메뉴 건너뛰기




Volumn 41, Issue 18, 2002, Pages 3442-3445

C8K-promoted self-condensation and self-condensation-cycloisomerization reactions of α,β-unsaturated fischer carbene complexes

Author keywords

C C coupling; Carbene ligands; Chromium; Dimerization; Radical ions; Tungsten

Indexed keywords

CONDENSATION; GRAPHITE; NEGATIVE IONS; POTASSIUM;

EID: 0037119655     PISSN: 14337851     EISSN: None     Source Type: Journal    
DOI: 10.1002/1521-3773(20020916)41:18<3442::AID-ANIE3442>3.0.CO;2-Z     Document Type: Article
Times cited : (36)

References (44)
  • 1
    • 0003818422 scopus 로고
    • Verlag Chemie, Deerfield Beach FL
    • Selected reviews on the chemistry of metal carbene (Fischer) complexes: a) K. H. Dötz, H. Fischer. P. Hofmann, F. R. Kreissel, U. Schubert, K. Weiss, Transition Metal Carbene Complexes, Verlag Chemie, Deerfield Beach, FL, 1983; b) K. H. Dötz, Angew. Chem. 1984, 96, 573; Angew. Chem. Int. Ed. Engl. 1984, 23, 587; c) W. D. Wulff in Comprehensive Organic Synthesis, Vol. 5 (Eds.: B. M. Trost. I. Fleming), Pergamon, Oxford, 1991, p. 1065; d) L. S. Hegedus in Comprehensive Organometallic Chemistry II, Vol. 12 (Eds.: E. W. Abel, F. G. A. Stone, G. Wilkinson), Pergamon, Oxford, 1995, p. 549; e) D. F. Harvey, D. M. Sigano, Chem. Rev. 1996, 96, 271; f) J. Barluenga, F. J. Fañanás, Tetrahedron 2000, 56, 4597; g) M. A. Sierra, Chem. Rev. 2000, 100, 3591.
    • (1983) Transition Metal Carbene Complexes
    • Dötz, K.H.1    Fischer, H.2    Hofmann, P.3    Kreissel, F.R.4    Schubert, U.5    Weiss, K.6
  • 2
    • 0000785117 scopus 로고
    • Selected reviews on the chemistry of metal carbene (Fischer) complexes: a) K. H. Dötz, H. Fischer. P. Hofmann, F. R. Kreissel, U. Schubert, K. Weiss, Transition Metal Carbene Complexes, Verlag Chemie, Deerfield Beach, FL, 1983; b) K. H. Dötz, Angew. Chem. 1984, 96, 573; Angew. Chem. Int. Ed. Engl. 1984, 23, 587; c) W. D. Wulff in Comprehensive Organic Synthesis, Vol. 5 (Eds.: B. M. Trost. I. Fleming), Pergamon, Oxford, 1991, p. 1065; d) L. S. Hegedus in Comprehensive Organometallic Chemistry II, Vol. 12 (Eds.: E. W. Abel, F. G. A. Stone, G. Wilkinson), Pergamon, Oxford, 1995, p. 549; e) D. F. Harvey, D. M. Sigano, Chem. Rev. 1996, 96, 271; f) J. Barluenga, F. J. Fañanás, Tetrahedron 2000, 56, 4597; g) M. A. Sierra, Chem. Rev. 2000, 100, 3591.
    • (1984) Angew. Chem. , vol.96 , pp. 573
    • Dötz, K.H.1
  • 3
    • 84985559908 scopus 로고
    • Selected reviews on the chemistry of metal carbene (Fischer) complexes: a) K. H. Dötz, H. Fischer. P. Hofmann, F. R. Kreissel, U. Schubert, K. Weiss, Transition Metal Carbene Complexes, Verlag Chemie, Deerfield Beach, FL, 1983; b) K. H. Dötz, Angew. Chem. 1984, 96, 573; Angew. Chem. Int. Ed. Engl. 1984, 23, 587; c) W. D. Wulff in Comprehensive Organic Synthesis, Vol. 5 (Eds.: B. M. Trost. I. Fleming), Pergamon, Oxford, 1991, p. 1065; d) L. S. Hegedus in Comprehensive Organometallic Chemistry II, Vol. 12 (Eds.: E. W. Abel, F. G. A. Stone, G. Wilkinson), Pergamon, Oxford, 1995, p. 549; e) D. F. Harvey, D. M. Sigano, Chem. Rev. 1996, 96, 271; f) J. Barluenga, F. J. Fañanás, Tetrahedron 2000, 56, 4597; g) M. A. Sierra, Chem. Rev. 2000, 100, 3591.
