Acta Crystallographica Section C

Crystal Structure Communications

Volume 54, Part 12 (December 1998)

Cover illustration: Tetrakis(tetramethylammonium) Dihydrogendecavanadate Acetic Acid 2.8-Hydrate, see Pecquenard et al., pages 1833-1835. Displacement ellipsoids are shown at the 50% probability level.

• cif-access (inorganic compounds)
• cif-access (metal-organic compounds)
• cif-access (organic compounds)
• inorganic compounds
• metal-organic compounds
• organic compounds
• international union of crystallography

cif-access (inorganic compounds)

 

Potassium Hexacyanocobaltate, a Redetermination

P. Zhou, F. Xue and S. C. F. Au-Yeung

Synopsis: The structure of K₃[Co(CN)₆] has been redetermined to provide more precise bond lengths and angles for shielded tensor calculations using density functional theory (DFT) methods. The three-dimensional network structure contains rectangular and distorted square channels.

Formula: K₃[Co(CN)₆]

 

A New Refinement of -Sr₂P₂O₇

J. Barbier and J.-P. Echard

Synopsis: Distrontium diphosphate, alpha-Sr₂P₂O₇, has been refined in the Pnma space group. However, the strong anisotropy along the b direction for some of the O atoms suggests atomic scale disorder associated with the local loss of mirror symmetry and centrosymmetry.

Formula: Sr₂P₂O₇

 

Tetraphenylphosphonium Tetrachlorooxovanadate(V)

D. Wulff-Molder and M. Meisel

Synopsis: Tetraphenylphosphonium tetrachlorooxovanadate(V) consists of anionic [OVCl₄]^- square pyramids with local C_4v symmetry. The V-O distances are 1.565 (3) Å, V-Cl is 2.2660 (6) Å, and the V atom is placed 0.527 (1) Å above the basal plane. The slightly squeezed tetraphenylphosphonium cations occupy positions with local S₄ symmetry.

Formula: (C₂₄H₂₀P)[VOCl₄]

cif-access (metal-organic compounds)

 

(Tributylphosphine-P)[1,2,4-tris(trimethylsilyl)cyclopentadienyl]silver(I)

H.-G. Stammler, P. Jutzi, W. Wieland and B. Neumann

Synopsis: The structure and synthesis of the title compound are described. The asymmetric unit contains two molecules which display different hapticity.

Formula: [Ag(C₁₄H₂₉Si₃)(C₁₂H₂₇P)]

 

[(5-Nitro-1,10-phenanthroline-N,N')(1,4,7-trithiacyclononane-S,S',S'')palladium(II)] Bis(hexafluorophosphate) Nitromethane Solvate

A. J. Blake, N. R. Champness, W.-S. Li and M. Schröder

Synopsis: The title compound shows a distorted square-planar coordination geometry with an S₂N₂ donor set and a long-range apical interaction to the third S-atom donor.

Formula: [Pd(C₁₂H₇N₃O₂)(C₆H₁₂S₃)](PF₆)₂.CH₃NO₂

cif-access (organic compounds)

 

Sarcosinium Oxalate Monohydrate

R. V. Krishnakumar, M. S. Nandhini and S. Natarajan

Synopsis: The title compound crystallizes in space group P2₁/n. The oxalate mono-anion deviates considerably from planarity. The structure is stabilized by an extensive network of N-HO and O-HO hydrogen bonds.

Formula: C₃H₈NO₂⁺.C₂HO₄^-.H₂O C₁₅H₁₈N₂O₂Se

 

N-[-(N-Succimidyl)benzyl]selenamorpholine

J. Wu, X.-F. Liu, H.-S. Xu, J.-W. Huang, 0S.-Z. Hu and S. W. Ng

Synopsis: The title compound, 1-[phenyl(1,4-selenazan-4-yl)methyl]pyrrolidine-2,5-dione, exists as a monomeric molecule whose selenamorpholinyl unit adopts a chair-shaped conformation.

 

The First X-ray Study of Alkoxynitrosoamines

I. Yu. Bagryanskaya, T. V. Rybalova, Y. V. Gatilov, V. K. Khlestkin and D. G. Mazhukin

Synopsis: The first two representatives of alkoxynitrosoamines, namely, N,N^'-dimethoxy-2,3-dimethyl-N,N^'-dinitroso-2,3-butanediamine and N-formyl-N,N^'-dimethoxy-2,3-dimethyl-N^'-nitroso-2,3-butanediamine, have been studied and are isomorphic.

Formula: C₈H₁₈N₄O₄

 

N,N-Diethylphenylsulfonylacetamide

S. Céard, V. Gaumet, D. Roche, J. Métin and M. Madesclaire

Synopsis: The title compound was synthesized in two steps from phenylthioacetic acid. The molecular packing is stabilized by short C-HO intermolecular hydrogen bonding and a network of van der Waals contacts.

Formula: C₁₂H₁₇NO₃S

 

2,2,3,3-Tetrachloro-1,4-diphenylbicyclo[2.2.0]hexane, a Strained Bicyclic System

R. Boese, W. R. Roth, D. Bläser, R. Latz and A. Bäumen

Synopsis: The title compound belongs to the family of bicyclo[2.2.0]hexanes. The C1-C4 and C3-C4 bond lengths [1.607 (3) and 1.592 (3) Å, respectively] of the two four-membered rings are significantly longer than the average bond length for such ring systems [1.554 (21) Å], which is obviously a result of angular strain.

Formula: C₁₂H₁₇NO₃S

 

4'-Methoxyacetophenone 2,4-Dinitrophenylhydrazone at 173K

M. Bolte and M. Dill

Synopsis: The title molecule appears to be approximately planar and is found to be in the E conformation. An intramolecular hydrogen bond is formed between the NH group and the adjacent nitro group.

Formula: C₁₅H₁₄N₄O₅

 

cis-8-Methylbicyclo[4.2.0]octa-1,3,5-triene-7-carboxylic Acid at 293K

R. Boese, W. R. Roth, D. Bläser, R. Latz and A. Bäumen

Synopsis: The molecules of the title compound are linked to form centrosymmetric dimers by O-HO hydrogen bonds. The C=O distance [1.225 (4) Å] is slightly longer than the standard distance range for such dimers (1.205-1.215 Å) and the C-O(H) distance [1.293 (3) Å] is slightly shorter than the standard distance of 1.308 Å.

Formula: C₁₀H₁₀O₂

inorganic compounds

 

Pentasodium Bis[dihydroxytetraoxotellurium(VI)]gold(III) Hexadecahydrate

W. Levason and M. Webster

Synopsis: The title compound contains discrete centrosymmetric [Au{TeO₄(OH)₂}₂]^5- anions in which the hydroxy H atoms have been located.

Formula: Na₅[Au(H₂O₆Te)₂].16H₂O

 

Na₅Bi₂(AsO₄)(As₂O₇)₂

H. Boughzala and T. Jouini

Synopsis: The structure of Na₅Bi₂(AsO₄)(As₂O₇)₂, prepared by solid-state reaction, contains BiO₆ octahedra and AsO₄ tetrahedra sharing corners to form a three-dimensional framework. The structure exhibits large tunnels where Na⁺ cations are located.

Formula: Na₅Bi₂(AsO₄)(As₂O₇)₂

 

(NH₄)₄Na₂[Mo₂V^IV₂V^V₆O₂₈].10H₂O

Y. Xu, J.-Q. Xu, G.-Y. Yang, Y. Xing, Y.-H. Lin and H.-Q. Jia

Synopsis: (NH₄)₄Na₂[Mo₂V^IV₂V^V₆O₂₈].10H₂O is a mixed V/Mo salt which has a well known decavanadate structure. The centrosymmetric polyanion consists of eight (V/Mo)O₆ and two VO₆ edge-sharing distorted octahedra.

Formula: (NH₄)₄Na₂[Mo₂V₈O₂₈].10H₂O

 

Bis(trichlorophosphine)iminium Hexachlorophosphate

F. Belaj

Synopsis: The asymmetric unit of the structure of (NP₂Cl₆)PCl₆ contains two [N(PCl₃)₂]⁺ cations, both of which adopt trans-trans conformations, and two octahedral PCl₆^- anions.

Formula: (NP₂Cl₆)PCl₆

 

Tricaesium Tetraiodozincate(II) Iodide, Cs₃ZnI₅

K. Friese, G. Madariaga and T. Breczewski

Synopsis: Cs₃ZnI₅ is isotypic with Cs₃CoI₅, The structure consists of distorted [ZnI₄]^2- tetrahedra and chains of face-sharing [Cs₆I]⁵⁺ octahedra parallel to the x axis.

Formula: Cs₃ZnI₅

 

Octaaquabromouranium(IV) Tribromide Monohydrate, [UBr(H₂O)₈]Br₃.H₂O

D. Rabinovich, G. L. Schimek, W. T. Pennington, J. B. Nielsen and K. D. Abney

Synopsis: The crystal structure of the title compound includes a nine-coordinate U^IV center stitched together through hydrogen bonding with the counter-anions and molecule of solvation.

Formula: [UBr(H₂O)₈]Br₃.H₂O

 

K₃Ta S₄

S. Herzog, C. Näther and W. Bensch

Synopsis: K₃TaS₄ crystallizes with the K₃VS₄-type structure, based on discrete tetrahedral TaS₄^3- anions, which are connected via K⁺ cations.

Formula: K₃TaS₄

 

(NH₄)₈[Ce₂(SO₄)₈] .4H₂O

Y. Shan and S. D. Huang

Synopsis: A new dimeric ammonium cerium(IV) sulfate has been synthesized and its structure determined by single-crystal X-ray analysis.

Formula: (NH₄)₈[Ce₂(SO₄)₈].4H₂O

 

Sodium Nickel Polyphosphate

F. Erragh, A. Boukhari, A. Sadel and E. M. Holt

Synopsis: Sodium nickel polyphosphate is unlike other AM(PO₃)₃ (A = alkali metal and M = transition element) complexes, but resembles AgM(PO₃)₃ (M = Zn, Co, Ni or Mg). Columns of alternating Na and Ni atoms lie between the `zigzag' polyphosphate chains.

