n-Butyldichlorido{4-cyclohexyl-1-[phenyl(2-pyridyl-kappa N)methylene]thiosemicarbazidato-kappa N-2(1),S}tin(IV) chloroform monosolvate by Abu Affan, M., Salam, M.A., Farina, Y., Ng, S.W.

“…The Cl and H atoms of the chloroform molecule are disordered over two positions in an 0.67: 0.33 ratio.…”

4-Hydroxy-3-methoxybenzaldehyde-nicotinamide (1/1) by How, F.N.F., Amalina, M.S., Khaledi, H., Ali, H.M.

“…The vanillin molecule is almost planar, with an r.m.s. deviation for all non-H atoms of 0.0094 angstrom. …”

4-Benzyl-6-bromo-2-(4-methoxyphenyl)-4H-imidazo[4,5-b]pyridine monohydrate by Ouzidan, Y., Rodi, Y.K., Obbade, S., Essassi, E.M., Ng, S.W.

“…In the five-membered imidazo portion, the C-N bond whose C atom is also connected to the pyridine N atom has predominantly double-bond character [1.334 (2) angstrom] whereas the C-N bond whose atom is connected to the pyridine C atom has predominantly single-bond character [1.371 (2) angstrom]. The water molecule engages in hydrogen bonding with the latter N atom; it is also connected to a symmetry-related water molecule, generating a linear chain structure.…”

N-(4-Chlorophenyl)-1,1,1-trifluoro-N-(trifluoromethylsulfonyl)methanesul fonamide by Boechat, N., Lages, A.S., Kover, W.B., Tiekink, E.R.T., Wardell, J.L., Wardell, S.M.S.V.

“…The title molecule, also called 4-chloro-N,N-bis(trifluoromethanesulfonyl)aniline, C8H4ClF6NO4S2, has non-crystallographic twofold symmetry with the pseudo-axis aligned along the Cl-C center dot center dot center dot C-N backbone of the molecule: the SO2CF3 residues lie to either side of the benzene ring. …”

1-[5-Acetyl-4-(4-bromophenyl)-2,6-dimethyl-1,4-dihydropyridin-3-yl]eth anone monohydrate by Reddy, P.B., Vijayakumar, V., Sarveswari, S., Narasimhamurthy, T., Tiekink, E.R.T.

“…A highly disordered solvent molecule is present within a molecular cavity defined by the organic and water molecules. …”

[mu-1,1 `-Bis(diphenylphosphino)ferrocene-kappa P-2:P `]bis[chloridogold(I)]-chloroform-hexane (2/2/1) by Meyer, N., Mohr, F., Tiekink, E.R.T.

“…In the crystal structure, the chloroform solvent molecule is associated with the complex via a C-H center dot center dot center dot Cl contact, and the hexane solvent molecules occupy voids defined by the remaining components of the structure.…”

[mu-1,3-Bis(diphenylphosphino)propane-kappa P-2:P `]bis[bromidogold(I)] by Mohr, F., Molter, A., Tiekink, E.R.T.

“…The central portion of the molecule is practically planar as quantified by the Br-Au center dot center dot center dot Au-Br torsion angle of -169.9 (2)degrees. …”

Diaquahexa-mu(2)-dichloroacetato-mu(3)-oxido-tetrahydrofurandiiron(III)m anganese(II) by Sadeghi, O., Amini, M.M., Ng, S.W.

“…Two of the metal atoms are each coordinated by a water molecule, whereas the third is coordinated by a tetrahydrofuran molecule. …”

(E)-4-Hydroxy-N '-(2-hydroxy-4-methoxybenzylidene)benzohydrazide monohydrate by Lair, N.M., Ng, S.W., Ali, Hapipah Mohd

“…The amido N atom is the hydrogen-bond donor to the water molecule, which is the hydrogen-bond donor to the hydroxy groups of two neighboring molecules. …”
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N '-(5-Bromo-1H-indol-3-ylmethylidene)-3,4,5-trihydroxybenzohydrazide by Khaledi, H., Ng, S.W., Ali, Hapipah Mohd

“…The two aromatic parts of the title molecule, C(16)H(12)BrN(3)O(4), are connected through a conjugated -CH=N-NH-C(O)- fragment to furnish an almost planar molecule. …”
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Benzyl N '-(1H-indol-2-ylmethylene)hydrazinecarbodithioate ethanol hemisolvate by Khaledi, H., Ng, S.W., Ali, Hapipah Mohd