    • (1984) Angew. Chem. Int. Ed. Engl. , vol.23 , pp. 587
  • 4
    • 0000533326 scopus 로고
    • (Eds.: B. M. Trost. I. Fleming), Pergamon, Oxford
    • Selected reviews on the chemistry of metal carbene (Fischer) complexes: a) K. H. Dötz, H. Fischer. P. Hofmann, F. R. Kreissel, U. Schubert, K. Weiss, Transition Metal Carbene Complexes, Verlag Chemie, Deerfield Beach, FL, 1983; b) K. H. Dötz, Angew. Chem. 1984, 96, 573; Angew. Chem. Int. Ed. Engl. 1984, 23, 587; c) W. D. Wulff in Comprehensive Organic Synthesis, Vol. 5 (Eds.: B. M. Trost. I. Fleming), Pergamon, Oxford, 1991, p. 1065; d) L. S. Hegedus in Comprehensive Organometallic Chemistry II, Vol. 12 (Eds.: E. W. Abel, F. G. A. Stone, G. Wilkinson), Pergamon, Oxford, 1995, p. 549; e) D. F. Harvey, D. M. Sigano, Chem. Rev. 1996, 96, 271; f) J. Barluenga, F. J. Fañanás, Tetrahedron 2000, 56, 4597; g) M. A. Sierra, Chem. Rev. 2000, 100, 3591.
    • (1991) Comprehensive Organic Synthesis , vol.5 , pp. 1065
    • Wulff, W.D.1
  • 5
    • 0000951659 scopus 로고
    • (Eds.: E. W. Abel, F. G. A. Stone, G. Wilkinson), Pergamon, Oxford
    • Selected reviews on the chemistry of metal carbene (Fischer) complexes: a) K. H. Dötz, H. Fischer. P. Hofmann, F. R. Kreissel, U. Schubert, K. Weiss, Transition Metal Carbene Complexes, Verlag Chemie, Deerfield Beach, FL, 1983; b) K. H. Dötz, Angew. Chem. 1984, 96, 573; Angew. Chem. Int. Ed. Engl. 1984, 23, 587; c) W. D. Wulff in Comprehensive Organic Synthesis, Vol. 5 (Eds.: B. M. Trost. I. Fleming), Pergamon, Oxford, 1991, p. 1065; d) L. S. Hegedus in Comprehensive Organometallic Chemistry II, Vol. 12 (Eds.: E. W. Abel, F. G. A. Stone, G. Wilkinson), Pergamon, Oxford, 1995, p. 549; e) D. F. Harvey, D. M. Sigano, Chem. Rev. 1996, 96, 271; f) J. Barluenga, F. J. Fañanás, Tetrahedron 2000, 56, 4597; g) M. A. Sierra, Chem. Rev. 2000, 100, 3591.
    • (1995) Comprehensive Organometallic Chemistry II , vol.12 , pp. 549
    • Hegedus, L.S.1
  • 6
    • 0001761231 scopus 로고    scopus 로고
    • Selected reviews on the chemistry of metal carbene (Fischer) complexes: a) K. H. Dötz, H. Fischer. P. Hofmann, F. R. Kreissel, U. Schubert, K. Weiss, Transition Metal Carbene Complexes, Verlag Chemie, Deerfield Beach, FL, 1983; b) K. H. Dötz, Angew. Chem. 1984, 96, 573; Angew. Chem. Int. Ed. Engl. 1984, 23, 587; c) W. D. Wulff in Comprehensive Organic Synthesis, Vol. 5 (Eds.: B. M. Trost. I. Fleming), Pergamon, Oxford, 1991, p. 1065; d) L. S. Hegedus in Comprehensive Organometallic Chemistry II, Vol. 12 (Eds.: E. W. Abel, F. G. A. Stone, G. Wilkinson), Pergamon, Oxford, 1995, p. 549; e) D. F. Harvey, D. M. Sigano, Chem. Rev. 1996, 96, 271; f) J. Barluenga, F. J. Fañanás, Tetrahedron 2000, 56, 4597; g) M. A. Sierra, Chem. Rev. 2000, 100, 3591.
