Results 11 to 20 of about 212,928 (268)

2-Amino-4-methoxy-6-methylpyrimidin-1-ium trifluoroacetate

IUCrData, 2016
In the title molecular salt, C6H10N3O+·C2F3O2−, the pyrimidinium cation is essentially planar, with a maximum deviation of 0.042 (3) Å for all non-H atoms.
Muthaiah Jeevaraj, Bellarmin Edison, Savaridasson Jose Kavitha, Kanagasabapathy Thanikasalam, Sebastian Britto, Kasthuri Balasubramani   +5 more
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Crystal structure of 1-(2-aminophenyl)-3-phenylurea

Acta Crystallographica Section E: Crystallographic Communications, 2015
In the title compound, C13H13N3O, the phenyl ring makes a dihedral angle of 47.0 (1)° with the mean plane of the –NC(=O)N– unit, while the dihedral angle between the latter mean plane and the aminophenyl ring is 84.43 (7)°.
Joel T. Mague, Shaaban K. Mohamed, Mehmet Akkurt, Omran A. Omran, Mustafa R. Albayati   +4 more
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Diethyl [(4-bromophenyl)(5-chloro-2-hydroxyanilino)methyl]phosphonate

Acta Crystallographica Section E, 2009
In the title compound, C17H20BrClNO4P, intermolecular C—H...O and N—H...O hydrogen bonds form centrosymmetric R22(10) dimers linked through O—H...O intermolecular hydrogen bonds, which form centrosymmetric R22(16) dimers ...
V. H. H. Surendra Babu, M. Krishnaiah, G. Syam Prasad, C. Suresh Reddy, Rajni Kant   +4 more
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Fifteen 4-(2-methoxyphenyl)piperazin-1-ium salts containing organic anions: supramolecular assembly in zero, one, two and three dimensions

Acta Crystallographica Section E: Crystallographic Communications, 2020
Fifteen 4-(2-methoxyphenyl)piperazin-1-ium salts containing organic anions have been prepared and structurally characterized. In the isostructural 4-chlorobenzoate and 4-bromobenzoate salts, C11H17N2O+·C7H4ClO2− (I) and C11H17N2O+·C7H4BrO2− (II), and the
Chayanna Harish Chinthal, Channappa N. Kavitha, Hemmige S. Yathirajan, Sabine Foro, Ravindranath S. Rathore, Christopher Glidewell   +5 more
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Crystal structure of (E)-3-({6-[2-(4-chlorophenyl)ethenyl]-3-oxo-2,3-dihydropyridazin-4-yl}methyl)pyridin-1-ium chloride dihydrate

Acta Crystallographica Section E: Crystallographic Communications, 2022
In the title compound, C18H15ClN3O+·Cl−·2H2O, three intramolecular hydrogen bonds are observed, N—H...O, O—H...Cl and O—H...O. In the crystal, molecules are connected by C—H...Cl and N—H...O hydrogen bonds.
Said Daoui, Emine Berrin Çınar, Necmi Dege, Noureddine Benchat, Eiad Saif, Khalid Karrouchi   +5 more
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Twelve 4-(4-methoxyphenyl)piperazin-1-ium salts containing organic anions: supramolecular assembly in one, two and three dimensions

Acta Crystallographica Section E: Crystallographic Communications, 2019
Twelve 4-(4-methoxyphenyl)piperazin-1-ium salts containing organic anions have been prepared and structurally characterized. The monohydrated benzoate, 4-fluorobenzoate, 4-chlorobenzoate and 4-bromobenzoate salts, C11H17N2O+·C7H5O2−·H2O (I), C11H17N2O ...
Haruvegowda Kiran Kumar, Hemmige S. Yathirajan, Sabine Foro, Christopher Glidewell   +3 more
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2,6-Diamino-4-chloropyrimidinium 4-carboxybutanoate

Acta Crystallographica Section E, 2014
In the title molecular salt, C4H6ClN4+·C5H7O4−, the cation is essentially planar, with a maximum deviation of 0.037 (1) Å for all non-H atoms. The anions are self-assembled through O—H...O hydrogen bonds, forming a supramolecular zigzag chain with graph ...
Bellarmin Edison, Kasthuri Balasubramani, Kaliyaperumal Thanigaimani, Nuridayanti Che Khalib, Suhana Arshad, Ibrahim Abdul Razak   +5 more
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Crystal structures of two hydrazide derivatives of mefenamic acid, 3-(2,3-dimethylanilino)-N′-[(E)-(furan-2-yl)methylidene]benzohydrazide and N′-[(E)-benzylidene]-2-(2,3-dimethylanilino)benzohydrazide

Acta Crystallographica Section E: Crystallographic Communications, 2021
The conformation about the central benzene ring in the molecule of (I), C20H19N3O2, is partially determined by an intramolecular N—H...O hydrogen bond. In the crystal, chains parallel to the c axis are generated by intermolecular N—H...O hydrogen bonds ...
Shaaban K. Mohamed, Joel T. Mague, Mehmet Akkurt, Mustafa R. Albayati, Sahar M. I. Elgarhy, Elham A. Al-Taifi   +5 more
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Ethyl 4-(4-hydroxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate monohydrate

Acta Crystallographica Section E, 2008
There are three formula units in the asymmetric unit of the title compound, C14H16N2O4·H2O. Molecules are linked by N—H...O hydrogen bonds into dimers with the common R22(8) graph-set motif.
T. N. Guru Row, Narendra P Karambelkar, Suhas R. Pednekar, Shardul B. Chheda, Ushati Das   +4 more
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2-Phenyl-N′-(2-phenylacetyl)acetohydrazide

Acta Crystallographica Section E, 2012
In the title compound, C16H16N2O2, the N′-acetylacetohydrazide group is approximately planar (r.m.s. deviation = 0.018 Å for the eight non-H atoms) and makes dihedral angles of 81.92 (6) and 65.19 (6)&#
Hatem A. Abdel-Aziz, Ching Kheng Quah, Hoong-Kun Fun   +2 more
doaj   +1 more source