Acta Crystallographica Section C

Crystal Structure Communications

Volume 55, Part 6 (June 1999)

Cover illustration: Study of a diastereoisomeric dihydrothiophene derivative at 150 K, see Diánez, Estrada, López-Castro & Pérez-Garrido, pages 1020-1023. 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

cif-access (inorganic compounds)

 

Ammonium tetraoxoiodate(VII)

W. Levason and M. Webster

Synopsis: During the attempted crystal growth of periodate complexes of lanthanide elements, good quality crystals of ammonium iodate(VII) formed and were used to confirm the structure. The I-O distance was 1.772(3)Å, and the O-I-O angles were 108.4(1) (×4) and 111.6(2)° (×2).

Formula: (NH₄)[IO₄]

cif-access (metal-organic compounds)

 

Sodium 2,4-dichloro-5-nitrobenzoate dihydrate

A. D. Morales, H. Novoa de Armas, L. Xuárez Marill, R. Pellón Comdom and S. García-Granda

Synopsis: The Na⁺ ion is in a distorted octahedral enviroment, with four vertices being occupied by water O atoms and two by carboxylate O atoms. The structure is composed of discrete [C₆H₂Cl₂NO₂CO₂]^- anionic units, held together by intervening Na⁺ ions and two nobreak water molecules.

Formula: Na⁺C₇H₂Cl₂NO₄^-2H₂O

 

Sodium tris(1,4-dioxane) iodide

V. K. Belsky and V. I. Maslennikova

Synopsis: The sodium ion, located on a threefold axis, is surrounded by six centrosymmetric dioxane molecules octahedally, which link sodium ions to give a polymeric structure.

Formula: Na⁺3C₄H₈O₂I^-

 

A dinuclear nickel(II) complex with triethylenetetraaminehexaacetic acid

D.-F. Li, Z.-R. Liao and Y. Xiong

Synopsis: Numerous intra- and intermolecular hydrogen bonds exist in the title compound, hexaaquanickel(II) -triethylenetetraaminehexaacetato-bis[aquadinickel(II)], [Ni(H₂O)₆]^2+.[Ni₂(TTHA)(H₂O)₂]^2-.4H₂O. The [Ni(H₂O)₆]²⁺ cations are connected by hydrogen bonds to form a one-dimensional chain and the whole molecule forms an intricate three-dimensional network.

Formula: [Ni(H₂O)₆][Ni₂(C₁₈H₂₄N₄O₁₂)(H₂O)₂]4H₂O

 

Bis(3-acetylamino-1,2,4-triazole-O,N⁴)bis(nitrato-O)copper(II)

A. V. Virovets, D. Yu. Naumov, L. G. Lavrenova and M. B. Bushuev

Synopsis: The centrosymmetric title complex [CuL₂(NO₃)₂], where L is 3-acetylamino-1,2,4-triazole, has been investigated. The environment of the Cu atom is elongated octahedral.

Formula: [Cu(NO₃)₂(C₄H₆N₄O)₂]

 

cis-[1,2-Bis(diphenylphosphino)ethene]dichloropalladium(II) bis(trichloromethane) solvate

P. Juanatey, A. Suárez, M. López, J. M. Vila, J. M. Ortigueira and A. Fernández

Synopsis: In the title compound, the Pd atom is coordinated to cis-[Ph₂PC(H)=(H)CPPh₂] through the P atoms and to two Cl atoms in a slightly distorted square-planar arrangement, with the most noticeable distortion in the P-Pd-P angle of 86.10(4)°. The Pd-P and Pd-Cl bond lengths of 2.2291(8) and 2.3617(8)Å, respectively, are similar to the values found in related palladium(II) complexes.

Formula: [PdCl₂(C₂₆H₂₂P₂)]2CHCl₃

 

Triquinolinium hexanitratolanthate(III) monohydrate

Y. Cui, F. Zheng, J. Chen and J. Huang

Synopsis: In the title compound, the La^III ion is 12-coordinate, surrounded by six bidentate nitrate groups, with La-O bond lengths ranging from 2.627(2) to 2.706(2)Å. Hydrogen bonding between the lattice water molecule and the nitrate O atoms forms a one-dimensional zigzag chain.