Formula: NaNi(PO₃)₃

metal-organic compounds

 

Tripelennamine Tetrachlorocobaltate(II)

M. Parvez

Formula: (C₁₆H₂₃N₃)[CoCl₄]

 

Hexakis(-N-ethylthiourea-S)tetrakis[iodocopper(I)] Monohydrate

C. Pakawatchai, Y. Thanyasirikul, T. Saepae, S. Pansook, H.-K. Fun and K. Chinnakali

Formula: [Cu₄I₄(C₃H₈N₂S)₆].H₂O

 

trans-Carbonyl(pentafluorophenyl-C)bis[(pentafluorophenyl)diphenylphosphine-P]iridium(I)

J. Fawcett, E. G. Hope and L. A. Peck

Formula: [Ir(C₆F₅)(C₁₈H₁₀F₅P)₂(CO)]

 

Aqua(2-methylpyridine-N)(N-salicylideneglycinato-O,N,O')copper(II)

S. A. Warda

Formula: [Cu(C₉H₇NO₃)(C₆H₇N)(H₂O)]

 

-Pyrazine-N:N'-bis[aqua(N-salicylideneglycinato-O,N,O')copper(II)] Dihydrate

S. A. Warda

Formula: [Cu₂(C₉H₇NO₃)₂(C₄H₄N₂)(H₂O)₂].2H₂O

 

Magnesium Sulfate Hexaurea Hemihydrate

T. Todorov, R. Petrova, K. Kossev, J. Macícek and O. Angelova

Formula: [Mg(CH₄N₂O)₆]SO₄.0.5H₂O

 

Bis(2,2'-bipyridine-N,N')(isothiocyanato-N)copper(II) Tricyanomethanide

I. Potocnák, M. Dunaj-Jurco, D. Miklos and L. Jäger

Formula: [Cu(NCS)(C₁₀H₈N₂)₂](C₄N₃)

 

Dicyanonitrosomethanide as a Subject of Nucleophilic Addition of Methanol and as an End-O-Coordinated Ligand in the Same Copper(II) Complex. II. (Bipyridine)(dicyanonitrosomethanido)[methyl(2-cyano-2-hydroxyimino)ethanimidato]copper(II)

M. Dunaj-Jurco, D. Miklos, I. Potocnák and L. Jäger

Formula: [Cu(C₄H₄N₃O₂)(C₃N₃O)(C₁₀H₈N₂)]

 

Dichloro(2,2':6',2''-terpyridyl-N,N',N'')mercury(II)

D. Matkovic-Calogovic, N. Davidovic, Z. Popovic and Z. Zugaj

Formula: [HgCl₂(C₁₅H₁₁N₃)]

 

Bis(dihydrogen phosphato-O)[(1SR,4SR,8RS,11RS)-1,4,8,11-tetraazacyclotetradecane-⁴N]nickel(II)

S. N. Cherni, A. Driss, M. El Maaoui and T. Jouini

Formula: [Ni(H₂PO₄)₂(C₁₀H₂₄N₄)]

 

Investigations of Complexes of Copper(II) Chloride with Phenylpyrazoles

M. Malecka, M. J. Grabowski, T. A. Olszak, K. Kostka and M. Strawiak

Formula: [CuCl₂(C₁₅H₁₂N₂)₂], [CuCl₂(C₉H₈N₂)₂] and [CuCl₂(C₉H₈N₂)₂]

 

Bis(dimethylammonium) Pentachloroantimonate(III), on the Deformation of the Octahedral Coordination of Sb^III

M. Bujak and J. Zaleski

Formula: (C₂H₈N)₂[SbCl₅] at 85 and 295 K

 

(1,1'-Dimethyl-2,2'-biimidazole-N³,N^3')diiodoplatinum(II)

J. S. Casas, A. Castiñeiras, Y. Parajó, J. Sordo and J. M. Varela

Formula: [PtI₂(C₈H₁₀N₄)]

 

Platinum(II) Complexes of Piperazine (and Derivatives): cis-Diiodo(N-methylpiperazine-N,N')platinum(II)

A. Ciccarese, D. A. Clemente, F. P. Fanizzi, A. Marzotto and G. Valle

Formula: [PtI₂(C₅H₁₂N₂)]

 

Vanadyl Tetrakis(pentafluorophenyl)porphyrin Dichloromethane Solvate

H. Duval, V. Bulach, J. Fischer and R. Weiss

Formula: [VO(C₄₄H₈F₂₀N₄)].CH₂Cl₂

 

Metal Alkoxycarboxylate Complexes. II. Poly[diaquabis(3-hydroxypropionato)yttrium(III)] Bromide and catena-Poly[pentaaqua(3-hydroxypropionato)yttrium(III)] Bromide Chloride

J. T. Mague, A. W. Apblett and G. Todorova

Formula: [Y(C₃H₅O₃)₂(H₂O)₂]Br and [Y(C₃H₅O₃)(H₂O)₅](Br)Cl

 

Bis{(-acetato)[-bis(salicylidene)-1,3-propanediaminato]copper(II)}cadmium(II) Dioxane Solvate

F. Ercan, D. Ülkü, O. Atakol and F. N. Dinçer

Formula: [CdCu₂(C₂H₃O₂)₂(C₁₇H₁₆N₂O₂)₂].C₄H₈O₂

 

