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Volumn 72, Issue 12, 2007, Pages 4475-4485

Theoretical study of chemo-, regio-, and stereoselectivity in 1,3-dipolar cycloadditions of nitrones and nitrile oxides to free and Pt-bound bifunctional dipolarophiles

Author keywords

[No Author keywords available]

Indexed keywords

CYANOALKYNES; DIPOLAROPHILES; NITRILE OXIDES; TRANSITION STATES;

EID: 34250165034     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo0703597     Document Type: Article
Times cited : (45)

References (114)
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    • The mono-C-substituted acyclic nitrones RCH=N(R′)O prepared by conventional methods predominantly exist in the more stable Z- configuration, that is, with the substituents R and R′ on the opposite sides relative to the double CN bond: (a) Hassan, A.; Wazeer, M. I. M.; Saeed, M. T.; Siddiqui, M. N.; Ali, S. A. J. Phys. Org. Chem. 2000, 13, 443.
    • The mono-C-substituted acyclic nitrones RCH=N(R′)O prepared by conventional methods predominantly exist in the more stable Z- configuration, that is, with the substituents R and R′ on the opposite sides relative to the double CN bond: (a) Hassan, A.; Wazeer, M. I. M.; Saeed, M. T.; Siddiqui, M. N.; Ali, S. A. J. Phys. Org. Chem. 2000, 13, 443.
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    • A minimum for the triplet biradical intermediate was also located, but it is 33.29 kcal/mol less stable than the closed-shell zwitterionic structure
    • A minimum for the triplet biradical intermediate was also located, but it is 33.29 kcal/mol less stable than the closed-shell zwitterionic structure.
  • 114
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    • 2 because of more extended conjugated system in the former case involving also the phenyl group.
    • 2 because of more extended conjugated system in the former case involving also the phenyl group.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.