| Project/Area Number |
07304075
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| Research Category |
Grant-in-Aid for Scientific Research (A)
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| Allocation Type | Single-year Grants |
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| Section | 総合 |
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| Research Field |
Organic chemistry
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| Research Institution | KYOTO UNIVERSITY |
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Principal Investigator |
TAKEUCHI Ken'ichi KYOTO UNIV., ENGINEERING,PROF., 工学研究科, 教授 (50026358)
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| Co-Investigator(Kenkyū-buntansha) |
OHNO Atsuyoshi KYOTO UNIV., INST.CHEM.RES., PROF., 化学研究所, 教授 (70027077)
INAZU Takahiko KYUSHU UNIV., SCIENCE,PROF., 理学部, 教授 (60037207)
ANDO Wataru UNIV.TSUKUBA,CHEMISTRY,PROF., 化学系, 教授 (30008429)
ANDO Takashi SHIGA UNIV.MED.SCI., CHEMISTRY,PROF., 医学部, 教授 (70029867)
AKIBA Kin-ya HIROSHIMA UNIV., SCIENCE,PROF., 理学部, 教授 (20011538)
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| Project Period (FY) |
1995 – 1996
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| Project Status |
Completed (Fiscal Year 1996)
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| Budget Amount *help |
¥2,700,000 (Direct Cost: ¥2,700,000)
Fiscal Year 1996: ¥2,700,000 (Direct Cost: ¥2,700,000)
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| Keywords | Ground State Structure / Transition State Structure / Selectivity and Reactivity / Reaction Intermediate / Carbocations / Carbenes / Organic Stereochemistry / Molecular Orbital Calculations |
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| Research Abstract |
The group was devided into following three subgroups. The members whose names are shown in parentheses obtained successful results in the given research projects.
Subgroup (1) for the study of structural factors controlling energies of ground and transition states : Steric control of nucleophilic solvent intervention in solvolysis (K.Takeuchi) ; Electronic structure of tetramethyleneethane (H.Iwamura) ; Stabilization of highly reactive species in novel reaction sites (R.Okazaki) ; Nucleophilic substitution and elimination of vinyl iodonium salts (T.Okuyama) ; Solute-solvent interaction in transition state (Y.Kondo) ; Isomerization via excited transition state of radicalcations of stilbene derivatives (H.Sakuragi) ; Reduction-oxidation behavior of benzyl radicals (Y.Sawaki) ; Kinetic stabilization of highly strained paracyclophanes (T.Tsuji).
Subgroug (2) for the study of stereochemical characteristics of ground and transition state structures : Mechanism of sonochemical activation (T.And
… More
o) ; Orientation of polar group and stereoselectivity in hydride reduction (A.Ohno) ; Design of strained electron-transfer system (A.Oku) ; High enantio-selective reaction by use of enantiopure nickel catalysts (S.Kanemasa) ; Ground and transition state effects on the selectivity of hydride reduction (S.Tomoda) ; Steric effects in the reactions of alkylcarbenes (H.Tomioka) ; Analysis of steric pathways by use of OMEGA_S (M.Hirota) ; Theoretical prediction of reactivity by including transition state (H.Fujimoto) ; Isotope effect on reaction pathway of nucleophilic reactions to carbonyl group (H.Yamataka).
Subgroup (3) for the study of characteristics of ground and transition state structures involving heteroatoms : Trap of intermediates of Berry pseudorotaion and kinetics of interconversion (K.Akiba) ; Rearrangement of 3,3'-bis (silacyclopropane) and bis (silacyclopropene) (W.Ando) ; Synthesis and properties of azacalixarenes (T.Inazu) ; Nucleophilic substitution of aromatic nitro compounds by use of nonionic strong bases (N.Ono) ; Mn-salen catalyzed asymmetric epoxidation (T.Katsuki) ; Role of heteroatoms in controlling nucleophilic substitution to unsaturated bonds (T.Kitamura) ; Mechanism of alcohol addition to silatriafulvenes (M.Kira) ; Nonclassical aromatic nitration (H.Suzuki) ; Structures and reactions of metallofullerenes (S.Nagase). Less
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