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Volumn , Issue 11, 2008, Pages 1698-1702

Transition metals in organic synthesis, Part 85.1 A general approach to 1,6-dioxygenated carbazole alkaloids - first total synthesis of clausine G, clausine I, and clausine Z

Author keywords

Alkaloids; Antibiotics; Catalysis; Cyclizations; Palladium

Indexed keywords

ALKALOID; CARBAZOLE DERIVATIVE; CLAUSINE G; CLAUSINE I; CLAUSINE Z; PALLADIUM; TRANSITION ELEMENT;

EID: 48349105920     PISSN: 09365214     EISSN: None     Source Type: Journal    
DOI: 10.1055/s-2008-1077855     Document Type: Article
Times cited : (37)

References (53)
  • 1
    • 40749114050 scopus 로고    scopus 로고
    • Part 84: Fröhner, W.; Reddy, K. R.; Knölker, H.-J. Heterocycles 2007, 74, 895.
    • Part 84: Fröhner, W.; Reddy, K. R.; Knölker, H.-J. Heterocycles 2007, 74, 895.
  • 2
    • 44949230366 scopus 로고    scopus 로고
    • For same comprehensive reviews, see: a, Cordell, G. A, Ed, Academic Press: Amsterdam
    • For same comprehensive reviews, see: (a) Knölker, H.-J.; Reddy, K. R. In The Alkaloids, Vol. 65; Cordell, G. A., Ed.; Academic Press: Amsterdam, 2008, 1.
    • (2008) The Alkaloids , vol.65 , pp. 1
    • Knölker, H.-J.1    Reddy, K.R.2
  • 5
    • 77957036993 scopus 로고
    • Cordell, G. A, Ed, Academic Press: New York
    • (d)Chakraborty, D. P. In The Alkaloids, Vol. 44; Cordell, G. A., Ed.; Academic Press: New York, 1993, 257.
    • (1993) The Alkaloids , vol.44 , pp. 257
    • Chakraborty, D.P.1
  • 7
    • 0001618706 scopus 로고
    • For accounts, see: a
    • For accounts, see: (a) Pindur, U. Chimia 1990, 44, 406.
    • (1990) Chimia , vol.44 , pp. 406
    • Pindur, U.1
  • 16
    • 33747876110 scopus 로고    scopus 로고
    • Recent contributions: (a) Krahl, M. P.; Jäger, A.; Krause, T.; Knölker, H.-J. Org. Biomol. Chem. 2006, 4, 3215.
    • Recent contributions: (a) Krahl, M. P.; Jäger, A.; Krause, T.; Knölker, H.-J. