Showing 221 - 240 results of 319 for search '((((pina OR bina) OR sainal) OR spinae) OR (((ming OR pink) OR rings) OR ling))', query time: 0.07s Refine Results
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    Synthesis and structural studies of some metal complexes of tetraaza macrocyclic ligands by Baillie, Philip John

    Published 1993
    “…A series of dibenzo macrocyclic tetraamine ligands with 14-, 15-, 16-, 17- and 19-membered inner great lings (L14 to L15) has been synthesized to investigate the effect of ring size variation on their complexation behaviour with the metal-ions, Ni(Il), Zn(ll) and Cd(II).…”
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    Thesis
  4. 224

    Editorial by Noor, Noraini M.

    Published 2010
    “…It would be instructive, therefore, to reflect on Martin Lings' explanation of the concepts of "development" (tatawwur), "progress" (taqaddum), "renewal" (tajdid) and "renaissance" (nahdah).....…”
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    Article
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  8. 228

    Perennial philosophy in re-understanding Malay mythology and science of symbol by Ahmad, Baharudin

    Published 2010
    “…This paper will evaluate Malay mythology and the science of symbols from the perennialists point of view by taking into of consideration the various explanations made by scholars like Rene Guenon, Ananda Coomaraswamy, Frithjof Schuon, Martin Lings, and Seyyed Hossein Nasr regarding myths, symbols and imageries in traditional thought and literature. …”
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    Proceeding Paper
  9. 229

    6,6′-Dimethoxy-2,2′-[p-phenylenebis(nitrilomethylidyne)]diphenol chloroform disolvate by Al-Douh, Mohammed Hadi, Osman, Hasnah, Abd Hamid, Shafida, Kia, Reza, Fun, Hoong-Kun

    Published 2009
    “…An intramolecular O-HN hydrogen bond generates a six-membered ring, producing an S(6) ring motif. Intermolecular bifurcated C-HO hydrogen bonds involving the two O atoms of the Schiff base ligand and the H atom of the chloroform solvent of crystallization, generate an R21(5) ring motif. …”
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    Article
  10. 230

    Transform domain characterization of cyclic codes over Zm by Rajan, Sundar B., Siddiqi, Mohammad Umar

    Published 1994
    “…Cyclic codes with symbols from a residue class integer ring Zm are characterized in terms of the discrete Fourier transform (DFT) of codewords defined over an appropriate extension ring of Zm. …”
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    Article
  11. 231

    Ethyl 1-(butan-2-yl)-2-(2-methoxyphenyl)- 1H-benzimidazole-5-carboxylate by Natarajan, Arumugam, Ngah, Nurziana, Osman, Hasnah, Abdul Rahim, Aisyah Saad

    Published 2011
    “…In the title compound, C21H24N2O3, the mean planes of the benzene ring and the benzimidazole ring system form a dihedral angle of 69.94 (7)�. …”
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    Article
  12. 232

    In-Utero effects of the crude ethanolic extract of the leaves of mitragyna speciosa on neural tube formation in rats by Muhammad, Bala Yauri, Abdullahi, Abubakar Danjuma, Abd Kadir, Siti Nur Sharida, Abdul Razak, Tariq, Ahmed, Qamar Uddin

    Published 2010
    “…This study indicates that the crude extract of the leaves of MS is capable of selective neurotoxicity and producing spina bifida like NTD as characterized by altered brain size and neural tube formation, a finding that may have an important implication in the dependence liability associated with its use. …”
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    Article
  13. 233

    Copper complexes of dinucleating octa-azamacrocyclic ligands by Dancey, Keith Philip