Formula: (C₉H₈N)₃[La(NO₃)₆]H₂O

cif-access (organic compounds)

 

1,1'-Dimethyl-2,2'-biimidazole

B. Therrien and A. L. Beauchamp

Synopsis: In the title compound, the two rings are approximately coplanar. The molecule lies on a crystallographic inversion center and adopts the anti conformation, keeping the methyl groups apart.

Formula: C₈H₁₀N₄

 

Cyclopropanation reactions on -cis-himachalene and a -himachalene

A. Auhmani, E. Kossareva, E. Lassaba, M. Réglier, M. Pierrot and A. Benharref

Synopsis: The crystallographic structures of 3,4-dibromomethano-3,5,5-trimethyldecahydro-1H-benzocycloheptene-9,1^'-spiro(2^',2^'-dibromocyclopropane), C₁₇H₂₄Br₄, (3), 3,4-dichloromethano-3,5,5-trimethyldecahydro-1H-benzocycloheptene-9,1^'-spiro(2^',2^'-dichlorocyclopropane), C₁₇H₂₄Cl₄, (4), and 9,9a-dichloromethano-3,5,5,9-tetramethyl-1,4a,5,6,7,8,9,9a-octahydro-2H-benzocycloheptene, C₁₆H₂₄Cl₂, (5), resulting from cyclopropanation reactions of the C=C double bonds of -cis-himachalene and -himachalene, are reported.

Formula: C₁₇H₂₄Br₄, C₁₇H₂₄Cl₄ and C₁₆H₂₄Cl₂

 

[2-Hydroxy-(1S,2R)-1,2-bis(4-methoxyphenyl)ethyl]ammonium L-tartrate hydrate

L. Jian, D. Chen, Y. Jiang, K. Yu and A. S. C. Chan

Synopsis: In the title compound, the ammonium cation is connected to tartrate anions and water molecules through O-HO and N-HO hydrogen bonds. As a whole, the structure is stabilized by numerous hydrogen bonds.

Formula: C₁₆H₂₀NO₃⁺C₄H₅O₆^-H₂O

 

DL-Aminophenylacetic acid

B. Dalhus and C. H. Görbitz

Synopsis: The racemate DL-aminophenylacetic acid (DL-2-amino-2-phenylethanoic acid) crystallizes in space group P2₁/c. The crystal is divided into distinct hydrophilic and hydrophobic layers. The structure is part of an ongoing program to provide accurate H-atom positions in crystal structures of hydrophobic amino acids [Dalhus & Görbitz (1999a). Acta Cryst. C55. In the press].

Formula: C₈H₉NO₂

 

8-Chloro-11-(4-methylpiperazin-1-yl)dibenzo[b,f]-1,4-selenazepine

L. Dupont, B. Pignon and L. Christiaens

Synopsis: The title compound is an original potential drug analogue of clozapine (C₁₈H₁₉ClN₄), a well known atypical antipsychotic compound. The crystal structure is isostructural with that of C₁₈H₁₈ClN₃S published previously. The selenoazepine ring adopts a boat conformation and the piperazine ring has a normal chair conformation.

Formula: C₁₈H₁₈ClN₃Se

 

Analogues of anacardic acids: 6-(cyclohexylmethyl)salicylic acid and 6-(2-cyclohexylethyl)salicylic acid

S. A. Bourne, I. R. Green and F. E. Tocoli

Synopsis: The title compounds, C₁₄H₁₈O₃, (1), and C₁₅H₂₀O₃, (2), are in monoclinic space groups C2/c and P2₁/c, respectively. The cyclohexane ring adopts a chair conformation in both cases. The plane of the central four atoms makes an angle of 87.1(1)° with the phenyl ring in (1) and and angle of 51.3(1)° in (2). Both structures have an intra- and an intermolecular hydrogen bond.

Formula: C₁₄H₁₈O₃ and C₁₅H₂₀O₃

 

(2R,S_P)-2-Hydroxymethyl-1-phenylphospholane 1-oxide

J. Deng, Z. He, K. Yu, A. Mi and Y. Jiang

Synopsis: A single-crystal structure analysis of the new title compound reveals an intermolecular hydrogen bond between the 2-methylhydroxyl group and the P=O group.

