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Cover illustration: The molecular packing and unit cell of L-alanyl-L-methionine hemihydrate, viewed along the a axis. See Görbitz [Acta Cryst. (2003), C59, o730-o732]. |
Acta Cryst. (2003). C59, i117-i119 [ doi:10.1107/S0108270103021693 ] Twinned
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Acta Cryst. (2003). C59, i120-i124 [ doi:10.1107/S0108270103023321 ] Lithium and sodium yttrium orthosilicate oxyapatite, LiY9(SiO4)6O2 and NaY9(SiO4)6O2, at both 100 K and near room temperatureG. R. Redhammer and G. RothSynopsis: The structures of LiY9(SiO4)6O2 and NaY9(SiO4)6O2 have been determined from single-crystal X-ray diffraction data collected near room temperature and at 100 K. The structures are very similar to one another and to that of fluorine apatite. Formula: LiY9(SiO4)6O2 and NaY9(SiO4)6O2 Online 8 November 2003 |
Acta Cryst. (2003). C59, i125-i127 [ doi:10.1107/S0108270103024776 ] Partial Sn-atom ordering in Sm3Ga0.80-2.48Sn4.20-2.52Y. O. Tokaychuk, Y. E. Filinchuk, A. O. Fedorchuk and O. I. BodakSynopsis: The title compound crystallizes with a partially ordered Pu3Pd5-type structure in space group Cmcm. The 8f and 4c positions are statistically occupied by Ga and Sn atoms, while the 8g position is occupied overwhelmingly by Sn atoms. Formula: Sm3Ga1.89Sn3.11 Online 8 November 2003 |
Acta Cryst. (2003). C59, i128-i130 [ doi:10.1107/S0108270103021395 ] A ferroelectric barium titanate, BaTi2O5T. Kimura, T. Goto, H. Yamane, H. Iwata, T. Kajiwara and T. AkashiSynopsis: The crystal structure of a barium titanate that had been reported previously in the centrosymmetric space group C2/m was found to be non-centrosymmetric, with space group C2. The present results are in accordance with the recently observed ferroelectricity of this compound. Formula: BaTi2O5 Online 8 November 2003 |
Acta Cryst. (2003). C59, i131-i132 [ doi:10.1107/S0108270103024806 ] Lanthanum indium oxide from X-ray powder diffractionH. M. Park, H. J. Lee, S. H. Park and H. I. YooSynopsis: LaInO3, a promising ion conductor for a holistic solid oxide fuel cell, was synthesized by a solid-state reaction method. The structure was refined by the Rietveld method using X-ray powder diffraction data. The structure of LaInO3 is distorted by the in-phase and antiphase tilting of oxygen octahedra in the a+b-b- system of the InO6 polyhedra. Formula: LaInO3 Online 14 November 2003 |
Acta Cryst. (2003). C59, i133-i135 [ doi:10.1107/S0108270103023035 ] Vanadate garnet, Ca2NaMg2V3O12A. Nakatsuka, Y. Ikuta, A. Yoshiasa and K. IishiSynopsis: The structure of the vanadate garnet Ca2NaMg2V3O12 is characterized by (Ca,Na)O8 dodecahedra and MgO6 octahedra with unusually long shared edges. Formula: Ca2NaMg2V3O12 Online 30 November 2003 |
Acta Cryst. (2003). C59, i136-i138 [ doi:10.1107/S0108270103025769 ] Magnesium diiodide, MgI2M. A. Brogan, A. J. Blake, C. Wilson and D. H. GregorySynopsis: A single-crystal X-ray study has confirmed that MgI2 is isostructural with CdI2. Formula: MgI2 Online 30 November 2003 |
Acta Cryst. (2003). C59, i139-i140 [ doi:10.1107/S0108270103025277 ] Superstructure of
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![]() | Acta Cryst. (2003). C59, m499-m500 [ doi:10.1107/S010827010302362X ] (