    • (1996) Chem. Rev. , vol.96 , pp. 271
    • Harvey, D.F.1    Sigano, D.M.2
  • 7
    • 0343932676 scopus 로고    scopus 로고
    • Selected reviews on the chemistry of metal carbene (Fischer) complexes: a) K. H. Dötz, H. Fischer. P. Hofmann, F. R. Kreissel, U. Schubert, K. Weiss, Transition Metal Carbene Complexes, Verlag Chemie, Deerfield Beach, FL, 1983; b) K. H. Dötz, Angew. Chem. 1984, 96, 573; Angew. Chem. Int. Ed. Engl. 1984, 23, 587; c) W. D. Wulff in Comprehensive Organic Synthesis, Vol. 5 (Eds.: B. M. Trost. I. Fleming), Pergamon, Oxford, 1991, p. 1065; d) L. S. Hegedus in Comprehensive Organometallic Chemistry II, Vol. 12 (Eds.: E. W. Abel, F. G. A. Stone, G. Wilkinson), Pergamon, Oxford, 1995, p. 549; e) D. F. Harvey, D. M. Sigano, Chem. Rev. 1996, 96, 271; f) J. Barluenga, F. J. Fañanás, Tetrahedron 2000, 56, 4597; g) M. A. Sierra, Chem. Rev. 2000, 100, 3591.
    • (2000) Tetrahedron , vol.56 , pp. 4597
    • Barluenga, J.1    Fañanás, F.J.2
  • 8
    • 0034301372 scopus 로고    scopus 로고
    • Selected reviews on the chemistry of metal carbene (Fischer) complexes: a) K. H. Dötz, H. Fischer. P. Hofmann, F. R. Kreissel, U. Schubert, K. Weiss, Transition Metal Carbene Complexes, Verlag Chemie, Deerfield Beach, FL, 1983; b) K. H. Dötz, Angew. Chem. 1984, 96, 573; Angew. Chem. Int. Ed. Engl. 1984, 23, 587; c) W. D. Wulff in Comprehensive Organic Synthesis, Vol. 5 (Eds.: B. M. Trost. I. Fleming), Pergamon, Oxford, 1991, p. 1065; d) L. S. Hegedus in Comprehensive Organometallic Chemistry II, Vol. 12 (Eds.: E. W. Abel, F. G. A. Stone, G. Wilkinson), Pergamon, Oxford, 1995, p. 549; e) D. F. Harvey, D. M. Sigano, Chem. Rev. 1996, 96, 271; f) J. Barluenga, F. J. Fañanás, Tetrahedron 2000, 56, 4597; g) M. A. Sierra, Chem. Rev. 2000, 100, 3591.
    • (2000) Chem. Rev. , vol.100 , pp. 3591
    • Sierra, M.A.1
  • 13
    • 0000036185 scopus 로고    scopus 로고
    • a) A. de Meijere, H. Schirmer, M. Duetsch, Angew. Chem. 2000, 112, 4124; Angew. Chem. Int. Ed. 2000, 39, 3964;
    • (2000) Angew. Chem. Int. Ed. , vol.39 , pp. 3964
  • 17
    • 0000992044 scopus 로고    scopus 로고
    • For related rearrangements with other simple nucleophiles see: a) J. Barluenga, E. Rubio, J. A. López-Pelegrín, M. Tomás, Angew. Chem. 1999, 111, 1163; Angew. Chem. Int. Ed. 1999, 38, 1091. For additions of dihydropyridines see: b) H. Rudler, A. Parlier, B. Martín-Vaca, E. Garrier, J. Vaissermann, Chem. Commun. 1999, 1439; c) H. Rudler, A. Parlier, V. Certal, J. Vaissermann, Angew. Chem. 2000, 112, 3559; Angew. Chem. Int. Ed. 2000, 39, 3417.