Formula: C₁₁H₁₅O₂P

inorganic compounds

 

K₄Sb₂O₃ containing the Sb₂O₃^4- anion

M. Tillard, L. Monconduit, B. Traber and C. Belin

Synopsis: The title compound, tetrapotassium diantimony trioxide, crystallizes in the hexagonal space group P6₃mc. The structure consists of stacking of trigonal-pyramidal Sb₂O₃^4- anions along the c axis. The Sb-Sb bond length of 2.803(3)Å corresponds to a metal-metal single bond, while very short Sb-O bond lengths of 1.74(2)Å are characteristic of double bonds.

Formula: K₄Sb₂O₃

 

The lamellar double-hydroxide (LDH) compound with composition 3CaO^.Al₂O₃^.Ca(NO₃)₂^.10H₂O

G. Renaudin and M. François

Synopsis: The title compound, tetracalcium dialuminum dodecahydroxide dinitrate tetrahydrate, is a layered compound constituted by positively charged [Ca₄Al₂(OH)₁₂]²⁺ main layers and negatively charged [2NO₃^.4H₂O]^2- interlayers. The interlayer part of the structure is strongly disordered.

Formula: [Ca₄Al₂(OH)₁₂](NO₃)₂4H₂O

 

Triclinic sodium tungsten oxide, Na₅W₁₄O₄₄

S. T. Triantafyllou and P. C. Christidis

Synopsis: The structure of the title compound is built up of groups of four layers of WO₆ octahedra linked together through a layer of a different type consisting of isolated WO₅ trigonal bipyramids. The Na atoms are distributed in the hexagonal holes of these layers.

Formula: Na₅O₄₄W₁₄

 

-Mo₄O₁₁

H.-K. Fun, P. Yang, M. Sasaki, M. Inoue and H. Kadomatsu

Synopsis: The space group of the title compound, tetramolybdenum undecaoxide, has been confirmed to be Pna2₁. Three out of the four Mo atoms are each coordinated by six O atoms to form MoO₆ octahedra. The remaining Mo atom is coordinated by four O atoms to form an MoO₄ tetrahedron.

Formula: Mo₄O₁₁

 

RbMoO₂AsO₄

M. F. Zid and T. Jouini

Synopsis: The structure of rubidium molybdyl arsenate consists of AsO₄ tetrahedra and MoO₆ octahedra sharing corners to form a three-dimensional framework containing large tunnels, parallel to [110], where the Rb⁺ ions are located. RbMoO₂AsO₄ is isostructural with the phosphate KMoO₂PO₄. They both crystallize in the orthorhombic space group Fddd.

Formula: RbMoO₂AsO₄

 

A new modification of NaCoPO₄ with the zeolite ABW structure

A. M. Chippindale, A. R. Cowley, J. Chen, Q. Gao and R. Xu

Synopsis: A new polymorph of NaCoPO₄, sodium cobalt(II) phosphate, crystallizes with a monoclinic modification of the zeolite ABW structure. The five-coordinate Na⁺ cations reside within channels running through an open cobalt-phosphate framework constructed from four-, six- and eight-membered rings of alternating CoO₄ and PO₄ tetrahedra.

Formula: NaCoPO₄

metal-organic compounds

 

Dichloro[ferrocene-1,1'-diylbis(diphenylphosphine-P)]cobalt(II)

T.-J. Park, S. Huh, Y. Kim and M.-J. Jun

Formula: [CoCl₂(C₃₄H₂₈FeP₂)]

 

trans-Carbonyl[²-dihydrobis(pyrazol-1-yl-N²)borato]hydridobis(triphenylarsine)ruthenium(II) monohydrate

S. Huh, Y. Kim, S. Park, T.-J. Park and M.-J. Jun

Formula: [RuH(C₆H₈BN₄)(C₁₈H₁₅As)₂(CO)]H₂O

 

Di--chloro-bis{chloro[(4a,5,6,7,8,8a-⁶)-1,2,3,4-tetrahydronaphthalene]ruthenium(II)

M. Bown and M. A. Bennett

Formula: [Ru₂Cl₄(C₁₀H₁₂)₂]

 

Tetraphenylphosphonium tetrakis(1-methyl-1,2,3,4-tetrazole-5-thiolato-S)aurate(III) hemihydate