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Acta Cryst. (2003). C59, m501-m504 [ doi:10.1107/S0108270103023618 ] Two bismuth oxalate hydrates and revision of their chemical formulaeU. KolitschSynopsis: The crystal structures of the two bismuth(III) oxalate hydrates [Bi2(C2O4)3(H2O)4]·4H2O and [Bi2(C2O4)3(H2O)4]·2H2O are both based on three-dimensional networks of nine-coordinated Bi atoms, connected by tetradentate oxalate groups. The ligand and `free' water molecules are located in channels and voids. Formula: [Bi2(C2O4)3(H2O)4]·2H2O and [Bi2(C2O4)3(H2O)4]·4H2O Online 8 November 2003 |
![]() | Acta Cryst. (2003). C59, m505-m508 [ doi:10.1107/S0108270103023175 ] Group 2 metal salts of pyromellitic acid: [Mg(H2O)6](C10H4O8) and [Ba(C10H4O8)(H2O)5]S. H. Dale, M. R. J. Elsegood and S. KainthFormula: [Mg(H2O)6](C10H4O8) and [Ba(C10H4O8)(H2O)5] Online 8 November 2003 |
![]() | Acta Cryst. (2003). C59, m509-m511 [ doi:10.1107/S0108270103023151 ] catena-Poly[potassium [copper(II)-
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![]() | Acta Cryst. (2003). C59, m512-m515 [ doi:10.1107/S0108270103021061 ] The effects of substitution on tetrakis(substituted imidazole)copper(II) trifluoromethanesulfonatesH.-Y. Wang, S.-J. Liu, R.-J. Wang and C.-C. SuFormula: [Cu(C4H6N2)4](CF3SO3)2 and [Cu(C6H10N2)4(H2O)](CF3SO3)2 Online 8 November 2003 |
![]() | Acta Cryst. (2003). C59, m516-m518 [ doi:10.1107/S0108270103024338 ] trans-Diaquabis(1H-imidazole-4,5-dicarboxylate-
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![]() | Acta Cryst. (2003). C59, m519-m522 [ doi:10.1107/S010827010302403X ] Di-
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![]() | Acta Cryst. (2003). C59, m523-m525 [ doi:10.1107/S0108270103023631 ] Bis(di-2-pyridylphosphinato-
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![]() | Acta Cryst. (2003). C59, m526-m529 [ doi:10.1107/S0108270103024272 ] Isomorphous dichloro- and dibromo(2-methyl-2-phenylpropyl)phenylstannane, both displaying the same intramolecular
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![]() | Acta Cryst. (2003). C59, m530-m532 [ doi:10.1107/S0108270103021516 ]
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![]() | Acta Cryst. (2003). C59, m533-m536 [ doi:10.1107/S0108270103023370 ] trans-Cyano(6-methyl-1,4,8,11-tetraazacyclotetradecan-6-amine)cobalt(III) bis(perchlorate) hydrate and trans-hydroxo(6-methyl-1,4,8,11-tetraazacyclotetradecan-6-amine)cobalt(III) bis(perchlorate)P. V. Bernhardt and B. P. MacphersonFormula: [Co(CN)(C11H27N5)](ClO4)2·H2O and [Co(OH)(C11H27N5)](ClO4)2 Online 14 November 2003 |
![]() | Acta Cryst. (2003). C59, m537-m539 [ doi:10.1107/S0108270103023709 ] Di-
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![]() | Acta Cryst. (2003). C59, m540-m542 [ doi:10.1107/S0108270103023643 ] {[Ca5(C8H4O4)5(H2O)9]·8H2O}n: the first crystallographically characterized non-transition metal salt of isophthalic acidS. H. Dale and M. R. J. ElsegoodFormula: [Ca5(C8H4O4)5(H2O)9]·8H2O Online 30 November 2003 |
![]() | Acta Cryst. (2003). C59, m543-m545 [ doi:10.1107/S0108270103025599 ] Alendronate zwitterions bind to calcium cations arranged in columnsD. Fernández, D. Vega and A. GoetaFormula: Ca2+·2C4H12NO7P2- Online 30 November 2003 |
![]() | Acta Cryst. (2003). C59, m546-m548 [ doi:10.1107/S0108270103025447 ] catena-Poly[[trans-bis(ethane-1,2-diamine-
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![]() | Acta Cryst. (2003). C59, m549-m551 [ doi:10.1107/S010827010302376X ] A magnesium-bis(diaryldiketiminate) complexA. R. Kennedy and F. S. MairFormula: [Mg(C23H29N2)2] Online 30 November 2003 |
