂O₂

Online August 2000

 

Acta Cryst. (2000). C56, 1028-1029  [ doi:10.1107/S0108270100007307 ]

2-(4-Methoxyphenylazo)-4-phenylphenol

F. Jiménez-Cruz, G. Pérez-Caballero, S. Hernández-Ortega and M. Rubio-Arroyo

Formula: C₁₉H₁₆N₂O₂

Online August 2000

 

Acta Cryst. (2000). C56, 1030-1032  [ doi:10.1107/S0108270100007344 ]

Comparison of the two anomers of methyl 2-(N-benzylamino)-2,3-dideoxy-4,6-O-phenylmethylene-3-C-phenylsulfonyl-D-glucopyranoside

C. G. Suresh, B. Ravindran, K. N. Rao and T. Pathak

Formula: and anomers of C₂₇H₂₉NO₆S

Online August 2000

 

Acta Cryst. (2000). C56, 1033-1034  [ doi:10.1107/S0108270100007423 ]

Triphenylmethanol-triphenylphosphine oxide (1/1)

T. Steiner

Formula: C₁₉H₁₆O·C₁₈H₁₅OP

Online August 2000

 

Acta Cryst. (2000). C56, 1035-1036  [ doi:10.1107/S0108270100007393 ]

YC-1, an activation inductor of soluble guanylyl cyclase

J. Sopková-de Oliveira Santos, V. Collot, I. Bureau and S. Rault

Formula: C₁₉H₁₆N₂O₂

Online August 2000

 

Acta Cryst. (2000). C56, 1037-1039  [ doi:10.1107/S010827010000740X ]

Two key chiral intermediates in a new 4-hydroxyisoleucine synthesis

T. Kassem, V. Rolland, J. Martinez and M. Rolland

Formula: C₁₆H₂₃NO₄ and C₁₆H₂₃NO₃

Online August 2000

 

Acta Cryst. (2000). C56, 1040-1041  [ doi:10.1107/S0108270100007502 ]

(1E,3E,5E)-1,2,3,4,5,6-Hexafluoro-1,6-diphenylhexatriene

D. C. Swenson, X.-B. Gao and D. J. Burton

Formula: C₁₈H₁₀F₆

Online August 2000

 

Acta Cryst. (2000). C56, 1042-1043  [ doi:10.1107/S0108270100007514 ]

O-Isopropyl N-(2-furoyl)thiocarbamate

A. D. Morales, H. Novoa de Armas, N. M. Blaton, O. M. Peeters, C. J. De Ranter, H. Márquez and R. Pomés Hernández

Formula: C₉H₁₁NO₃S

Online August 2000

 

Acta Cryst. (2000). C56, 1044-1045  [ doi:10.1107/S0108270100007770 ]

2-[(4-Hydroxyphenyl)iminomethyl]thiophene

C. Kazak, M. Aygün, G. Turgut, M. Odabasoglu, S. Özbey and O. Büyükgüngör

Formula: C₁₁H₉NOS

Online August 2000

 

Acta Cryst. (2000). C56, 1046-1047  [ doi:10.1107/S0108270100007782 ]

2,4-Bis(,-dimethylbenzyl)phenol

J. C. Bryan

Formula: C₂₄H₂₆O

Online August 2000

 

Acta Cryst. (2000). C56, 1048-1049  [ doi:10.1107/S010827010000785X ]

Ranitidine hydrochloride, a polymorphic crystal form

A. Hempel, N. Camerman, D. Mastropaolo and A. Camerman

Formula: C₁₃H₂₃N₄O₃S⁺·Cl^-

Online August 2000

 

Acta Cryst. (2000). C56, 1050-1052  [ doi:10.1107/S0108270100007976 ]

NEt₄OH·5H₂O containing hydroxide-water layers

M. Wiebcke and J. Felsche

Formula: C₈H₂₀N⁺·OH^-·5H₂O

Online August 2000

 

Acta Cryst. (2000). C56, 1053-1055  [ doi:10.1107/S010827010000809X ]

Sarcosinium trifluoroacetate

V. H. Rodrigues, J. A. Paixão, M. M. R. R. Costa and A. M. Matos Beja

Formula: C₃H₈NO₂⁺·C₂F₃O₂^-

Online August 2000

 