    Published 1982
    “…Three types of dinacleating tetraimine macrocycles have been prepared from 4,7-diaza-2,3;8,9-dibenzodecane-l,10-dione by condensation with the appropriate polyamine; I, large-ring octa-aza macrocycles e.g. the 28—membered ring compound 5,6,7,8,15,16,23,24,25,26,33,34— dodecahydrotetrabenzo(e,m,s,a’) (1,4,11,15,18,22,25) octaaza- cyclooctacosine and related 30- and 36- membered ring compounds; II, the "fused" bis(tetra-azamacrocycle) 5,6,7,8,22,23,24,25-octahydrotetrabenzo (f,f’1,1’) benzo (1,2-b:4,5-b’)- bis(1,4,8,)tetraazacyclotetradecine; III, the "Linked" bis(tetra-azamacrocycle) 5,6,7,8,24,25,26,27-octahydrotetrabenzo (f,f’,1,1)diphenyl(3,4-b:3’,4’-b’)bis(l,4,8,11)tetraazacyclotetradecine. …”
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    Thesis
  14. 234

    Ethyl 1-sec-butyl-2-phenyl-1H-benzimidazole-5-carboxylate by Arumugam, Natarajan, Abdul Rahim, Aisyah Saad, Abd Hamid, Shafida, Hemamalini, Madhukar, Fun, Hoong-Kun

    Published 2010
    “…In the title molecule, C20H22N2O2, the benzimidazole ring system is essentially planar, with a maximum deviation of 0.024 (1) A ˚ . …”
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    Article
  15. 235

    4-(sec-butylamino)-3-nitrobenzoic acid by Narendra Babu, Shivanagere Nagojappa, Abdul Rahim, Aisyah Saad, Abd Hamid, Shafida, Yeap, Chin Sing, Fun, Hoong-Kun

    Published 2009
    “…In each, intramolecular N-H...O hydrogen bonds generate S(6) ring motifs. The mean plane of the nitro group forms dihedral angles of 4.5 (3) and 0.5 (3)° with the benzene ring in molecules A and B, respectively. …”
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    Article
  16. 236

    Sulfur monoxide transfer from peri-substituted trisulfide-2-oxides to dienes: substituent effects, mechanistic studies and application in thiophene synthesis by Grainger, Richard S., Patel, Bhaven, Kariuki, Benson M., Male, Louise, Spencer, Neil

    Published 2011
    “…The 1,2,3-trithiane-2-oxide ring adopts a sofa conformation in the solid state, with a pseudoaxial oxygen and evidence of ring strain (peri-interaction). …”
    Article
  17. 237

    4-ethylamino-3-nitrobenzoic acid by Narendra Babu, Shivanagere Nagojappa, Abdul Rahim, Aisyah Saad, Abd Hamid, Shafida, Quah, Ching Kheng, Fun, Hoong-Kun

    Published 2009
    “…In the title compound, C9H10N2O4, an intramolecular N-H...O hydrogen-bond interaction generates an S(6) ring motif. The nitro group is slightly twisted away from its attached benzene ring [dihedral angle = 15.29 (15)°]. …”
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    Article
  18. 238

    Ethyl 4-(2-hydroxyethylamino)-3-nitrobenzoate by Abdul Rahim, Aisyah Saad, Abd Hamid, Shafida, Narendra Babu, Shivanagere Nagojappa, Loh, Wan-Sin, Fun, Hoong-Kun

    Published 2010
    “…In the title compound, C11H14N2O5, the molecular structure is stabilized by an intramolecular N—H� � �O hydrogen bond, which generates an S(6) ring motif. The nitro group is twisted slightly from the attached benzene ring, forming a dihedral angle of 5.2 (2)�. …”
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    Article
  19. 239

    Compact tri-band Wilkinson power divider based on metamaterial structure for Bluetooth, WiMAX, and WLAN applications by Khajeh-Khalili, Farzad, Honarvar, M. Amin, Dadgarpour, Abdolmehdi, Virdee, Bal Singh, Denidni, Tayeb A.

    Published 2019
    “…It comprises a П-shaped transmission-line coupled to a rectangular split ring resonator metamaterial structure. The μ-negative feature of the rectangular split ring resonator metamaterial structure is investigated by retrieving its constitutive parameters from the S-parameter response. …”
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    Article
  20. 240

    Synthesis and chemistry of 1,4-oxathianes and 1,4-oxathian-3-ones by Hammad, Nashwa

    Published 1997
    “…The first involved an examination influencing the regioselectivity of the epoxide and consequent ring-opening to yield the corresponding hydroxy sulfide. …”
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    Thesis