![]() | Acta Cryst. (2003). C59, m552-m554 [ doi:10.1107/S010827010302585X ] Intermolecular interactions in N-(ferrocenylmethyl)anthracene-9-carboxamideJ. F. Gallagher, P. N. Kelly, P. T. M. Kenny and A. J. LoughFormula: [Fe(C5H5)(C21H16NO)] Online 30 November 2003 |
![]() | Acta Cryst. (2003). C59, m555-m557 [ doi:10.1107/S0108270103025678 ] Bis[(2,2-dimethyl-1,3-propanediamine-
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![]() | Acta Cryst. (2003). C59, m558-m560 [ doi:10.1107/S0108270103025836 ] [N,N'-Bis(3-aminopropyl)ethylenediamine-
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![]() | Acta Cryst. (2003). C59, m561-m564 [ doi:10.1107/S0108270103025691 ] Two new soluble iron-oxo complexes: [Fe2(
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![]() | Acta Cryst. (2003). C59, o659-o660 [ doi:10.1107/S0108270103022698 ] Dicyano{[(1S)-(1-phenylethyl)aziridin-2-yl]methanolato-
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![]() | Acta Cryst. (2003). C59, o661-o663 [ doi:10.1107/S0108270103023710 ] Head-to-head dimers in the zwitterion of 1-hydroxy-1-phosphono-3-(1-piperidino)propylidene-1-phosphonate (PHPBP)D. Fernández and D. VegaFormula: C8H19NO7P2 Online 8 November 2003 |
![]() | Acta Cryst. (2003). C59, o664-o665 [ doi:10.1107/S0108270103023655 ] Redetermination of sperminium tetrachlorideI. Pospieszna-Markiewicz and M. KubickiFormula: C10H30N44+·4Cl- Online 8 November 2003 |
![]() | Acta Cryst. (2003). C59, o666-o668 [ doi:10.1107/S0108270103023606 ] 2,2'-Methylenebis(3-hydroxy-5,5-dimethylcyclohex-2-en-1-one)J. N. Low, J. Cobo, S. Cruz, J. Quiroga and C. GlidewellFormula: C17H24O4 Online 8 November 2003 |
![]() | Acta Cryst. (2003). C59, o669-o671 [ doi:10.1107/S0108270103023333 ] 2-Aminobenzimidazolium O-ethyl malonate: eight independent N-H
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![]() | Acta Cryst. (2003). C59, o672-o675 [ doi:10.1107/S0108270103023230 ] Self-recognition in a flexible bis(pyrrole) Schiff base derivative: formation of a one-dimensional hydrogen-bonded polymerO. Q. Munro and G. L. CampFormula: C13H16N4 Online 8 November 2003 |
![]() | Acta Cryst. (2003). C59, o676-o678 [ doi:10.1107/S0108270103023205 ] Two biologically active thiophene-3-carboxamide derivativesVasu, K. A. Nirmala, A. R. Choudhury, S. Mohan, J. Saravanan and T. NarasimhamurthyFormula: C23H25N3OS and C25H27N3OS Online 8 November 2003 |
![]() | Acta Cryst. (2003). C59, o679-o681 [ doi:10.1107/S0108270103024545 ] (±)-cis-2-Methyl-4-oxocyclohexanecarboxylic acid: catemeric hydrogen bonding in a
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![]() | Acta Cryst. (2003). C59, o682-o684 [ doi:10.1107/S0108270103024077 ] Uncovering stereochemical relations in a compound with a stereogenic N-O axis: methyl 2-(4-methyl-2-thioxo-2,3-dihydrothiazol-3-yloxy)propanoateJ. Hartung, M. Schwarz, I. Svoboda and H. FuessFormula: C8H11NO3S2 Online 8 November 2003 |
![]() | Acta Cryst. (2003). C59, o685-o686 [ doi:10.1107/S0108270103024569 ] 2-Chloro-4,6-dimethoxy-1,3,5-triazineN. Fridman, M. Kapon and M. KaftoryFormula: C5H6ClN3O2 Online 8 November 2003 |
![]() | Acta Cryst. (2003). C59, o687-o689 [ doi:10.1107/S0108270103024570 ] Derivatives of 2,4-dimethoxy-1,3,5-triazineN. Fridman, M. Kapon and M. KaftoryFormula: C9H14N4O3, C12H13N3O4 and C18H15N3O4 Online 8 November 2003 |