    • (1999) Angew. Chem. , vol.111 , pp. 1163
    • Barluenga, J.1    Rubio, E.2    López-Pelegrín, J.A.3    Tomás, M.4
  • 18
    • 0033583546 scopus 로고    scopus 로고
    • For related rearrangements with other simple nucleophiles see: a) J. Barluenga, E. Rubio, J. A. López-Pelegrín, M. Tomás, Angew. Chem. 1999, 111, 1163; Angew. Chem. Int. Ed. 1999, 38, 1091. For additions of dihydropyridines see: b) H. Rudler, A. Parlier, B. Martín-Vaca, E. Garrier, J. Vaissermann, Chem. Commun. 1999, 1439; c) H. Rudler, A. Parlier, V. Certal, J. Vaissermann, Angew. Chem. 2000, 112, 3559; Angew. Chem. Int. Ed. 2000, 39, 3417.
    • (1999) Angew. Chem. Int. Ed. , vol.38 , pp. 1091
  • 19
    • 0033533105 scopus 로고    scopus 로고
    • For related rearrangements with other simple nucleophiles see: a) J. Barluenga, E. Rubio, J. A. López-Pelegrín, M. Tomás, Angew. Chem. 1999, 111, 1163; Angew. Chem. Int. Ed. 1999, 38, 1091. For additions of dihydropyridines see: b) H. Rudler, A. Parlier, B. Martín-Vaca, E. Garrier, J. Vaissermann, Chem. Commun. 1999, 1439; c) H. Rudler, A. Parlier, V. Certal, J. Vaissermann, Angew. Chem. 2000, 112, 3559; Angew. Chem. Int. Ed. 2000, 39, 3417.
    • (1999) Chem. Commun. , pp. 1439
    • Rudler, H.1    Parlier, A.2    Martín-Vaca, B.3    Garrier, E.4    Vaissermann, J.5
  • 20
    • 0005111737 scopus 로고    scopus 로고
    • For related rearrangements with other simple nucleophiles see: a) J. Barluenga, E. Rubio, J. A. López-Pelegrín, M. Tomás, Angew. Chem. 1999, 111, 1163; Angew. Chem. Int. Ed. 1999, 38, 1091. For additions of dihydropyridines see: b) H. Rudler, A. Parlier, B. Martín-Vaca, E. Garrier, J. Vaissermann, Chem. Commun. 1999, 1439; c) H. Rudler, A. Parlier, V. Certal, J. Vaissermann, Angew. Chem. 2000, 112, 3559; Angew. Chem. Int. Ed. 2000, 39, 3417.
    • (2000) Angew. Chem. , vol.112 , pp. 3559
    • Rudler, H.1    Parlier, A.2    Certal, V.3    Vaissermann, J.4
  • 21
    • 0034596973 scopus 로고    scopus 로고
    • For related rearrangements with other simple nucleophiles see: a) J. Barluenga, E. Rubio, J. A. López-Pelegrín, M. Tomás, Angew. Chem. 1999, 111, 1163; Angew. Chem. Int. Ed. 1999, 38, 1091. For additions of dihydropyridines see: b) H. Rudler, A. Parlier, B. Martín-Vaca, E. Garrier, J. Vaissermann, Chem. Commun. 1999, 1439; c) H. Rudler, A. Parlier, V. Certal, J. Vaissermann, Angew. Chem. 2000, 112, 3559; Angew. Chem. Int. Ed. 2000, 39, 3417.
    • (2000) Angew. Chem. Int. Ed. , vol.39 , pp. 3417
  • 25
    • 2142839757 scopus 로고    scopus 로고
    • note
    • 2. The data were collected with an Enraf-Nonius CAD-4 diffractometer (T=298(2)K). The structure and the refinement of the crystal structure were done with the SHELX97 program. The non-hydrogen atoms were refined anisotropically. CCDC-180496 (9a) contains the supplementary crystallographic data for this paper. These data can be obtained free of charge via www.ccdc.cam.ac,uk/conts/retrieving.html (or from the Cambridge Crystallographic Data Centre, 12, Union Road, Cambridge CB21EZ, UK; fax: (+44)1223-336-033; or deposit @ccdc,cam.ac.uk).
  • 26
    • 2142674361 scopus 로고
    • a) M. Contento, D. Savoia, C. Trombini, A. Umani-Ronchi, Synthesis 1979, 30; For reductive dimerization of α,β-unsaturated esters see: b) J. Inanaga, Y. Handa, T. Tabuchi, K. Otsubo, M. Yamaguchi, T. Hanamoto, Tetrahedron Lett. 1991, 32, 6557; c) K. Takaki, F. Beppu, S. Tanaka, Y. Tsubaki, T. Jintoku, Y. Fujiwara, J. Chem. Soc. Chem. Commun. 1990. 516; d) I. Fussing, O. Hammerich, A. Hussain, M. Folmer Nielsen, J. H. P. Utley, Acta Chem. Scand. 1998, 52, 328.