E. S. Lang, M. Dahmer and U. Abram

Formula: (C₂₄H₂₀P)[Au(C₂H₃N₄S)₄]0.5H₂O

 

A trimeric aluminium alkoxide: methoxyaluminium dichloride

T. Gelbrich, U. Dümichen and P. Jörchel

Formula: [Al₃Cl₆(CH₃O)₃]

 

Hexakis(imidazole-N³)nickel(II) oxydiacetate ethanol solvate

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

Formula: [Ni(C₃H₄N₂)₆](C₄H₄O₅)C₂H₆O

 

₃-Iodo-2:3:4³I-tri-₃-sulfido-1:2:3³S;1:2:4³S;1:3:4³S-sulfido-1S-tris(triphenylphosphine)-2P,3P,4P-trisilvertungsten-triphenylphosphine sulfide (1/1)

Q.-H. Jin, X.-L. Xin, Y.-H. Deng and K.-B. Yu

Formula: [Ag₃WS₄I(C₁₈H₁₅P)₃]C₁₈H₁₅PS

 

Addition compounds of titanium tetrachloride with aromatic nitrogen bases

K. Hensen, A. Lemke and M. Bolte

Formula: [TiCl₄(C₇H₉N)₂], [TiCl₄(C₆H₇N)₂] and (C₄H₇N₂)₂[TiCl₅(C₄H₆N₂)][TiCl₆]_0.5

 

catena-Poly[[bis(-2,6-dimethylpiperidinido-N:N)dilithium]--(N,N,N',N'-tetramethylethylenediamine-N:N')]

W. Clegg, L. Horsburgh, S. A. Couper and R. E. Mulvey

Formula: [Li₂(C₇H₁₄N)₂(C₆H₁₆N₂)]

 

Dichlorobis(2-hydroxymethyl-1-methylimidazole-N³)zinc(II)

S.-P. Yang, L.-S. Long, X.-M. Chen and L.-N. Ji

Formula: [ZnCl₂(C₅H₈N₂O)₂]

 

Disodium 4,4'-difluoro-3,3'-carbonyldibenzenesulfonate hydrofluoride tetrahydrate

F. Wang, Y. Qi, T. Chen, Y. Xing, Y. Lin and J. Xu

Formula: 2Na⁺C₁₃H₆F₂O₇S₂^2-HF4H₂O

 

An oxamidato-bridged binuclear imidazole-copper(II) complex

C. Zhang, J. Sun, X. Kong and C. Zhao

Formula: [Cu₂(C₈H₁₆N₄O₂)(NO₃)₂(C₃H₄N₂)₂]

 

(2,2'-Bipyridyl-N,N')di-n-butyldichlorotin(IV)

J. Gill, H. Parge, C. J. Cardin, C. Tsiamis and C. Kavounis

Formula: [SnCl₂(C₄H₉)₂(C₁₀H₈N₂)]

 

Bis(2-methyl-8-quinolinolato-N,O)tin(II)

C. Kitamura, A. Yoneda, K. Sugiura and Y. Sakata

Formula: [Sn(C₁₀H₈NO)₂]

 

[CuCl(C₁₂H₉N₂O₅)(C₁₂H₁₀N₂O₅)(H₂O)]

M. Ruíz, R. Ortiz, L. Perelló and A. Castiñeiras

Formula: [CuCl(C₁₂H₉N₂O₅)(C₁₂H₁₀N₂O₅)(H₂O)]

 

Decacarbonyl(-hydrido)(-2-hydroxyethoxy)triosmium

W. K. Leong and M. W. Lum

Formula: [Os₃H(C₂H₅O₂)(CO)₁₀]

 

A monomeric and a dimeric copper(II) trigonelline adduct with chloride, and a dimeric copper(II) 1-methyl-2-pyrrolecarboxylate adduct with 3-methylpyridine

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

Formula: [CuCl₂(C₇H₇NO₂)₂], [Cu₂Cl₂(C₇H₇NO₂)₄]Cl₂8H₂Oand [Cu₂(C₆H₆NO₂)₄(C₆H₇N)₂]

 

Tris(2-pyridylmethyl)triazacyclododecane complexes of Fe^II and Cu^II

N. W. Alcock, D. Zhang and D. H. Busch

Formula: [Fe(C₂₇H₃₆N₆)][FeCl₄] and[Cu(C₂₇H₃₆N₆)](PF₆)₂0.5C₂H₃N

 