Acta Cryst. (2000). C56, 1056  [ doi:10.1107/S0108270100005011 ]

(-)-(1R,2S,2'R,5R)-2-(1-Hydroxyprop-2-yl)-5-methylcyclohexanol. Corrigendum

F. Körner, M. Schürmann, H. Preut and W. Kreiser

Formula: C₁₀H₂₀O₂

Online August 2000

 

Acta Cryst. (2000). C56, e311-e312  [ doi:10.1107/S0108270100009689 ]

Dineodymium dihydrogen -hexamolybdoplatinate(IV) tetradecahydrate, Nd₂[H₂-PtMo₆O₂₄]·14H₂O

U. Lee and H. C. Joo

Synopsis: The least protonated hexamolybdoplatinate(IV) polyanion, [H₂-PtMo₆O₂₄]^6-, was isolated by using Nd³⁺ as a counter-cation. Two O atoms of the central PtO₆ octahedron are protonated.

Formula: Nd₂[H₂PtMo₆O₂₄]·14H₂O

Online August 2000

 

Acta Cryst. (2000). C56, e313-e314  [ doi:10.1107/S010827010000888X ]

Tribenzyl(⁵-pentamethylcyclopentadienyl)hafnium(IV)

D. C. Swenson, Z. Guo, D. J. Crowther, N. C. Baenziger and R. F. Jordan

Synopsis: The title compound adopts a monomeric three-legged piano-stool structure with one benzyl ligand disordered between two sites related by a 30° rotation about an axis defined by the Hf atom and the ipso-C atom of the benzyl ligand. There are no short HfC_ipso contacts (no distances less than 3.1 Å), indicating no significant Hf-Ph interactions.

Formula: [Hf(C₇H₇)₃(C₁₀H₁₅)]

Online August 2000

 

Acta Cryst. (2000). C56, e315-e316  [ doi:10.1107/S0108270100008891 ]

Chloro(⁶-p-cymene)(2-methyl-5-oxo-7-phenyl-5,6-dihydro-2H-1,2,4-triazepine-3-thiolato-²N⁴,S)ruthenium(II)

M. Aitali, M. Y. Ait Itto, A. Hasnaoui, A. Riahi, A. Karim, S. García-Granda and A. Gutiérrez-Rodríguez

Synopsis: The novel title ruthenium(II) complex was synthesized from the reaction of 1,2,4-triazepine, a new class of bidentate ligands, with [Ru(p-cymene)Cl₂]₂. The 1,2,4-triazepine ligand is coordinated to the metal centre through the N-4 and S atoms, forming a four-membered chelate ring. This is the first structural example of a transition metal complex containing a 1,2,4-triazepine ligand.

Formula: [RuCl(C₁₀H₁₄)(C₁₀H₁₀N₃OS)]

Online August 2000

 

Acta Cryst. (2000). C56, e317  [ doi:10.1107/S0108270100008945 ]

Methyltriphenylstibonium tetrafluoroborate

J. N. Low, G. Ferguson and J. L. Wardell

Synopsis: In methyltriphenylstibonium tetrafluoroborate, prepared from triphenylantimony and trimethyloxonium tetrafluoroborate, there are four independent cations and anions in the asymmetric unit. The geometry around the Sb atom is distorted tetrahedral.

Formula: [Sb(CH₃)(C₆H₅)₃]BF₄

Online August 2000

 

Acta Cryst. (2000). C56, e318-e319  [ doi:10.1107/S0108270100008957 ]

Trigonal-planar silver coordination in (3,5-dinitrobenzoato)bis(triphenylphosphine)silver(I)

A. H. Othman, Y.-Y. Yang, X.-M. Chen and S. W. Ng

Synopsis: The three-coordinate Ag atom in the title compound, prepared from bis[acetato(triphenylphosphine)silver] hemihydrate and 3,5-nitrobenzoic acid, shows trigonal-planar coordination [P-Ag-P = 147.1 (1)° and _Ag = 359.0 (3)°]. Adjacent molecules are linked through the O atoms of adjacent nitro groups [AgO = 3.205 (3) and 3.302 (4) Å] into a zigzag chain running parallel to the c axis of the monoclinic cell.