Di-n-butylbis(2-phenylquinazoline-4-thiolato-N³,S)tin(IV)

V. Vrábel, D. Oktavec, J. Sivý and I. Skacani

Formula: [Sn(C₄H₉)₂(C₁₄H₉N₂S)₂]

 

5-Deoxy-1,2-O-isopropylidene-5-C-triphenylstannyl--L-xylofuranose

H. Rufino, J. L. Wardell, J. N. Low, R. Falconer and G. Ferguson

Formula: [Sn(C₆H₅)₃(C₈H₁₃O₄)]

 

Pb(NO₃)₂(EO3), where EO3 is Triethylene Glycol

K. Lashgari, M. Kritikos, K. Lashgari and G. Westin

Formula: [Pb(NO₃)₂(C₆H₁₄O₄)]

 

Di--oxo-bis[bis(bipyridine-N,N')manganese(III, IV)] Triperchlorate Bis(nitrobenzene) Hemihydrate

C. Wilson, F. K. Larsen and B. N. Figgis

Formula: [Mn₂O₂(C₁₀H₈N₂)₄](ClO₄)₃.2C₆H₅NO₂.0.5H₂O

 

N-HN, N-HO and N-H_CO Hydrogen Bonding in [N,N-Bis(2-aminoethyl)-2-aminoethyl]ammonium Tetracarbonylcobaltate(1-)

J. C. Mareque Rivas and L. Brammer

Formula: (C₆H₁₉N₄)[Co(CO)₄]

 

catena-Poly[[tetrakis(imidazole-N³)copper(II)]--(dichromato-O:O')]

L. Pan, N. Zheng, X. Zhou, Y. Wu, Q. Wu and X. Jin

Formula: [CuCr₂O₇(C₃H₄N₂)₄]

 

Bis[tris(1,2-ethandiamin)cadmium]-tetraiodocadmat-diiodid

C. Wieczorrek and K.-F. Tebbe

Formula: [Cd(C₂H₈N₂)₃]₂[CdI₄]I₂

 

Tris(3-methyl-2,4-pentanedionato-O,O')cobalt(III)

B. F. Abrahams, B. F. Hoskins, D. W. McFadyen and L. C. Perrin

Formula: Two crystalline forms of [Co(C₆H₉O₂)₃]

 

Bis[bis(ethylenediamine-N,N')(_N,S-thiocyanato)nickel(II)] Bis(hexafluorophosphate)

M. James, H. Kawaguchi, K. Tatsumi and T. W. Hambley

Formula: [Ni₂(NCS)₂(C₂H₈N₂)₄](PF₆)₂

 

Bis(dimethylammonium) Hexachlorotellurate(IV)

H. Ishida and S. Kashino

Formula: (C₂H₈N)₂[TeCl₆]

 

A 1,10-Phenanthroline-Ligated closo-Ruthenaundecaborane: [(C₁₂H₈N₂)RuB₁₀H₈(OC₂H₅)₂]

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

Formula: [Ru(C₄H₁₈B₁₀O₂)(C₁₂H₈N₂)]

 

A Hetero-Tribridged Dinuclear Molybdenum Compound [Bu₄N][Mo₂(CO)₆(p-Cl-C₆H₄ S)₂Br]

G. Pan, B. Zhuang and J. Chen

Formula: (C₁₆H₃₆N)[Mo₂Br(C₆H₄ClS)₂(CO)₆]

 

Hexakis(imidazole-N³)nickel(II) Carbonate Pentahydrate

V. Povse, M. Perec, R. Baggio and M. T. Garland

Formula: [Ni(C₃H₄N₂)₆]CO₃.5H₂O

 

[CuL₂][ClO₄] and [AgL₂][BF₄], where L = 6,6'-Dibromo-2,2'-bipyridine

M. D. Ward, S. M. Couchman and J. C. Jeffery

Formula: [Cu(C₁₀H₆Br₂N₂)₂]ClO₄ and [Ag(C₁₀H₆Br₂N₂)₂]BF₄

 

Aquabis(2,3-butanedione dioximato-N,N')(cyclopentyl)cobalt(III)

Y. Chen, H.-L. Chen, C.-Y. Duan and Y.-J. Liu

Formula: [Co(C₄H₆N₂O₂)(C₅H₉)(C₄H₈N₂O₂)(H₂O)]

 

exo-and endo-Tricarbonyl[(4b,5,6,7,8,8a-)-cis-N-methyl-2,3,4,4a,9,9a-hexahydro-1H-carbazole]chromium(0)

F. C. Pigge, N. P. Rath and S. Fang

Formula: exo- and endo-[Cr(C₁₃H₁₇N)(CO)₃]

 

A New Ni(dmit)₂ Salt with a Paramagnetic Cation: [Cu(bpy)₃][Ni(C₃S₅)₂]₂

C. Faulmann, Y. S. J. Veldhuizen, J. G. Haasnoot, J. Reedijk and P. Cassoux

Formula: [Cu(C₁₀H₈N₂)₃][Ni(C₃S₅)₂]₂

 

Redetermination of the Germanium Dichloride Complex with 1,4-Dioxane at 173K

M. K. Denk, M. Khan, A. J. Lough and K. Shuchi

Formula: GeCl₂.C₄H₈O₂

 

