نتایج جستجو برای: stereoelectronic effects
تعداد نتایج: 1544327 فیلتر نتایج به سال:
a large number of single research studies on the effects of strategy-based instruction (sbi) in teaching english as a foreign or second language has been conducted so far. however, the lack of a comprehensive meta-analysis targeting the effectiveness of english language sbi is observed. moreover, the findings of experimental studies regarding the context of the english language, proficiency lev...
UNDERSTANDING AND ENGINEERING THE COLLAGEN TRIPLE HELIX Matthew Donald Shoulders Under the supervision of Professor Ronald T. Raines At the University of Wisconsin-Madison This thesis presents a hypothesis-driven approach to collagen research that integrates the power of organic chemistry with the tools of biophysics to enhance our understanding of proline conformation and collagen structure an...
Objective(s): Vinblastine is antimitotic, anticancer medicine that disturbs normal microtubule formation and favours depolymerisation. Structural study and finding the active site of vinblastine are the targets of this research. Materials and Methods: Vinblastine was optimized in vacuum and then in different solvents by Density Functional Theory (DFT) method. Nuclear Magnetic Resonance (NMR) ...
objective(s): vinblastine is antimitotic, anticancer medicine that disturbs normal microtubule formation and favours depolymerisation. structural study and finding the active site of vinblastine are the targets of this research. materials and methods: vinblastine was optimized in vacuum and then in different solvents by density functional theory (dft) method. nuclear magnetic resonance (nmr) ...
In the title ternary co-crystalline adduct, C7H14N4·2C6H5NO3, mol-ecules are linked by two inter-molecular O-H⋯N hydrogen bonds, forming a tricomponent aggregates in the asymmetric unit. The hydrogen-bond formation to one of the N atoms is enough to induce structural stereoelectronic effects in the normal donor→acceptor direction. In the title adduct, the two independent nitro-phenol mol-ecules...
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