Formula: [Ag(C₇H₃N₂O₆)(C₁₈H₁₅P)₂]

Online August 2000

 

Acta Cryst. (2000). C56, e320  [ doi:10.1107/S0108270100009185 ]

Tris(2,2'-bipyridyl-N,N')iron(II) diperchlorate

S. R. Batten, K. S. Murray and N. J. Sinclair

Synopsis: The title compound is isomorphous with the Zn^II and Ru^II analogues. A twofold axis passes through the metal atom and the midpoint of the C-C bond joining the two pyridyl rings of one of the bipyridyl ligands. Thus, the asymmetric unit contains one metal on a special position, one perchlorate, and one and a half bipyridyl ligands.

Formula: [Fe(C₁₀H₈N₂)₃](ClO₄)₂

Online August 2000

 

Acta Cryst. (2000). C56, e321-e322  [ doi:10.1107/S0108270100009203 ]

{2,2'-[(R,R)-Cyclohexane-1,2-diylbis(nitrilomethylidyne)]bis[6-tert-butyl-4-(triphenylphosphoniomethyl)phenolato]-O,N,N',O'}copper(II) dichloride hexakis(deuterochloroform) solvate

A. Pajunen, I. Mutikainen, A. Haikarainen, J. Sipilä and P. Pietikäinen

Synopsis: The complex cation of the title complex crystallizes in two different conformations. Both Cu^II ions lie on twofold axes and have a planar coordination.

Formula: [Cu(C₆₆H₆₈N₂O₂P₂)]Cl₂·6CDCl₃

Online August 2000

 

Acta Cryst. (2000). C56, e323-e324  [ doi:10.1107/S0108270100009215 ]

Aquabis(benzonitrile)(o-benzoquinone diimine)(triphenylphosphine)ruthenium(II) bis(tetrafluoroborate) hydrate

D. Venegas-Yazigi, A. B. P. Lever, A. J. Lough, A. Vega, V. Paredes-García, J. Costamagna and R. Latorre

Synopsis: The Ru atom in the title complex shows an octahedral coordination. The benzonitrile ligands are in the same plane as the o-benzoquinone diimine ligand. Bond distances for the benzoquinone diimine ring establish a quinone arrangement, showing that the highly acidic behaviour of the benzonitrile ligands does not influence the arrangement.

Formula: [Ru(C₆H₆N₂)(C₇H₅N)₂(C₁₈H₁₅P)(H₂O)](BF₄)₂·H₂O

Online August 2000

 

Acta Cryst. (2000). C56, e325-e326  [ doi:10.1107/S0108270100009604 ]

catena-Poly[[diaqua(isonicotinato-O,O')europium(III)]-di--isonicotinato-O:O']

X.-R. Zeng, Y. Xu, R.-G. Xiong, L.-J. Zhang and X.-Z. You

Synopsis: The title complex has a double carboxylate-bridged infinite-chain structure with one chelating carboxylate group on each Eu ion centre, which also binds to two water molecules to yield an eight-coordinate square-antiprismatic geometry.

Formula: [Eu(C₆H₄O₂)₃(H₂O)₂]

Online August 2000

 

Acta Cryst. (2000). C56, e327-e328  [ doi:10.1107/S010827010000963X ]

[Hydroxytris(pentafluorophenyl)borato-O][N-isopropyl-2-(isopropylamino)troponiminato-N]methylindium(III)

I. A. Guzei, F. Delpech and R. F. Jordan

Synopsis: The title complex crystallizes as an ion pair linked through a bridge. There are two independent molecules in the asymmetric unit with essentially identical metric parameters, but appreciably different conformations.

Formula: [In(CH₃)(C₁₈HBF₁₅O)(C₁₃H₁₉N₂)]

Online August 2000

 

Acta Cryst. (2000). C56, e329-e330  [ doi:10.1107/S0108270100009653 ]

Bis[-2-(1,4,7,10-tetraoxa-13-azacyclopentadeca-13-yl)cyclohepta-2,4,6-trien-1-one]bis[bis(thiocyanato)barium(II)]

E. Yamamoto, K. Kubo, N. Kato and A. Mori

Synopsis: The title complex has 2:2 stoichiometry with C_i symmetry. Each Ba²⁺ ion is nine-coordinate, including one N atom and four O atoms of the macrocyclic ligand, two N atoms of the thiocyanate ligands and one O atom from each of the tropone units.