Tetrakis(tetramethylammonium) Dihydrogendecavanadate Acetic Acid 2.8-Hydrate, [N(CH₃)₄]₄[H₂V₁₀O₂₈].CH₃COOH.2.8H₂O

B. Pecquenard, P. Y. Zavalij and M. S. Whittingham

Formula: (C₄H₁₂N)₄[H₂V₁₀O₂₈].C₂H₄O₂.2.8H₂O

 

An Exopolyhedral Cyclized Platinaundecaborane: [(PPh₃)(PhCOS)PtB₁₀H₉(PPh₃)].1.5CHCl₃

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

Formula: C₄₃H₄₄B_{10 O}P₂PtS.1.5CHCl₃

 

[N-(3-Aminopropyl)-N-methyl-1,3-propanediamine-³N]dichlorocopper(II)

A. K. McCasland, N. W. Alcock and D. H. Busch

Formula: [CuCl₂(C₇H₁₉N₃)]

 

3-Ferrocenyl-6-nitro-2-phenylquinoxaline: Cyclic Centrosymmetric Dimers Depending on both C-HO Hydrogen Bonds and - Stacking Interactions

S. Z. Ahmed, G. Ferguson and C. Glidewell

Formula: [Fe(C₅H₅)(C₁₉H₁₂N₃O₂)]

 

Polymeric Chloro(triphenyl trithiophosphite)copper(I)

P. G. Jones, A. K. Fischer, L. Frolova and R. Schmutzler

Formula: [CuCl(C₁₈H₁₅PS₃)]

 

Iodo(phthalocyaninato)vanadium(III)

K. Ejsmont and R. Kubiak

Formula: [VI(C₃₂H₁₆N₈)]

 

Barium Terephthalate, a Three-Dimensional Coordination Polymer with 7:7 Cation-Anion Connectivity

S. M. F. Lo, S. S. Y. Chui and I. D. Williams

Formula: [Ba(C₈H₄O₄)]

 

Aqua(4,4'-dimethyl-2,2'-bipyridine-N,N')(malonato-O,O')copper(II) Dihydrate

L. Gasque, R. Moreno-Esparza, E. Mollins, J. L. Briansó-Penalva, L. Ruiz-Ramírez and G. Medina-Dickinson

Formula: [Cu(C₃H₂O₄)(C₁₂H₁₂N₂)(H₂O)].2H₂O

 

Bis(triethylsulfonium) Tetraiodomercurate(II)

L. Bengtsson-Kloo, J. Berglund, H. Stegemann, C. Svensson and P. H. Svensson

Formula: (C₆H₁₅S)₂[HgI₄]

 

Aqua(diethylenetriamine)(isonicotinato)copper(II) Hexafluorophosphate

F.-M. Nie, Z.-M. Wang, Y.-M. Li, Y.-F. Zhao and C.-H. Yan

Formula: [Cu(C₆H₄NO₂)(C₄H₁₃N₃)(H₂O)]PF₆

organic compounds

 

trans-7,7-Diphenyl-7-silabicyclo[3.3.0]octan-3-one p-Tosylhydrazone Tetrahydrofuran Solvate

C. Boss, H. Stoeckli-Evans and R. Keese

Formula: C₂₆H₂₈N₂O₂SSi.C₄H₈O

 

Diethyl N,N'-(Naphthalene-1,8-diyl)dioxamate

G. Francese, A. Neels, H. Stoeckli-Evans and S. Decurtins

Formula: C₁₈H₁₈N₂O₆

 

2'-Deoxy-3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2'-C-(2-trimethylsilylethynyl)-D-adenosine

R. Buff, H. Stoeckli-Evans and J. Hunziker

Formula: C₂₇H₄₇N₅O₄Si₃

 

2-Methoxynaphthalene at 173K

M. Bolte and C. Bauch

Formula: C₁₁H₁₀O

 

Bromo(ethyl)hydridobis(3,4-dimethylpyridine-N)silicon Bromide at 173K

K. Hensen, M. Kettner and M. Bolte

Formula: C₁₆H₂₄BrN₂Si⁺.Br^-

 

2,3-Dihydronaphto[2,3-b][1,4]dioxine

S. N. Cherni, A. Haloui, A. Driss and F. Meganem

Formula: C₁₂H₁₀O₂

 

Monoprotonated o-Phenylenediamine Dihydrogenphosphate

B. Trojette, A. A. Hajem, A. Driss and T. Jouini

Formula: C₆H₉N₂⁺.H₂PO₄^-

 

trans-2,2'-Dichloro-4,4'-dimethylazobenzene

A. Crispini, M. Ghedini and D. Pucci

Formula: C₁₄H₁₂Cl₂N₂

 

1,2-Dimethylpyrido[1,2-a]benzimidazole-4-carbonitrile

G. E. H. Elgemeie, N. H. Metwally and P. G. Jones

Formula: C₁₄H₁₁N₃

 

Two Organic Diselenides: Dimesityl Diselenide and Bis(2,4,6-triisopropylphenyl) Diselenide

J. Jeske, A. Martens-von Salzen, W.-W. du Mont and P. G. Jones

Formula: C₁₈H₂₂Se₂ and C₃₀H₄₆Se₂

 