![]() | Acta Cryst. (2003). C59, o690-o693 [ doi:10.1107/S0108270103024442 ] Two derivatives of 5-aminotetrazole: 5-amino-1-phenyltetrazole and 5-amino-1-(1-naphthyl)tetrazoleA. S. Lyakhov, A. N. Vorobiov, P. N. Gaponik, L. S. Ivashkevich, V. E. Matulis and O. A. IvashkevichFormula: C7H7N5 and C11H9N5 Online 14 November 2003 |
![]() | Acta Cryst. (2003). C59, o694-o695 [ doi:10.1107/S0108270103024867 ] Betainohydroxamic acid chlorideD. Matkovic-Calogovic, E. Besic, M. Birus and M. GabricevicFormula: C5H13N2O2+·Cl- Online 14 November 2003 |
![]() | Acta Cryst. (2003). C59, o696-o699 [ doi:10.1107/S0108270103025058 ] 2-Amino-6-(1-imidazolylmethyl)-4-(3,5,5-trimethyl-2-pyrazolin-1-yl)-1,3,5-triazine and 2-amino-6-(1-benzimidazolylmethyl)-4-(3,5,5-trimethyl-2-pyrazolin-1-yl)-1,3,5-triazine hemihydrateM. Gdaniec, F. Saczewski and Z. BrzozowskiFormula: C13H18N8 and C17H20N8·0.5H2O Online 14 November 2003 |
![]() | Acta Cryst. (2003). C59, o700-o702 [ doi:10.1107/S0108270103024673 ] Bis(2,5-dimethoxy-4-methylphenyl)methane and bis(2,5-dimethoxy-3,4,6-trimethylphenyl)methaneD. J. Wiedenfeld, V. N. Nesterov, M. A. Minton and D. R. GlassFormula: C19H24O4 and C23H32O4 Online 14 November 2003 |
![]() | Acta Cryst. (2003). C59, o703-o705 [ doi:10.1107/S0108270103023540 ] 3-(4-Chlorobenzoyl)-7-(N,N-dimethylamino)-1-phenylindolizine and 3-(2,4-dichlorobenzoyl)-7-(N,N-dimethylamino)-1-phenylindolizineR. Hema, V. Parthasarathi, K. Sarkunam, M. Nallu and A. LindenFormula: C23H19ClN2O and C23H18Cl2N2O Online 14 November 2003 |
![]() | Acta Cryst. (2003). C59, o706-o708 [ doi:10.1107/S0108270103025149 ] 4,4'-Sulfonylbis[N-(4-nitrophenylmethylene)benzenamine]: whole-molecule disorderP. J. Cox and J. L. WardellFormula: C26H18N4O6S Online 30 November 2003 |
![]() | Acta Cryst. (2003). C59, o709-o711 [ doi:10.1107/S0108270103023837 ] Anilinium monohydrogen DL-malateG. J. Perpétuo and J. JanczakFormula: C6H8N+·C4H5O5- Online 30 November 2003 |
![]() | Acta Cryst. (2003). C59, o712-o714 [ doi:10.1107/S0108270103023503 ] ap-9-(o-Methylphenyl)-9-fluorenol, a structure exhibiting several aryl-H
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![]() | Acta Cryst. (2003). C59, o715-o718 [ doi:10.1107/S0108270103021310 ] 2-Phenylmalonpiperadide and 2-phenylmalonmorpholideD. E. Lynch, G. E. Spicer and I. McClenaghanFormula: C19H26N2O2 and C17H22N2O4 Online 30 November 2003 |
![]() | Acta Cryst. (2003). C59, o719-o720 [ doi:10.1107/S0108270103025587 ] AcetamidoximeM. M. Olmstead and J. J. SahbariFormula: C2H6N2O Online 30 November 2003 |
![]() | Acta Cryst. (2003). C59, o721-o723 [ doi:10.1107/S0108270103025757 ] A comparison of the ring conformational properties of two derivatives prepared from the same diene diacetate precursorI. A. Guzei, R. W. Clark, S. D. Burke and W. T. LambertFormula: C22H26O5 and C21H21IO5 Online 30 November 2003 |
![]() | Acta Cryst. (2003). C59, o724-o726 [ doi:10.1107/S010827010302506X ] Two azasteroidal [3,2-c]pyrazole derivatives: 2'-(p-fluorophenyl)-4-azapyrazolo[4',3':2,3]-5
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![]() | Acta Cryst. (2003). C59, o727-o729 [ doi:10.1107/S0108270103025903 ] Dinicotinamidium squarateA. Bulut, O. Z. Yesilel, N. Dege, H. Icbudak, H. Olmez and O. BuyukgungorFormula: 2C6H7N2O+·C4O42- Online 30 November 2003 |
![]() | Acta Cryst. (2003). C59, o730-o732 [ doi:10.1107/S0108270103025782 ] Water polymers in L-alanyl-L-methionine hemihydrateC. H. GörbitzFormula: C8H16N2O3S·0.5H2O Online 30 November 2003 |
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