Formula: [Ba₂(NCS)₄(C₁₇H₂₅NO₅)₂]

Online August 2000

 

Acta Cryst. (2000). C56, e331-e332  [ doi:10.1107/S0108270100009665 ]

(4,6-Dimercapto-1,3,5-triazine-2-thiolato-S²)tris(triphenylphosphine-P)gold(I) dimethylformamide solvate

Y. Zhao, W. Su, R. Cao and M. Hong

Synopsis: In the crystal structure of the title compound, the Au^I atom has a distorted tetrahedral geometry consisting of one uncoordinated dimethylformamide molecule, one trithiocyanurate ligand and three PPh₃ ligands. The Au-S distance is 2.909 (2) Å and the average P-Au distance is 2.403 Å.

Formula: [Au(C₃H₂N₃S₃)(C₁₈H₁₅P)₃]·C₃H₇NO

Online August 2000

 

Acta Cryst. (2000). C56, e333-e334  [ doi:10.1107/S0108270100009677 ]

Chromate de 2,2-diméthylpropylènediammonium

H. Chebbi, A. A. Hajem and A. Driss

Synopsis: The crystal structure of the title compound consists of layers built up from chromate anions alternating with 2,2-dimethylpropylenediammonium cations. N-HO hydrogen bonds contribute to the cohesion and stability of the structure.

Formula: (C₅H₁₆N₂)[CrO₄]

Online August 2000

 

Acta Cryst. (2000). C56, e335-e337  [ doi:10.1107/S0108270100009707 ]

cis-Bis(3,6-dihydro-2H-1,2-oxazine-N)diiodoplatinum(II) and cis-bis(3,4,5,6-tetrahydro-2H-1,2-oxazine-N)diiodoplatinum(II)

J. A. Saltmarsh, B. A. Howell and P. J. Squattrito

Synopsis: The title complexes, (I) and (II), respectively, show similar square-planar coordination geometries with modest deviations from ideality. In both complexes, the positioning of the oxazine rings results in an unsymmetrical distortion of the I-Pt-N angles, with one expanded by approximately 4° and the other contracted by approximately 2°.

Formula: [Pt(C₄H₇NO)₂I₂] and [Pt(C₄H₉NO)₂I₂]

Online August 2000

 

Acta Cryst. (2000). C56, e338-e339  [ doi:10.1107/S0108270100008878 ]

(2-Hydroxy-5-methylphenyl)diphenylphosphine oxide

F. Bélanger-Gariépy, M. Dartiguenave, F. Loiseau and A. L. Beauchamp

Synopsis: Pairs of individual molecules containing tetrahedrally coordinated P atoms are connected across crystallographic inversion centres via complementary O-HO=P hydrogen bonds.

Formula: C₁₉H₁₇O₂P

Online August 2000

 

Acta Cryst. (2000). C56, e340  [ doi:10.1107/S0108270100008908 ]

Redetermination of cis-4-cyclohexene-1,2-dicarboxylic acid at 173 K

M. Bolte and A. Degen

Synopsis: The structure of the title compound, C₈H₁₀O₄, originally determined at room temperature, has been redetermined at 173 K. There are no significant differences between these structures.

Formula: C₈H₁₀O₄

Online August 2000

 

Acta Cryst. (2000). C56, e341-e342  [ doi:10.1107/S010827010000891X ]

3,6-Bis(4-hydroxybenzyl)piperazine-2,5-dione

I. A. Razak, S. Shanmuga Sundara Raj, H.-K. Fun, Z.-F. Chen, J. Zhang, R.-G. Xiong and X.-Z. You

Synopsis: In the title compound, C₁₈H₁₈N₂O₄, the piperidine ring adopts a chair conformation. The 4-hydroxybenzyl groups are in quasi-axial positions. A two-dimensional network is formed through N-HO and O-HO intermolecular hydrogen bonds and C-HO interactions.