Salts of the Bis(catecholato)borate Anion with Organic Cations

W. Clegg, A. J. Scott, F. J. Lawlor, N. C. Norman, T. B. Marder, C. Dai and P. Nguyen

Formula: Six organic salts of C₁₂H₈BO₄^-

 

An Oxidatively Coupled Dimer of Paracetamol

W. Clegg, S. J. Teat, K. V. R. Prasad, R. I. Ristic, D. B. Sheen, E. A. Shepherd, J. N. Sherwood and R. M. Vrcelj

Formula: C₁₆H₁₆N₂O₄.H₂O

 

Quinoline-4-carboxylic Acid

A. J. Dobson and R. E. Gerkin

Formula: C₁₀H₇NO₂

 

1-(o-Tolylmethyl)naphthalene-2-carboxylic Acid

R. E. Gerkin

Formula: C₁₉H₁₆O₂

 

Hydrogen-Bonded Trimers in 4,4'-Dimethylbiphenyl-2,2'-dicarboxylic Acid

R. E. Gerkin

Formula: C₁₆H₁₄O₄

 

9H-Fluorene-2-carboxaldehyde

A. J. Dobson and R. E. Gerkin

Formula: C₁₄H₁₀O

 

3,6-Dichlorophthalic Anhydride

D. Britton

Formula: C₈H₂Cl₂O₃

 

17,17-Ethylenedioxyandrost-4-ene-3,6-dione and 17,17-Ethylenedioxyandrosta-1,4-diene-3,6-dione

A. Anthony, M. Jaskolski, A. Nangia and G. R. Desiraju

Formula: C₂₁H₂₈O₄ and C₂₁H₂₆O₄

 

5-Androstan-3,17-dione

A. Anthony, M. Jaskolski, A. Nangia and G. R. Desiraju

Formula: C₁₉H₂₈O₂

 

2,9-Dimethyl-1,10-phenanthroline Dihydrate

S. Baggio, R. Baggio and A. W. Mombrú

Formula: C₁₄H₁₂N₂.2H₂O

 

5-R-3H-1,2-Dithiole-3-thione (R = Ethylthio and Methylthio)

R. Baggio, L. L. Aimar, R. H. de Rossi and L. Suescun

Formula: C₅H₆S₄ and C₄H₄S₄

 

Thiabendazolium Nitrate, an Anthelmintic Compound

S. Murugesan, P. Prabakaran and P. T. Muthiah

Formula: C₁₀H₈N₃S⁺.NO₃^-

 

9-(Carboxymethyl)-6-chloropurine Ethyl Ester

G. Sood, C. H. Schwalbe and W. Fraser

Formula: C₉H₉ClN₄O₂

 

4'-(Dimethylamino)-2-nitroazobenzene

D.-C. Zhang, L.-Q. Ge, Z.-H. Fei, Y.-Q. Zhang and K.-B. Yu

Formula: C₁₄H₁₄N₄O₂

 

Three Isostructural Furosemide Prodrugs

L. Suescun, R. A. Mariezcurrena, A. W. Mombrú, O. A. González, E. Manta and C. Prandi

Formula: C₁₈H₂₁ClN₂O₇S, C₁₇H₁₉ClN₂O₇S and C₁₇H₁₉ClN₂O₇S

 

The Antifungal Agent 8-Ethyl-5,8-dihydro-5-oxo-2-(1-pyrrolidinyl)pyrido[2,3-d]pyrimidine-6-carboxylic Acid (Piromidic Acid)

H. Song, H.-S. Shin, K.-I. Park and S.-I. Cho

Formula: C₁₄H₁₆N₄O₃

 

Structure and Conformation of Photosynthetic Pigments and Related Compounds. XI. 5,10,15,20-Tetrabutylbacteriochlorin

M. O. Senge and S. Runge

Formula: C₃₆H₅₀N₄

 

o-Nitrobenzaldehyde Isonicotinoylhydrazone

S.-H. Liu, X.-F. Chen, Y.-H. Xu, X.-Z. You, W. Chen and Z. Arifin

Formula: C₁₃H₁₀N₄O₃

 

Two Macrocyclic Azacrown Ethers

A. Forni

Formula: C₃₀H₃₄N₂O₂ and C₆₀H₆₈N₄O₄.2CH₂Cl₂

 

1,2-Bis(2-pyridylformimidoyl)hydrazine

J. A. Armstrong, J. C. Barnes and T. J. R. Weakley

Formula: C₁₂H₁₂N₆

 

1,9a-Epoxy-1,2,3,4,4a,4b,5,8,8a,9a-decahydro-2-methyl-4-nitro-5,8-methano-9H-fluoren-9-one

H.-K. Fun, K. Chinnakali, N. K. Hazra, D. Mal, G. D. Nigam and I. A. Razak

Formula: C₁₅H₁₇NO₄

 

2-(2-Hydroxybenzylidene)-1-(2-picoloyl)hydrazine Hemihydrate

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

Formula: C₁₃H₁₁N₃O₂.0.5H₂O

 

Investigation of Three Stilbene Derivatives by X-ray Crystallography and NMR Spectroscopy