“…The ethanol solvent molecule, which is statistically disordered about a crystallographic twofold rotation axis, accepts an N-H(aromatic)center dot center dot center dot O hydrogen bond; the hydroxy group of the solvent molecule is not engaged in hydrogen bonding.…”
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Bis{2 '- (5-chloro-1H-3-indolyl)methylene 2-(1H-3-indolyl)acetohydrazido-kappa N-2,O}nickel(II) dimethyl sulfoxide disolvate by Ali, Hapipah Mohd, Ng, S.W., Rizal, M.R., Nazzatush, J.

“…The asymmetric unit also contains a dimethyl sulfoxide solvent molecule. The donor amino sites of the metal-bearing molecule interact with the solvent molecules to furnish a hydrogen-bonded layer structure.…”

3-Hydroxysalicylaldehyde 2-thienoylhydrazone by Ali, Hapipah Mohd, Ng, S.W., Basirun, Wan Jefrey, Puvaneswary, S.

“…The two independent molecules of the title compound, C12H 10N2O3S, are approximately planar and one is stacked over the other. …”

Rerefinement of the co-crystal of 4-hydroxypyridine with 4-hydroxypyridinium nitrate by Gao, S., Ng, S.W., Zain, Sharifuddin Md, Huo, L.H., Lu, Z.Z.

“…The crystal structure of the title salt adduct, C5H6NO+.NO3-.C5H5NO, has a C5H6NO+/ C5HNO cation/ molecule assembly ( which lies on an inversion center) whose components are linked through their O atoms by a short hydrogen bond [2.446 (3) Angstrom]. …”

2-(3-Nitrophenoxy)Quinoxaline by Hassan, N.D., Abdullah, Z., Tajuddin, Hairul Anuar, Fairuz, Z.A., Ng, S.W., Tiekink, E.R.T.

“…In the title molecule, C(14)H(9)N(3)O(3), the dihedral angle between the quinoxaline and benzene rings is 77.13 (9)degrees. …”
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(E,E)-1,2-Bis3-(prop-2-yn-1-yloxy)Benzylidenehydrazine by Al-Mehana, W.N.A., Yahya, Rosiyah, Sonsudin, F., Lo, K.M.

“…The molecule of the title compound, C 20H 16N 2O 2, is centrosymmetric, the inversion center being located at the mid-point of the central azine bond. …”
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3-Hydroxysalicylaldehyde 2-thienoylhydrazone by Basirun, Wan Jefrey, Ng, S.W., Ali, H.M., Puvaneswary, S.

“…The two independent molecules of the title compound, C12H 10N2O3S, are approximately planar and one is stacked over the other. …”

2-Hydroxy-(2-methyl-1H-indol-3-yl-methylidene)benzohydrazide ethanol solvate by Ariffin, Azhar, Ng, S.W., Yehye, W.A.

“…This chain is consolidated by two other hydrogen bonds; the ethanol solvent molecule is a hydrogen-bond donor to the amide group and a hydrogen-bond acceptor for the indolyl NH group of an adjacent Schiff base molecule.…”
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N,N'-(Biphenyl-2,2'-diyl)bis(furan-2-carboxamide) by Ariffin, Azhar, Ng, S.W., Kee, C.H., Thomas, N.F., Awang, Khalijah

“…The title molecule, C(22)H(16)N(2)O(4), is a 2,2'-disubstituted biphenyl whose phenylene rings are rotated by 66.5 (1)degrees so as to avoid repulsion by the substituents. …”
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1-Methyl-2-({[(2-methylphenyl)methyl]-disulfanyl}methyl) benzene. by Tayamon, Shahedeh, S. A. Ravoof, Thahira Begum, Mohamed Tahir, Mohamed Ibrahim, Crouse, Karen Anne, Tiekink, Edward R. T.

“…In the title disulfide, C16H18S2, the mol­ecule is twisted about the central S—S bond [the C—S—S—C torsion angle = 93.24 (7)°] and the dihedral angle between the benzene rings is 72.84 (7)°, indicating an almost orthogonal relationship; the methyl groups are orientated to the same side of the mol­ecule. …”
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