메뉴 건너뛰기




Volumn 113, Issue 19, 2009, Pages 6898-6909

Photodissociation of Co-C bond in methyl- and ethylcobalamin: An insight from td-dft calculations

Author keywords

[No Author keywords available]

Indexed keywords

CHARGE TRANSFER; CHEMICAL BONDS; CRYSTAL STRUCTURE; DENSITY FUNCTIONAL THEORY; ELECTRIC EXCITATION; EXCITED STATES; HYDROCARBONS; ION EXCHANGE; LIGANDS; MASS TRANSFER; MODEL STRUCTURES; PHOTOLYSIS; PORPHYRINS; SULFUR COMPOUNDS;

EID: 67650087807     PISSN: 15206106     EISSN: None     Source Type: Journal    
DOI: 10.1021/jp810223h     Document Type: Article
Times cited : (45)

References (86)
  • 1
    • 85067705095 scopus 로고    scopus 로고
    • B12; Dolphin, D., Ed.; Wiley-Interscience: New York, 1982.
    • (a) B12; Dolphin, D., Ed.; Wiley-Interscience: New York, 1982.
  • 4
    • 0003782489 scopus 로고    scopus 로고
    • Kräutler, B, Arigoni, D, Golding, B. T, Eds, Wiley-VCH: New York
    • (d) Kräutler, B., Arigoni, D., Golding, B. T., Eds.; Vitamin B12 and B12 Proteins; Wiley-VCH: New York, 1998.
    • (1998) Vitamin B12 and B12 Proteins
  • 5
    • 0001167603 scopus 로고    scopus 로고
    • Reedijk, J, Bouwman, E, Eds, Marcel Dekker: New York
    • (e) Marzilli, L. G. In Bioinorganic Catalysis; Reedijk, J., Bouwman, E., Eds.; Marcel Dekker: New York, 1999; pp 423 - 468.
    • (1999) Bioinorganic Catalysis , pp. 423-468
    • Marzilli, L.G.1
  • 11
    • 0037899473 scopus 로고    scopus 로고
    • (k) Banerjee, R. Chem. Rev. 2003, 103, 2083-2094.
    • (2003) Chem. Rev , vol.103 , pp. 2083-2094
    • Banerjee, R.1
  • 12
    • 0037560995 scopus 로고    scopus 로고
    • (l) Toraya, T. Chem. Rev. 2003, 103, 2095-2127.
    • (2003) Chem. Rev , vol.103 , pp. 2095-2127
    • Toraya, T.1
  • 13
    • 21844449665 scopus 로고    scopus 로고
    • (m) Brown, K. L. Chem. Rev. 2005, 105, 2075-2149.
    • (2005) Chem. Rev , vol.105 , pp. 2075-2149
    • Brown, K.L.1
  • 42
    • 0022430394 scopus 로고
    • Halpern, J. Science 1985, 227, 869-875.
    • (1985) Science , vol.227 , pp. 869-875
    • Halpern, J.1
  • 46
    • 33751325382 scopus 로고    scopus 로고
    • (c) Dreuw, A. ChemPhysChem 2006, 7, 2259-2274.
    • (2006) ChemPhysChem , vol.7 , pp. 2259-2274
    • Dreuw, A.1
  • 57
    • 85067709375 scopus 로고    scopus 로고
    • Frisch, M. J, Trucks, G. W, Schlegel, H. B, Scuseria, G. E, Robb, M. A, Cheeseman, J. R, Montgomery, J. A, Jr, Vreven, T, Kudin, K. N, Burant, J. C, Millam, J. M, Iyengar, S. S, Tomasi, J, Barone, V, Mennucci, B, Cossi, M, Scalmani, G, Rega, N, Petersson, G. A, Nakatsuji, H, Hada, M, Ehara, M, Toyota, K, Fukuda, R, Hasegawa, J, Ishida, M; Nakajima, T, Honda, Y, Kitao, O, Nakai, H, Klene, M, Li, X, Knox, J. E, Hratchian, H. P, Cross, J. B, Bakken, V, Adamo, C, Jaramillo, J, Gomperts, R, Stratmann, R. E, Yazyev, O, Austin, A. J, Cammi, R, Pomelli, C, Ochterski, J. W, Ayala, P. Y, Morokuma, K, Voth, G. A, Salvador, P, Dannenberg, J. J, Zakrzewski, V. G, Dapprich, S, Daniels, A. D, Strain, M. C, Farkas, O, Malick, D. K, Rabuck, A. D, Raghavachari, K, Foresman, J. B, Ortiz, J. V, Cui, Q, Baboul, A. G, Clifford, S, Cioslowski, J, Stefanov, B. B, Liu, G, Liashenko, A, Piskorz, P, Komaromi, I, Martin, R. L, Fox, D. J, Keith
    • Frisch, M. J.; Trucks, G. W.; Schlegel, H. B.; Scuseria, G. E.; Robb, M. A.; Cheeseman, J. R.; Montgomery, J. A., Jr.; Vreven, T.; Kudin, K. N.; Burant, J. C.; Millam, J. M.; Iyengar, S. S.; Tomasi, J.; Barone, V.; Mennucci, B.; Cossi, M.; Scalmani, G.; Rega, N.; Petersson, G. A.; Nakatsuji, H.; Hada, M.; Ehara, M.; Toyota, K.; Fukuda, R.; Hasegawa, J.; Ishida, M; Nakajima, T.; Honda, Y.; Kitao, O.; Nakai, H.; Klene, M.; Li, X.; Knox, J. E.; Hratchian, H. P.; Cross, J. B.; Bakken, V.; Adamo, C.; Jaramillo, J.; Gomperts, R.; Stratmann, R. E.; Yazyev, O.; Austin, A. J.; Cammi, R.; Pomelli, C.; Ochterski, J. W.; Ayala, P. Y.; Morokuma, K.; Voth, G. A.; Salvador, P.; Dannenberg, J. J.; Zakrzewski, V. G.; Dapprich, S.; Daniels, A. D.; Strain, M. C.; Farkas, O.; Malick, D. K.; Rabuck, A. D.; Raghavachari, K.; Foresman, J. B.; Ortiz, J. V.; Cui, Q.; Baboul, A. G.; Clifford, S.; Cioslowski, J.; Stefanov, B. B.; Liu, G.; Liashenko, A.; Piskorz, P.; Komaromi, I.; Martin, R. L.; Fox, D. J.; Keith, T.; Al-Laham, M. A.; Peng, C. Y.; Nanayakkara, A.; Challacombe, M.; Gill, P. M. W.; Johnson, B.; Chen, W.; Wong, M. W.; Gonzalez, C.; Pople, J. A. Gaussian 03, reVision C.02; Gaussian, Inc.: Wallingford, CT, 2004.