Triphenyltin N,N-dimethylthiocarbamoylacetate, triphenyltin N,N-pentamethylenecarbamoylthioacetate and cyclopentyldiphenyltin N,N-dimethylthiocarbamoylacetate

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

Formula: [Sn(C₆H₅)₃(C₅H₈NO₃S)], [Sn(C₆H₅)₃(C₈H₁₂NO₃S)]and [Sn(C₆H₅)₂(C₅H₉)(C₅H₈NO₃S)]

 

4,4'-Dimethyl-6,6'-bis(1-morpholiniomethyl)-2,2'-[1,2-ethanediylbis(nitrilomethylidene-N)]diphenolato-O,O'}copper(II) diperchlorate monohydrate

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

Formula: [Cu(C₂₈H₃₈N₄O₄)](ClO₄)₂H₂O

 

A neutral cobalt(II) complex of a Schiff base ligand containing mixed O₂S₂N₂ donors

H.-K. Fun, S. Shanmuga Sundara Raj, X.-H. Zhu, X.-F. Chen, J.-L. Zuo and X.-Z. You

Formula: [Co(C₃₂H₂₈N₄O₂S₄)]

 

Chloro(di-2-pyridyl-N-amine)(propionato-²O,O')copper(II) monohydrate

S. Youngme, K. Chinnakali, S. Chantrapromma and H.-K. Fun

Formula: [CuCl(C₃H₅O₂)(C₁₀H₉N₃)]H₂O

 

Diazidobis(1,10-phenanthroline-N,N')manganese(II)

Z. Shen, J.-L. Zuo, K. Chinnakali, H.-K. Fun and X.-Z. You

Formula: [Mn(N₃)₂(C₁₂H₈N₂)₂]

 

catena-Poly[[(2,2'-bipyridine)iron(II)]--oxalato]

H.-K. Fun, S. Shanmuga Sundara Raj, X. Fang, L.-M. Zheng and X.-Q. Xin

Formula: [Fe(C₂O₄)(C₁₀H₈N₂)]

 

Aminoguanidinium (ethylenediamine-N,N,N',N'-tetraacetato)antimonate(III) monohydrate

H.-K. Fun, S. Shanmuga Sundara Raj, I. A. Razak, A. B. Ilyukhin, R. L. Davidovich, J.-W. Huang, S.-Z. Hu and S. W. Ng

Formula: (CH₇N₄)[Sb(C₁₀H₁₂N₂O₈)]H₂O

 

Diclofenac interactions: tetrakis[-2-(2,6-dichloroanilino)phenylacetato]-1:2⁸O:O'-diacetone-1O,2O-dicopper(II)(Cu--Cu) acetaldehyde solvate

C. Castellari, G. Feroci and S. Ottani

Formula: [Cu₂(C₁₄H₁₀Cl₂NO₂)₄(C₃H₆O)₂]C₂H₄O

 

Disodium hexaaquacobalt(II) bis[dihydrogen 1,2,4,5-benzenetetracarboxylate(2 -)] tetrahydrate

L. Karanovic, D. Poleti, G. A. Bogdanovic and A. Spasojevic-de Biré

Formula: Na₂[Co(H₂O)₆](C₁₀H₄O₈)₂4H₂O

 

The red form of [Re(phen)(CO)₃(H₂O)]CF₃SO₃^.H₂O

W. B. Connick, A. J. Di Bilio, W. P. Schaeffer and H. B. Gray

Formula: [Re(C₁₂H₈N₂)(CO)₃(H₂O)]CF₃SO₃H₂O

 

Dibenzylbis(tert-butylimido)molybdenum(VI), containing both ¹- and ²-benzyl ligands

W. Clegg, M. R. J. Elsegood, P. W. Dyer, V. C. Gibson and E. L. Marshall

Formula: [Mo(C₇H₇)₂(C₄H₉N)₂]

 

Dipotassium naphthalene-1,8-dicarboxylate-potassium bicarbonate

L. J. Fitzgerald and R. E. Gerkin

Formula: 3K⁺C₁₂H₆O₄^2-HCO₃^-

 

(C₂H₁₀N₂)[Co(H₂O)₆](HPO₄)₂: a supramolecular three-dimensional hydrogen-bonding network