Formula: C₁₈H₁₈N₂O₄

Online August 2000

 

Acta Cryst. (2000). C56, e343-e345  [ doi:10.1107/S0108270100008921 ]

Two isomeric dideoxynucleosides

D. C. Swenson, V. Nair and S. Bera

Synopsis: One dideoxynucleoside, (I), is an analogue of (S,S)-isodideoxyadenosine and is structurally similar but is anti-HIV inactive. Compound (II) is a novel isomer with the sugar attachment at N3 of the base. The two independent molecules differ in the conformation of the sugar ring.

Formula: Two isomers of C₁₁H₁₃N₅O₂

Online August 2000

 

Acta Cryst. (2000). C56, e346-e347  [ doi:10.1107/S0108270100008933 ]

Hydrogen bonding in ethylenediammonium bis(hydrogen malonate) monohydrate

J. C. Barnes and T. J. R. Weakley

Synopsis: The anion in the title compound has a strong intramolecular O-HO hydrogen bond of 2.430 (2) Å. The water molecule lies on a twofold axis and connects the anions into pairs and the centrosymmetric cations into chains through hydrogen bonding.

Formula: C₂H₁₀N₂²⁺·2C₃H₃O₄^-·H₂O

Online August 2000

 

Acta Cryst. (2000). C56, e348-e349  [ doi:10.1107/S0108270100009124 ]

1,2-Bis(8-quinolylthiomethyl)benzene

L. Sen, C.-Y. Su, Z.-F. Zhang, H.-Q. Liu and H.-L. Zhu

Synopsis: In the title potentially tetradentate N,S,S,N-donor ligand, the two S atoms adopt a trans conformation, lying above and below the benzene ring. The two quinoline rings are planar, with one parallel to the benzene ring and the other nearly perpendicular to it.

Formula: C₂₆H₂₀N₂S₂

Online August 2000

 

Acta Cryst. (2000). C56, e350-e351  [ doi:10.1107/S0108270100009136 ]

7-Methoxy-3-(salicylideneamino)coumarin

L. E. Khoo, Y. Zhang and S. W. Ng

Synopsis: Molecules of the title compound, prepared by the condensation of 7-methoxy-3-aminocoumarin with salicylaldehyde in chloroform, are planar and adjacent molecules are linked by electrostatic C-HO interactions into a linear chain.

Formula: C₁₇H₁₃NO₄

Online August 2000

 

Acta Cryst. (2000). C56, e352  [ doi:10.1107/S0108270100009148 ]

N-Benzyl-4-methyl-N-[(3aR*,4R*,7aR*)-6,6,7a-trimethylperhydroinden-4-yl]benzenesulfonamide

C. Hollmann, M. Schürmann, H. Preut and P. Eilbracht

Synopsis: The crystal structure of the title compound shows cis annulation of the fused rings of the perhydroindene substructure, as well as a 4R* configuration of the sulfonamido group.

Formula: C₂₆H₃₅NO₂S

Online August 2000

 

Acta Cryst. (2000). C56, e353  [ doi:10.1107/S010827010000915X ]

Bis(2-carboxyanilinium) sulfate monohydrate

M. Slouf

Synopsis: The title compound exhibits a complex three-dimensional network of hydrogen bonds. Its suitability for possible charge-density study was investigated but the quality of the crystals did not seem sufficient for this purpose.

Formula: 2C₇H₈NO₂⁺·SO₄^2-·H₂O

Online August 2000

 

Acta Cryst. (2000). C56, e354-e355  [ doi:10.1107/S0108270100009161 ]

(+)-(2R,3S)-3-Bromo-2-chloro-N,N-diisopropyl-3-phenylpropanamide and (+)-(2R,3S)-3-bromo-2-chloro-N-(4-nitrophenyl)-3-phenylpropanamide

B. Chan, E. Wong Leh See, J. Simpson and E. W. Tan

Synopsis: The stereochemistries at positions 2 and 3 of the title compounds, (I) and (II), have been confirmed by X-ray structural analysis to be R and S, respectively. The halogen atoms adopt an antiperiplanar arrangement in each case.