  • 61
    • 85067711045 scopus 로고    scopus 로고
    • Furche, F, Rappoport, D. Density functional methods for excited states: equilibrium structure and electronic spectra. Computational Photochemistry; Olivucci, M, Ed, Elsevier: Amsterdam, 2005; Theoretical and Computational Chemistry, 16, Chapter III, e TURBOMOLE has been designed by the Quantum Chemistry Group, University of Karlsruhe, Germany, since 1988. The following members of the group have made contributions: Ahlrichs, R, Bär, M, Baron, H, Bauernschmitt, R, Böcker, S, Crawford, N, Deglmann, P, Ehrig, M, Eichkorn, K; Elliott, S, Furche, F, Haase, F, Hãser, M, Hättig, C, Hellweg, A, Horn, H, Huber, C, Huniar, U, Kattannek, M, Köhn, A, Kölmel, C, Kollwitz, M, May, K, Nava, P, Ochsenfeld, C, öhm, H, Patzelt, H, Rappoport, D, Rubner, O, Schäfer, A, Schneider, U, Sierka, M, Treutler, O, Unterreiner, B, Arnim, M, Weigend, F, Weis, P, Weiss, H
    • (d) Furche, F.; Rappoport, D. Density functional methods for excited states: equilibrium structure and electronic spectra. Computational Photochemistry; Olivucci, M., Ed.; Elsevier: Amsterdam, 2005; Theoretical and Computational Chemistry, Vol. 16, Chapter III. (e) TURBOMOLE has been designed by the Quantum Chemistry Group, University of Karlsruhe, Germany, since 1988. The following members of the group have made contributions: Ahlrichs, R.; Bär, M.; Baron, H.; Bauernschmitt, R.; Böcker, S.; Crawford, N.; Deglmann, P.; Ehrig, M.; Eichkorn, K; Elliott, S.; Furche, F.; Haase, F.; Hãser, M.; Hättig, C.; Hellweg, A.; Horn, H.; Huber, C.; Huniar, U.; Kattannek, M.; Köhn, A.; Kölmel, C.; Kollwitz, M.; May, K.; Nava, P.; Ochsenfeld, C.; öhm, H.; Patzelt, H.; Rappoport, D.; Rubner, O.; Schäfer, A.; Schneider, U.; Sierka, M.; Treutler, O.; Unterreiner, B.; Arnim, M.; Weigend, F.; Weis, P.; Weiss, H.; http://www.turbomole.com.
  • 72
    • 85067736358 scopus 로고    scopus 로고
    • Giannotti, C. In B12; Dolphin, D., Ed.; John Wiley & Sons: New York, 1982; 1, Chapter 11, pp 393-430.
    • Giannotti, C. In B12; Dolphin, D., Ed.; John Wiley & Sons: New York, 1982; Vol. 1, Chapter 11, pp 393-430.
  • 73
    • 0002621014 scopus 로고    scopus 로고
    • Banerjee, R, Ed, John Wiley & Sons: New York, Chapter 5, pp
    • Pratt, J. M. In Chemistry and Biochemistry of B12; Banerjee, R., Ed.; John Wiley & Sons: New York, 1999; Chapter 5, pp 113 - 164.
    • (1999) Chemistry and Biochemistry of B12 , pp. 113-164
    • Pratt, J.M.1
  • 79
    • 85067735271 scopus 로고    scopus 로고
    • CASSCF/CASPT2 calculations for a simplified structural model of MeCbl with an additional symmetry imposed with respect to the plane bisecting the corrin ring indicate that the lowest exited state computed at the TD-DFT/BP86 agrees better with multi-comfigurational analysis rather than the one based on TD-DFT/B3LYP.
    • CASSCF/CASPT2 calculations for a simplified structural model of MeCbl with an additional symmetry imposed with respect to the plane bisecting the corrin ring indicate that the lowest exited state computed at the TD-DFT/BP86 agrees better with multi-comfigurational analysis rather than the one based on TD-DFT/B3LYP.
  • 83
    • 85067717922 scopus 로고    scopus 로고
    • 2+, it can be demonstrated, employing CASSCF/CASPT2 level of theory, that the cleavage of the Co-C bond gives radical fragments, rather than ionic.
    • 2+, it can be demonstrated, employing CASSCF/CASPT2 level of theory, that the cleavage of the Co-C bond gives radical fragments, rather than ionic.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.