Y. Shan and S. D. Huang

Formula: (C₂H₁₀N₂)[Co(H₂O)₆](HPO₄)₂

 

[-Bis(salicylidene)-1,3-propanediaminato]-copper(II)}dichlorozinc(II)

L. Tatar, O. Atakol, D. Ülkü and M. Aksu

Formula: [CuZnCl₂(C₁₇H₁₆N₂O₂)]

 

[-Bis(salicylidene)-1,3-propanediaminato]-(3-methylpyridine)copper(II)}diiodozinc(II)

F. Ercan, C. Arici, A. Akay, O. Atakol and D. Ülkü

Formula: [CuZnI₂(C₁₇H₁₆N₂O₂)(C₆H₇N)]

 

[-Bis(salicylidene)-1,3-propanediaminato]-bis(3,5-dimethylpyridine)nickel(II)}diiodozinc(II)

C. Arici, F. Ercan, O. Atakol, A. Akay and D. Ülkü

Formula: [NiZnI₂(C₁₇H₁₆N₂O₂)(C₇H₉N)₂]

 

[-Bis(salicylidene)-1,3-propanediaminato]-copper(II)}diiodozinc(II)

F. Ercan, C. Arici, D. Ülkü, O. Atakol and M. Aksu

Formula: [CuZnI₂(C₁₇H₁₆N₂O₂)]

 

Bromotricarbonyl(3,3'-dimethylene-2,2'-biquinoline)rhenium(I)

J. Guerrero, S. A. Moya, M. T. Garland and R. F. Baggio

Formula: [ReBr(C₂₀H₁₄N₂)(CO)₃]

organic compounds

 

Hydrogen bonding in quinolinium-4-carboxylate dihydrate

A. J. Dobson and R. E. Gerkin

Formula: C₁₀H₇NO₂2H₂O

 

Network of C-HO interactions in 1,2-naphthalenedicarboxylic anhydride

L. J. Fitzgerald and R. E. Gerkin

Formula: C₁₂H₁₆O₃

 

Ethylene bis(dimethyldithiocarbamate) and butane-1,4-diyl bis(dimethyldithiocarbamate)

F. Jian, D. Zhu, H.-K. Fun, K. Chinnakali, I. A. Razak and X. You

Formula: C₈H₁₆N₂S₄ and C₁₀H₂₀N₂S₄

 

p-Methoxybenzaldehyde isonicotinoylhydrazone monohydrate

S. Shanmuga Sundara Raj, H.-K. Fun, Z.-L. Lu, W. Xiao, Y.-X. Tong and B.-S. Kang

Formula: C₁₄H₁₃N₃O₂H₂O

 

2-Acetyl-6-phenyl-5,6,7,8-tetrahydro-1-naphthyl p-toluenesulfonate

K. Chinnakali, H.-K. Fun, K. Sriraghavan and V. T. Ramakrishnan

Formula: C₂₅H₂₄O₄S

 

9-Hydroxy-8-iodo-4-methyl-7,8,9,10-tetrahydrobenzo[h]coumarin

K. Chinnakali, H.-K. Fun, K. Sriraghavan and V. T. Ramakrishnan

Formula: C₁₄H₁₃IO₃

 

7-Methyl-3-(2-methylphenyl)-1,2,4-triazolo[3,4-b][1,3]benzothiazole, (I), and 7-methyl-3-(4-methylphenyl)-1,2,4-triazolo[3,4-b][1,3]benzothiazole, (II)

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

Formula: Two forms of C₁₆H₁₃N₃S

 

5-(2-Chlorophenyl)-4-phenyl-3,4-dihydro-2H-1,2,4-triazole-3-thione

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

Formula: C₁₄H₁₀ClN₃S

 

(R)-(+)-2-(4-Chlorophenoxy)propionic acid

H. O. Sørensen, A. Collet and S. Larsen

Formula: C₉H₉ClO₃

 

(S)-2-Amino-3-methyl-1-butanol (2S,3S)-hydrogen tartrate monohydrate

R. M. Bruun and S. Larsen

Formula: C₅H₁₄NO⁺C₄H₅O₆^-H₂O

 

