Showing 2,261 - 2,280 results of 314,780 for search '"2"', query time: 0.35s Refine Results
  1. 2261
  2. 2262
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  5. 2265

    A Facile Synthesis of Pyrido[2′,3′:3,4]pyrazolo[1,5-a]pyrimidine and Pyrido[2′,3′:3,4]pyrazolo[5,1-c][1,2,4]triazine Bearing a Thiophene Moiety by Tilal Elsaman, Mohamed Fares, Hatem A. Abdel-Aziz, Mohamed I. Attia, Hazem A. Ghabbour, Kamal M. Dawood

    Published 2013-01-01
    “…Cyclization of the latter hydrazones yielded the pyrido[2′,3′:3,4]pyrazolo[5,1-c][1,2,4]triazines 21a,b and 24a–c, respectively.…”
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  6. 2266

    Synthesis and Characterizations ofN2(Aryl)-N4, N6-bis (6, 7-dichloro-1, 3-benzothiazol-2-yl)-1, 3, 5-triazine-2, 4, 6-triamines as Biological Potent Agents by B. B. Baldaniya

    Published 2010-01-01
    “…Some novel N2-(Aryl)-N4, N6-bis (6, 7-dichloro-1, 3-benzothiazol-2-yl)-1, 3, 5-triazine-2, 4, 6-triamines (4a-u) have been synthesized and characterized by elemental analyses, IR, NMR, and mass spectra. …”
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  7. 2267

    The crystal structure of fac-tricarbonyl((pyridin-2-yl)methanamino-κ2 N,N′)-((pyridin-2-yl)methanamino-κN)rhenium(I) nitrate, C15H16O3N4Re by Ramoba Lesetja V., Alexander Orbett T., Malan Frederick P., Manicum Amanda-Lee E.

    Published 2023-08-01
    “…C15H16O3N4Re, triclinic, P1̄ (no. 2), a = 7.4939(2) Å, b = 10.1316(2) Å, c = 13.8351(3) Å, α = 103.453(2)°, β = 101.992(2)°, γ = 107.880(2)°, V = 926.98(4) Å3, Z = 2, R gt(F) = 0.0341, wR ref(F 2) = 0.0861, T = 150 K.…”
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  8. 2268

    Crystal structure of poly[(μ3-2-(3,5-dicarboxyphenyl) benzimidazole-6-carboxylato-κ4O:O:O′:O″)lead(II)] monohydrate, C16H10N2O7Pb by Zhang Yujie, Xiong Shushu, He Yongke

    Published 2023-08-01
    “…C16H10N2O7Pb, tetragonal, I41/a (no. 88), a = 15.1344(2) Å, b = 15.1344(2) Å, c = 26.5431(6) Å, V = 6079.7(2) Å3, Z = 16, R gt(F) = 0.0419, wRref (F 2) = 0.0991, T = 150 K.…”
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  9. 2269

    Probing the Dual Role of Ca<sup>2+</sup> in the <i>Allochromatium tepidum</i> LH1–RC Complex by Constructing and Analyzing Ca<sup>2+</sup>-Bound and Ca<sup>2+</sup>-Free LH1 Complexes by Mei-Juan Zou, Shuai Sun, Guang-Lei Wang, Yi-Hao Yan, Wei Ji, Zheng-Yu Wang-Otomo, Michael T. Madigan, Long-Jiang Yu

    Published 2025-01-01
    “…Crucially for the ecological success of <i>Alc. tepidum</i>, Ca<sup>2+</sup>-bound LH1 complexes were more thermostable than Ca<sup>2+</sup>-free complexes, indicating that calcium plays at least two major roles in photosynthesis by <i>Alc. tepidum</i>—improving photocomplex stability and modifying its spectrum.…”
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  10. 2270

    The structure of t-butyl 7-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-(propan-2-yl)-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoate, C37H43FN2O5 by Sun Wei-Jie, Wang Zhi-Chao, Jiang Cheng-Jun

    Published 2025-02-01
    “…C37H43FN2O5, monoclinic, P21 (no. 4), a = 13.8818(6) Å, b = 8.7373(4) Å, c = 15.6295(7) Å, β = 113.356(2)°, V = 1740.36(14) Å3, Z = 2, Rgt (F) = 0.0527, wRref (F 2) = 0.1346, T = 170 K.…”
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  11. 2271

    High-Tc Superconducting YBa2Cu3O7-δ Films and YBa2Cu3O7-δ/PrBa2Cu3O7-δ Superlattices Deposited by Laser Ablation by J. Levoska, S. Leppävuori

    Published 1993-01-01
    “…High Tc superconducting YBa2Cu3O7-d thin films and YBa2Cu37-δ/PrBa2Cu3O7-δ superlattices with various periods and layer thicknesses were deposited by laser ablation on SrTiO3 (100) single crystal substrates using an XeCl excimer laser (λ = 308 nm). …”
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  15. 2275

    lncRNA ZFAS1 Promotes HMGCR mRNA Stabilization via Binding U2AF2 to Modulate Pancreatic Carcinoma Lipometabolism by Luoluo Wang, Yi Ruan, Xiang Wu, Xinhua Zhou

    Published 2022-01-01
    “…RNA pulldown and RIP assays analyzed the interaction of ZFAS1 with U2AF2 and HMGCR in BxPC-3 cells. Finally, the impacts of U2AF2 and HMGCR on the biological behavior of BxPC-3 were observed. …”
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  16. 2276
  17. 2277

    Error-Prone Translesion DNA Synthesis by Escherichia coli DNA Polymerase IV (DinB) on Templates Containing 1,2-dihydro-2-oxoadenine by Masaki Hori, Shin-Ichiro Yonekura, Takehiko Nohmi, Petr Gruz, Hiroshi Sugiyama, Shuji Yonei, Qiu-Mei Zhang-Akiyama

    Published 2010-01-01
    “…The fact that Pol IV preferred to insert dCTP opposite 2-oxodA suggests the mutagenic potential of 2-oxodA leading to A:T→G:C transitions. …”
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  18. 2278
  19. 2279

    The Inhibitive Effect of 2-Phenyl-3-nitroso-imidazo [1, 2-a]pyridine on the Corrosion of Steel in 0.5 M HCl Acid Solution by K. Bouhrira, F. Ouahiba, D. Zerouali, B. Hammouti, M. Zertoubi, N. Benchat

    Published 2010-01-01
    “…The effect of 2-phenyl-3-nitroso-imidazo[1,2-a]pyridine (PNIP) on the corrosion inhibition of carbon-steel in 0.5 M HCl was studied by weight loss and different electrochemical techniques such as electrochemical impedance spectroscopy (EIS), potentiodynamic polarization. …”
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