R. Stomberg, S. Li, K. Lundquist and B. Albinsson

Formula: C₁₇H₁₈O₄, C₁₉H₂₀O₅ and C₁₇H₁₈O₄

 

An Unexpected Product of an Indium-Mediated Carbon-Carbon Coupling: 2-(1-Phenyl-1,3-butadien-2-yl)benzoic Acid

J. T. Mague, X.-G. Hua and C.-J. Li

Formula: C₁₇H₁₄O₂

 

Classical Packing and Stacking in 6-Phenyl-5-azauracil

P. R. Lowe and C. H. Schwalbe

Formula: C₉H₇N₃O₂

 

Highly Strained C-C Bonds: 3-(1'-Hydroxy-4'-isopropyl-2',2'-dimethyl-1',2'-dihydrobenzocyclobuten-1'-yl)-3-methyl-2-butanone Ethylene Acetal, (I), and (3S^*,1'S^*)-3-Acetoxy-2-(1'-hydroxy-1',2'-dihydrobenzocyclobuten-1'-yl)-2-methylpentane, (II)

K. Iida, E. Kawata, K. Komada, M. Saito, S. Kumakura and M. Yoshioka

Formula: C₂₀H₃₀O₃ and C₁₆H₂₂O₃

 

A Cytosine and Tryptophan Hybrid Dipeptide: Cytosinyl-L-tryptophan-Water (2/6)

M. Doi, M. Tarui, M. Ogata, A. Asano and T. Ishida

Formula: 2C₁₈H₁₉N₅O₄.6H₂O

 

A Dinitrobenzoate Derivative of an -Methoxy--hydroxysilane

G. Baudoux, B. Norberg, J. Bousbaa, A. Krief and G. Evrard

Formula: C₂₁H₂₆N₂O₇Si

 

1,4-Dihydro-1-methyl-4-nitriminopyridine Dihydrate

M. Bujak, K. Ejsmont, J. Kyziol, Z. Daszkiewicz and J. Zaleski

Formula: C₆H₇N₃O₂.2H₂O

 

Brucinium Hydrogen Fumarate Sesquihydrate and Brucinium Hydrogen Maleate

F. J. J. Dijksma, R. O. Gould, S. Parsons and M. D. Walkinshaw

Formula: C₂₃H₂₇N₂O₄.C₄H₃O₄.3/2H₂O and C₂₃H₂₇N₂O₄.C₄H₃O₄

 

Ethyl 3-Hydroxybenzo[b]furan-2-carboxylate

R. O. Gould, M. F. Guest, J.-O. Joswig, M. H. Palmer and S. Parsons

Formula: C₁₁H₁₀O₄

 

4'-Methylaminoavarone from Dysidea avara

R. Puliti, S. De Rosa and C. A. Mattia

Formula: C₂₂H₃₁NO₂

 

tert-Butyl 3-[4-(2-Bromoethoxy)-3-chlorophenyl]-5-methylisoxazole-4-carboxylate

L. Dupont, M. Kohl and R. Lejeune

Formula: C₁₇H₁₉BrClNO₄

 

1-(-D-Ribofuranosyl)-6-propylcytosine

K. B. Birnbaum, D. Shugar and K. Felczak

Formula: C₁₂H₁₉N₃O₅

 

1-tert-Butyl-9-methoxy-4-methyl-1,2,3,4-tetrahydro-2-azafluoren-3-one, a Novel Fluorenone

S. García-Granda, R. Santiago-García, S. B. Sanni, A. Suárez-Sobrino and J. Santamaría

Formula: C₁₈H₂₃NO₂

 

(3R,12R)-4,7,7,12-Tétraméthyl-2-oxatricyclo[6,4,0,0^4,9]dodécane-3,12-diol. Produit de Réarrangement d'un Diépoxyde d'-cis-Himachalène

A. Chiaroni, C. Riche, E. Lassaba et A. Benharref

Formula: C₁₅H₂₆O₃

 

Structure-Activity Relationships in 16- and 17-Substituted 5-Androstenes: 3-Acetoxy-17-picolyl-5-androsten-16-one

D. Lazar, S. Stankovic, M. Sakac, K. Penov-Gasic, R. Kovacevic, L. Medic-Mijacevic and T. Pilati

Formula: C₂₇H₃₅NO₃

 

Two 1-(Arylacetyl)-2-(aminomethyl)piperidine Derivatives, a Novel Class of Highly Selective -Opioid Analgesics

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

Formula: C₁₈H₂₅Cl₂N₂O⁺.Cl^-.H₂O and C₁₉H₂₇Cl₂N₂O⁺.Cl^-

 

(4-Methoxyphenyl)diphenylmethanol, an Unusual Tetramer Containing a D[R] Pattern of Hydrogen Bonds, and Tris(2-methoxyphenyl)methanol

I. L. J. Patterson, C. Glidewell and G. Ferguson

Formula: C₂₀H₁₈O₂ and C₂₂H₂₂O₄

 

2,4,6-Halogeno-Aniline Derivatives

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

Formula: C₆H₄Br₂ClN, C₈H₆BrCl₂NO and C₇H₄BrF₂NO

 

(-)-Tetrahydropalmatine Monohydrate

P. Luger, M. Weber, N. X. Dung, L. D. Moi, T. T. Khoi and D. L. Phuong

Formula: C₂₁H₂₅NO₄.H₂O

 