1-D-3,4-Anhydro-1,2:5,6-di-O-isopropylidene-allo-inositol

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

Formula: C₁₂H₁₈O₅

 

N-(Isopropyl)norbornane-endo-2,3-dicarboximide

R. Yoshihara, H. Hosomi, H. Aoyama and S. Ohba

Formula: C₁₂H₁₇NO₂

 

Low-temperature structure of allyl silatrane

J. M. White and S. Jones

Formula: C₉H₁₇NO₃Si

 

Bis-lactim ethers of cyclic dipeptides. 1. Compounds derived from cyclo(Gly-L-Val)

M. Bolte, B. Benecke and E. Egert

Formula: C₂₁H₂₅N₃O₄, C₁₉H₂₇N₃O₆, C₁₄H₂₄N₂O₄ and C₁₆H₂₂N₂O₃

 

Bis-lactim ethers of cyclic dipeptides. 2. Benzyl-substituted compounds

M. Bolte, B. Benecke and E. Egert

Formula: C₂₀H₂₂N₂O₂, C₂₀H₂₂N₂O₂, C₂₀H₁₇F₅N₂O₂,C₂₀H₂₈N₂O₂ and C₂₄H₃₀N₂O₄

 

Unexpectedly produced 2-tert-butyl-5-(N,N-dimethylcarbamoyl)pyridine from 2-chloro-3-(N,N-dimethylcarbamoyl)pyridine with a tert-butyl Grignard reagent

Y. Mikata and R. Maesaki

Formula: C₁₂H₁₈N₂O

 

4-Methoxybenzaldehyde pentafluorophenylmethylidenehydrazone

M. Lewis, C. L. Barnes, B. A. Hathaway and R. Glaser

Formula: C₁₅H₉F₅N₂O

 

Naphthalene-2,3-dicarbaldehyde

D. Britton

Formula: C₁₂H₈O₂

 

Two new 2,3-substituted 5-norbornenes

J. Zukerman-Schpector, J. Gruber and F. F. Camilo

Formula: C₁₆H₁₈OS and C₁₅H₁₅NO₃S

 

trans-2,6-Bis(ethylamino)-2,4,4,6,8,8-hexapiperidinocyclo-2⁵,4⁵,6⁵,8⁵-tetraphosphazatetraene

T. Hökelek, E. Kiliç and Z. Kiliç

Formula: C₃₄H₇₂N₁₂P₄

 

2',3',5'-Tri-O-benzoylinosine

S. Kolappan and T. P. Seshadri

Formula: C₃₁H₂₄N₄O₈

 

1-Acetyl-5-(4-methoxyphenyl)-3-(4-methoxystyryl)-2-pyrazoline and 1-acetyl-5-(2-chlorophenyl)-3-(2-chlorostyryl)-2-pyrazoline

R. V. Krishnakumar, S. Natarajan, V. Vijayabaskar, S. Perumal and S. Selvaraj

Formula: C₂₁H₂₂N₂O₃ and C₁₉H₁₆Cl₂N₂O

 

Ethyl 1-(2-cyanoethyl)-3,5-dimethyl-1H-indole-2-carboxylate

T. N. Chandrakantha, Puttaraja. Puttaraja, M. K. Kokila and N. C. Shivaprakash

Formula: C₁₆H₁₈N₂O₂

 

Dimethyl oleana-13(18),15(16)-diene-3,28-diacetate

K. Bhattacharyya, T. Kar, P. K. Dutta, G. Bocelli and L. Righi

Formula: C₃₄H₅₂O₄

 

Uronium sulfate, [OHC(NH₂)₂]₂(SO₄)

T. Chen, S. Xiao, B. Zhong, C. L. Stern and D. E. Ellis

Formula: 2CH₅N₂O⁺SO₄^2-

 

Regioselectivity in dibenzobarrelene photorearrangements: photoproducts derived from 9-substituted-dibenzobarrelenes

M. Muneer, D. Ramaiah, E. S. Ajitkumar, M. C. Sajimon, N. P. Rath and M. V. George

Formula: C₃₁H₂₀O₃, C₃₂H₂₂O₃, C₃₀H₁₉NO₄ and C₃₄H₂₈O₂

 

Intermolecular N-HO and C-HO interactions form a two-dimensional network in (2S,4S,5R)-(-)-3,4-dimethyl-5-phenyl-2-(pyrrol-2-yl)-1,3-oxazolidine