    • (1979) Synthesis , vol.30
    • Contento, M.1    Savoia, D.2    Trombini, C.3    Umani-Ronchi, A.4
  • 27
    • 0025940880 scopus 로고
    • a) M. Contento, D. Savoia, C. Trombini, A. Umani-Ronchi, Synthesis 1979, 30; For reductive dimerization of α,β-unsaturated esters see: b) J. Inanaga, Y. Handa, T. Tabuchi, K. Otsubo, M. Yamaguchi, T. Hanamoto, Tetrahedron Lett. 1991, 32, 6557; c) K. Takaki, F. Beppu, S. Tanaka, Y. Tsubaki, T. Jintoku, Y. Fujiwara, J. Chem. Soc. Chem. Commun. 1990. 516; d) I. Fussing, O. Hammerich, A. Hussain, M. Folmer Nielsen, J. H. P. Utley, Acta Chem. Scand. 1998, 52, 328.
    • (1991) Tetrahedron Lett. , vol.32 , pp. 6557
    • Inanaga, J.1    Handa, Y.2    Tabuchi, T.3    Otsubo, K.4    Yamaguchi, M.5    Hanamoto, T.6
  • 28
    • 0842320214 scopus 로고
    • a) M. Contento, D. Savoia, C. Trombini, A. Umani-Ronchi, Synthesis 1979, 30; For reductive dimerization of α,β-unsaturated esters see: b) J. Inanaga, Y. Handa, T. Tabuchi, K. Otsubo, M. Yamaguchi, T. Hanamoto, Tetrahedron Lett. 1991, 32, 6557; c) K. Takaki, F. Beppu, S. Tanaka, Y. Tsubaki, T. Jintoku, Y. Fujiwara, J. Chem. Soc. Chem. Commun. 1990. 516; d) I. Fussing, O. Hammerich, A. Hussain, M. Folmer Nielsen, J. H. P. Utley, Acta Chem. Scand. 1998, 52, 328.
    • (1990) J. Chem. Soc. Chem. Commun. , pp. 516
    • Takaki, K.1    Beppu, F.2    Tanaka, S.3    Tsubaki, Y.4    Jintoku, T.5    Fujiwara, Y.6
  • 29
    • 0001487528 scopus 로고    scopus 로고
    • a) M. Contento, D. Savoia, C. Trombini, A. Umani-Ronchi, Synthesis 1979, 30; For reductive dimerization of α,β-unsaturated esters see: b) J. Inanaga, Y. Handa, T. Tabuchi, K. Otsubo, M. Yamaguchi, T. Hanamoto, Tetrahedron Lett. 1991, 32, 6557; c) K. Takaki, F. Beppu, S. Tanaka, Y. Tsubaki, T. Jintoku, Y. Fujiwara, J. Chem. Soc. Chem. Commun. 1990. 516; d) I. Fussing, O. Hammerich, A. Hussain, M. Folmer Nielsen, J. H. P. Utley, Acta Chem. Scand. 1998, 52, 328.
    • (1998) Acta Chem. Scand. , vol.52 , pp. 328
    • Fussing, I.1    Hammerich, O.2    Hussain, A.3    Folmer Nielsen, M.4    Utley, J.H.P.5
  • 30
    • 2142832174 scopus 로고    scopus 로고
    • note
    • 5; 70%.
  • 32
    • 0002351916 scopus 로고
    • The dimerization of chromium carbene α anions is known, a) L. Lattuada, E. Licandro, S. Maiorana, H. Molinari, A. Papagni, Organometallics 1991, 10, 807; b) A. Geisbauer, S. Mihan, W. Beck, J. Organomet. Chem. 1995, 501, 61.
