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Volumn , Issue , 2010, Pages 81-145

Phenalenyls, Cyclopentadienyls, and Other Carbon-Centered Radicals

Author keywords

2, 5, 8 Tri tert butylphenalenyl radical; 4 and 6 Oxophenalenoxyl (4OPO, 6OPO) systems; Bis and tris phenalenyl system and singlet biradical characters; Electron Paramagnetic Resonance (EPR); Field effect transistor (FET); Molecular design and topological isomers; Nitrogen containing phenalenyl systems; Singly occupied molecular orbitals (SOMOs)

Indexed keywords


EID: 84886179128     PISSN: None     EISSN: None     Source Type: Book    
DOI: 10.1002/9780470666975.ch3     Document Type: Chapter
Times cited : (82)

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    • Introduction of tert -butyl groups into the trioxytriangulene system enables isolation of the neutral radical species as a highly air-stable crystal
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    • Introduction of tert -butyl groups into the trioxytriangulene system enables isolation of the neutral radical species as a highly air-stable crystal. The neutral radical is termed "trioxotriangulene" by Y. Morita. The stabilization provides four-stage reversible redox ability. See:
    • The neutral radical is termed "trioxotriangulene" by Y
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    • Presented at the 12th International Symposium on Novel Aromatic Compounds (ISNA-12), Awaji Island, Japan, July 22-27, 2007. The change in spin topological symmetry in the trioxotriangulene system depending on redox process is also observed, see:
    • Y. Morita, A new trend in purely organic open-shell molecules: p-extensions and multi-step redox abilities of phenalenyl systems. Presented at the 12th International Symposium on Novel Aromatic Compounds (ISNA-12), Awaji Island, Japan, July 22-27, 2007. The change in spin topological symmetry in the trioxotriangulene system depending on redox process is also observed, see:
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    • Presented at the International Symposium on Reactive Intermediates and Unusual Molecules (ISRIUM), Ascona, Switzerland, August 19-24
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    • [PLY(O, N)]2 + B- (R1 = n-Oct) forms a s dimer between two molecules when the crystallization is conducted under visible light irradiation condition, see: P. Liao, M. E. Itkis, R. T. Oakley, et al. J. Am. Chem. Soc., 126, 14297-14302 (2004).
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    • the reduction of the corresponding cation with cobaltocene gives the p dimer in the crystal
    • In [PLY(O, N)]2 + B- (R1 = Cyclooctyl), while the reduction with decamethylnickelocene gives the s dimer, see: S. K. Pal, M. E. Itkis, F. S. Tham, et al.
    • In [PLY(O, N)]2 + B- (R1 = Cyclooctyl), the reduction of the corresponding cation with cobaltocene gives the p dimer in the crystal, while the reduction with decamethylnickelocene gives the s dimer, see: S. K. Pal, M. E. Itkis, F. S. Tham, et al. J. Am. Chem. Soc., 129, 7163-7174 (2007).
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    • Other bisphenalenyl boron derivatives
    • see: [PLY(O, N)]2 + B- (R1 = n-Pen)
    • Other bisphenalenyl boron derivatives, see: [PLY(O, N)]2 + B- (R1 = n-Pen)
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    • Other examples of single-component zwitterionic radical conductors without metal ions
    • see:
    • Other examples of single-component zwitterionic radical conductors without metal ions, see:
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    • Introduction of tert -butyl groups into the trioxytriangulene system enables isolation of the neutral radical species as a highly air-stable crystal
    • The stabilization provides four-stage reversible redox ability. See:
    • Introduction of tert -butyl groups into the trioxytriangulene system enables isolation of the neutral radical species as a highly air-stable crystal. The neutral radical is termed "trioxotriangulene" by Y. Morita. The stabilization provides four-stage reversible redox ability. See:
    • The neutral radical is termed "trioxotriangulene" by Y. Morita
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    • Awaji Island, Japan, July 22-27, 2007. The change in spin topological symmetry in the trioxotriangulene system depending on redox process is also observed, see:
    • Y. Morita, A new trend in purely organic open-shell molecules: p-extensions and multi-step redox abilities of phenalenyl systems. Presented at the 12th International Symposium on Novel Aromatic Compounds (ISNA-12), Awaji Island, Japan, July 22-27, 2007. The change in spin topological symmetry in the trioxotriangulene system depending on redox process is also observed, see:
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    • Chemical term of "spherical aromaticity" is also discussed on the fullerene derivative, see:
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    • The electronic and molecular structures are estimated by the D and E values obtained by EPR spectroscopy, see: E. Wasserman, V. J. Kuck, W. A. Yager, et al., J. Am. Chem. Soc., 93, 6335-6337 (1971).
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    • see, Y. Takahashi, M. Tomura, K. Yoshida, et al.
    • Chemical structure of (BAC)3 is unequivocally determined in terms of 1H, 13C, and 2D NMR spectroscopies, FAB-MS, and X-ray single crystallographic analysis, see: Y. Takahashi, M. Tomura, K. Yoshida, et al., Angew. Chem. Int. Ed., 39, 3478-3480 (2000).
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    • Other examples of polycarbenes:
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    • Half-life and/or lifetime of the carbene are not mentioned in the literature
    • see: Ref. 102b.
    • Half-life and/or lifetime of the carbene are not mentioned in the literature, see: Ref. 102b.
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    • Generation of dendric hexakis- and dodekakis-(diphenylcarbene) derivatives are also reported.
    • They show low spin-states due to the connectivities with both non-disjoint (S = 2, J >0) and disjoint (J ̃ 0) mannersrftxt see
    • Generation of dendric hexakis- and dodekakis-(diphenylcarbene) derivatives are also reported. They show low spin-states due to the connectivities with both non-disjoint (S = 2, J >0) and disjoint (J ̃ 0) manners, see: T. Itoh, T. Maemura, Y. Ohtsuka, et al. Eur. J. Org. Chem., 2991-3003 (2004).
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    • X-ray single crystal data of various diphenylcarbene derivatives trapped in the crystals are recently reported
    • see
    • X-ray single crystal data of various diphenylcarbene derivatives trapped in the crystals are recently reported, see: M. Kawano, K. Hirai, H. Tomioka, and Y. Ohashi, J. Am. Chem. Soc., 129, 2383-2391 (2007).
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    • Molecular spin quantum computing studied by pulsed ENDOR technique
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    • in Molecular Realizations of Quantum Computing 2007 (eds M. Nakahara, Y. Ota, and R. Rahimi), Kinki University Series on Quantum Computing, World Scientific
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* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.