Methylxanthines. II. Anhydrous Theobromine

K. A. Ford, Y. Ebisuzaki and P. D. Boyle

Formula: C₇H₈N₄O₂

 

Complexe de Tétracyanoquinodiméthane et 4-Amino-3,5-bis(2-pyridyle)-1,2,4-triazole (TCNQ:abpt)

B. Mernari, M. El Azhar, H. El Attari, M. Lagrenée et M. Pierrot

Formula: C₁₂H₄N₄.C₁₂H₁₀N₆

 

1-(5-Methanesulfinyl-2,2,6-trimethyl-3a,3b,4,5,6,8a-hexahydro-1,3,8-trioxacyclopenta[a]inden-5-yl)hexan-1-ol

S. Yonezawa, M. Leblanc, A. Guesdon and C. Alexandre

Formula: C₁₉H₃₂O₅S

 

N⁴,5-Dimethyl-2'-deoxycytidine

G. F. Audette, S. V. P. Kumar, S. V. Gupta and J. W. Quail

Formula: C₁₁H₁₇N₃O₄

 

Epiclusianone: a New Natural Product Derivative of Bicyclo[3.3.1]nonane-2,4,9-trione

M. H. Santos, N. L. Speziali, T. J. Nagem and T. T. Oliveira

Formula: C₃₃H₄₂O₄

 

-1-N-Ureido-D-glucopyranose

J. T. Blank, S. Z. Janicki and P. A. Petillo

Formula: C₇H₁₄N₂O₆

 

2,5-Diethoxy-1,4-bis(3,4-ethylenedioxy-2-thienyl)benzene and its Tetrahydrofuran 0.33-Solvate

K. A. Abboud, D. J. Irvin and J. R. Reynolds

Formula: C₂₂H₂₂O₆S₂ and C₂₂H₂₂O₆S₂.1/3C₄H₈O

 

1,1-Diamino-2,2-dinitroethylene: a Novel Energetic Material with Infinite Layers in Two Dimensions

U. Bemm and H. Östmark

Formula: C₂H₄N₄O₄

 

(3RS,4RS)-2-Methyl-3,4-diphenyl-5-hexen-3-ol

R. Sjöholm and R. Sillanpää

Formula: C₁₉H₂₂O

 

4-Hydroxy-2-methyl-N-(5-methyl-1,3-thiazol-2-yl)-2H-1,2-benzothiazine-3-carboxamide 1,1-Dioxide

G. F. Fabiola, V. Pattabhi, S. G. Manjunatha, G. V. Rao and K. Nagarajan

Formula: C₁₄H₁₃N₃O₄S₂

 

Tetracyano-p-xylene

A. Arena, G. Bruno, M. Panzalorto, S. Patané, G. Saitta and R. Scopelliti

Formula: C₁₂H₆N₄

 

2'-(1,3-Dithiolan-2-ylidene)-4'-(1,3-dithiol-2-ylidene)spiro[1,3-dithiole-2,5'-(4'H-5',6'-dihydro-1',3'-dithiapentalene)], the Self-Condensation Product of an Extended Tetrathiafulvalene Derivative

C. Mézière, M. Sallé and M. Fourmigué

Formula: C₁₄H₁₀S₈

 

Dibromo[(Z)-2-bromo-2-(hydroxymethyl)vinyl](n-butyl)tellurium(IV)

J. Zukerman-Schpector, H. A. Stefani, D. deO. Silva, A. L. Braga, L. Dornelles, C. daC. Silveira and I. Caracelli

Formula: C₇H₁₃Br₃OTe

 

7-Methoxy-1-[1-(6-methoxy-2-naphthoyl)ethyl]-2-methyl-2,3-dihydro-1H-cyclopenta[a]naphthalen-3-one

J. Yu, Y. Hu, Q. Huang, K. Yu and S. Yang

Formula: C₂₉H₂₆O₄

 

Four N-Benzyl-Substituted 2-Ethyl-3-hydroxypyridin-4-ones

J. Burgess, J. Fawcett, D. R. Russell and E. Waltham

Formula: C₁₄H₁₅NO₂.H₂O, C₁₅H₁₇NO₂, C₁₄H₁₄FNO₂ and C₁₅H₁₄F₃NO₂.0.5H₂O

 

Tris{[tris(2-hydroxymethyl)methyl]ammonium} D-3-Phosphoglycerate at 150K and Tris(cyclohexylammonium) D-3-Phosphoglycerate Ethanol Solvate at 85K

L. B. Jerzykiewicz and T. Lis

Formula: 3C₄H₁₂NO₃⁺.C₃H₄O₇P^3- and 3C₆H₁₄N⁺.C₃H₄O₇P^3-.C₂H₆O

 

S-Benzylisothiouronium Chloride

J. Barker and H. R. Powell

Formula: C₈H₁₁N₂S⁺.Cl^-

 

17-Acetoxy-6-bromo-16-methylpregna-4,6-diene-3,20-dione

M. Soriano-García, S. Hernández-Ortega, E. Bratoeff, G. Flores and E. Ramírez

Formula: C₂₄H₃₁BrO₄

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