    • (1995) J. Organomet. Chem. , vol.501 , pp. 61
    • Geisbauer, A.1    Mihan, S.2    Beck, W.3
  • 33
    • 85047694985 scopus 로고    scopus 로고
    • a) H.-P. Wu, R. Aumann, R. Fröhlich, B. Wibbeling, O. Kataeva, Chem. Eur. J. 2001, 7, 5084; b) K. Ohe, T. Yokoi, K. Miki, F. Nishino, S. Uemura, J. Am. Chem. Soc. 2002, 124, 526; c) T. Miura, N. Iwasawa, J. Am. Chem. Soc. 2002, 124, 518; For related cyclizations see: d) J. Barluenga, F. Aznar, S. Barluenga, M. Fernández, A. Martín, S. García-Granda, A. Piñera-Nicolás, Chem. Eur. J 1998, 4, 2280.
    • (2001) Chem. Eur. J. , vol.7 , pp. 5084
    • Wu, H.-P.1    Aumann, R.2    Fröhlich, R.3    Wibbeling, B.4    Kataeva, O.5
  • 34
    • 0037196327 scopus 로고    scopus 로고
    • a) H.-P. Wu, R. Aumann, R. Fröhlich, B. Wibbeling, O. Kataeva, Chem. Eur. J. 2001, 7, 5084; b) K. Ohe, T. Yokoi, K. Miki, F. Nishino, S. Uemura, J. Am. Chem. Soc. 2002, 124, 526; c) T. Miura, N. Iwasawa, J. Am. Chem. Soc. 2002, 124, 518; For related cyclizations see: d) J. Barluenga, F. Aznar, S. Barluenga, M. Fernández, A. Martín, S. García-Granda, A. Piñera-Nicolás, Chem. Eur. J 1998, 4, 2280.
    • (2002) J. Am. Chem. Soc. , vol.124 , pp. 526
    • Ohe, K.1    Yokoi, T.2    Miki, K.3    Nishino, F.4    Uemura, S.5
  • 35
    • 0037196283 scopus 로고    scopus 로고
    • a) H.-P. Wu, R. Aumann, R. Fröhlich, B. Wibbeling, O. Kataeva, Chem. Eur. J. 2001, 7, 5084; b) K. Ohe, T. Yokoi, K. Miki, F. Nishino, S. Uemura, J. Am. Chem. Soc. 2002, 124, 526; c) T. Miura, N. Iwasawa, J. Am. Chem. Soc. 2002, 124, 518; For related cyclizations see: d) J. Barluenga, F. Aznar, S. Barluenga, M. Fernández, A. Martín, S. García-Granda, A. Piñera-Nicolás, Chem. Eur. J 1998, 4, 2280.
    • (2002) J. Am. Chem. Soc. , vol.124 , pp. 518
    • Miura, T.1    Iwasawa, N.2
  • 36
    • 0031774005 scopus 로고    scopus 로고
    • a) H.-P. Wu, R. Aumann, R. Fröhlich, B. Wibbeling, O. Kataeva, Chem. Eur. J. 2001, 7, 5084; b) K. Ohe, T. Yokoi, K. Miki, F. Nishino, S. Uemura, J. Am. Chem. Soc. 2002, 124, 526; c) T. Miura, N. Iwasawa, J. Am. Chem. Soc. 2002, 124, 518; For related cyclizations see: d) J. Barluenga, F. Aznar, S. Barluenga, M. Fernández, A. Martín, S. García-Granda, A. Piñera-Nicolás, Chem. Eur. J 1998, 4, 2280.
    • (1998) Chem. Eur. J. , vol.4 , pp. 2280
    • Barluenga, J.1    Aznar, F.2    Barluenga, S.3    Fernández, M.4    Martín, A.5    García-Granda, S.6    Piñera-Nicolás, A.7
  • 37
    • 2142684483 scopus 로고    scopus 로고
    • note
    • A reviewer has suggested an alternate mechanism. Monoprotonation of 13 would give intermediate 17 which by cyclization by the addition of the enolate anion of one carbene complex to the other neutral carbene would yield the final product 9.
  • 40
    • 2142842288 scopus 로고    scopus 로고
    • note
    • Compounds 16 were unstable products and considerable loss of material was observed upon chromatographic purification.
  • 42
    • 84984243551 scopus 로고
    • Complexes 6 and 7 were prepared by procedures previously described in the literature, a) 6a-d: R. Aumann, H. Heinen, Chem. Ber 1987, 120, 537;
    • (1987) Chem. Ber. , vol.120 , pp. 537
    • Aumann, R.1    Heinen, H.2


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.