J. F. Gallagher and L. M. Fitzsimons

Formula: C₁₅H₁₈N₂O

 

X-ray investigations of potential -blockers. IV

M. Domagala, A. J. Rybarczyk, T. A. Olszak and E. Brzezinska

Formula: C₁₃H₂₀NO₃⁺Cl^-H₂O

 

(2S,3S)- and (2R,3S)-2-[2-(benzyloxy)ethyl]-3-(6-chloro-9H-purin-9-yl)oxolane

G. Balayiannis, I. Argiris, D. Papaioannou and C. Kavounis

Formula: Two isomers of C₁₈H₁₉ClN₄O₂

 

(PMePh₃)(7,8-Et₂-7,8-nido-C₂B₉H₁₀)

R. Sillanpää, J. Pedrajas, C. Viñas, F. Teixidor and R. Kivekäs

Formula: C₁₉H₁₈P⁺C₆H₂₀B₉^-

 

(1R,2R,3S,4S,5S,6S)-exo-2-Cyano-exo-3-[(S)-1,2-dibenzyloxyethyl]-exo-5-iodobicyclo[2.2.1]heptane-endo-2,6-carbolactone

M. Alías, E. Buñuel, C. Cativiela, M. D. Díaz-de-Villegas and J. A. Gálvez

Formula: C₂₅H₂₄INO₄

 

An investigation of 2,4'-dihydroxy-3,3'-dimethoxy-5'-methylstilbene using X-ray crystallography and NMR spectroscopy

S. Li, K. Lundquist and R. Stomberg

Formula: C₁₇H₁₈O₄

 

5-Methyl-1H-tetrazole

Y. Ohno, Y. Akutsu, M. Arai, M. Tamura and T. Matsunaga

Formula: C₂H₄N₄

 

Crystallographic evidence for the electronic distribution in (2,4-cyclopentadien-1-ylidenehydrazono)triphenylphosphorane

F. Minutolo, S. R. Wilson and J. A. Katzenellenbogen

Formula: C₂₃H₁₉N₂P

 

The N-phenylamide of 2-cyano-5-phenylpent-2-en-4-ynoic acid

O. Ya. Borbulevych, I. R. Golding, A. B. Kharitonkin, O. V. Shishkin and Y. G. Gololobov

Formula: C₁₈H₁₂N₂O

 

Study of a diastereoisomeric dihydrothiophene derivative at 150K

M. J. Diánez, M. D. Estrada, A. López-Castro and S. Pérez-Garrido

Formula: C₄₁H₄₅N₃O₁₄S

 

N-tert-Butoxycarbonyl-N,N'-ethylene-bridged (S)-tyrosyl-(S)-tyrosine methyl ester

K. Yamato, H. Miyake, K. Hirotsu and Y. Kojima

Formula: C₂₆H₃₂N₂O₇

 

Absolute configuration of the active stereoisomer of new rice fungicide Carpropamid

M. Koketsu, S. Kagabu and M. Matsuoka

Formula: C₁₅H₁₈Cl₃NO

 

3-Ethyl-5-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthylmethylene)thiazolidine-2,4-dione

O. Bozdag-Dundar, B. Dundar, E. Buyukbingol and M. R. Caira

Formula: C₂₀H₂₅NO₂S

 

3-(2-Hydroxyphenylamino)-5,5-dimethylcyclohex-2-enone

H. Novoa de Armas, N. M. Blaton, O. M. Peeters, C. J. De Ranter, M. S. Navarro, Y. V. Reyes, E. O. Rodríguez and E. S. Solano

Formula: C₁₄H₁₇NO₂

 

Triterpenoide. XIV. [2,3-d]Isoxazoltriterpenderivate

A. Gzella, E. Linkowska, L. Zaprutko and U. Wrzeciono

Formula: C₃₂H₄₇NO₃ and C₃₁H₄₇NO₂

 

Dimorphism of 2,3,5,6-tetraphenylpyrazine

R. Bartnik, R. Faure and K. Gebicki

Formula: Two forms of C₂₈H₂₀N₂

 

A new orthorhombic phase of N,N'-diphenylguanidine

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

Formula: C₁₃H₁₃N₃

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