Formula: C₁₅H₂₁BrClNO and C₁₅H₁₂BrClN₂O₃

Online August 2000

 

Acta Cryst. (2000). C56, e356  [ doi:10.1107/S0108270100009173 ]

(5S*,6R*)-1,7-Dioxadispiro[4.0.4.4]tetradecane-2,8-dione

R. Roggenbuck, M. Schürmann, H. Preut and P. Eilbracht

Synopsis: The structure analysis of the title dispiro compound establishes a cis configuration of the two five-membered-ring lactones fused to the six-membered carbocycle.

Formula: C₁₂H₁₆O₄

Online August 2000

 

Acta Cryst. (2000). C56, e357-e358  [ doi:10.1107/S0108270100009227 ]

Phenylphosphinic acid

R. A. Burrow, D. H. Farrar, A. J. Lough, M. R. Siqueira and F. Squizani

Synopsis: The crystal structure of the title compound, O=P(OH)(H)(C₆H₅), shows a continuous hydrogen-bonding network in the x direction, with a P-OO=P distance of 2.513 (3) Å.

Formula: C₆H₇O₂P

Online August 2000

 

Acta Cryst. (2000). C56, e359-e360  [ doi:10.1107/S0108270100009598 ]

Ferroelastic n-propylammonium dihydrogenphosphate

J. Fábry, I. Císarová and J. Kroupa

Synopsis: n-Propylammonium dihydrogenphosphate is ferroelastic. Ferroelastic switching is concomitant with the hopping of some H atoms involved in hydrogen bonds from donor to acceptor O atoms.

Formula: C₃H₁₀N⁺·H₂PO₄^-

Online August 2000

 

Acta Cryst. (2000). C56, e361-e362  [ doi:10.1107/S0108270100009616 ]

(1R,8R,11R)-3,3,11-Trimethyl-6,6-ethylenedioxybicyclo[6.3.0]undecan-2-one and (1R,2R,8R,11R)-3,3,11-trimethyl-6,6-ethylenedioxybicyclo[6.3.0]undecan-2-ol

Y. Inouye

Synopsis: The reduction of (1R,8R,11R)-3,3,11-trimethyl-6,6-ethylenedioxybicyclo[6.3.0]undecan-2-one, (I), by LiAlH₄ gave exclusively a (1R,2R,8R,11R)-alcohol, (II). The conformation around the eight-membered carbocycle in (I) differs markedly from that in (II).

Formula: C₁₆H₂₆O₃ and C₁₆H₂₈O₃

Online August 2000

 

Acta Cryst. (2000). C56, e363-e364  [ doi:10.1107/S0108270100009628 ]

A steroidal phenyldihydro-1,3-oxazine derivative

M. Hewitt, T. R. Schneider, Z. Szemerédi, A. Hajnal, J. Wölfling and G. Schneider

Synopsis: The title compound was synthesized from an azidopregnene derivative. The dihydro-1,3-oxazine ring is connected in the position to the sterane skeleton at C-17. An R configuration was found at C-20.

Formula: C₃₁H₄₁NO₃

Online August 2000

 

Acta Cryst. (2000). C56, e365  [ doi:10.1107/S0108270100009641 ]

p-Cresyl 2,3-anhydro-5-deoxy-5-phthalimido-1-thio--D-lyxofuranoside

J. C. Gallucci, R. R. Gadikota and T. L. Lowary

Synopsis: The furanose ring in the title compound adopts an envelope conformation with the ring O atom displaced above the plane (^OE). The pseudo-rotational phase angle (P) is 88.6° and the puckering amplitude (_m) is 31.5°. The aglycone lies in the exo-anomeric effect preferred position with a C₂-C₁-S-C(Ph) torsion angle of -163.2 (2)°.

Formula: C₂₀H₁₇NO₄S

Online August 2000

 

Acta Cryst. (2000). C56, e366-e367  [ doi:10.1107/S0108270100009690 ]

[2-(1H-Inden-3-yl)ethyl]diphenylphosphine-borane

L. F. Groux and D. Zargarian

Synopsis: The title compound is a phosphine ligand protected by borane adduct formation. The P-B bond length of 1.923 (3) Å is within the expected range. The indene moiety is essentially planar.

Formula: C₂₃H₂₄BP

Online August 2000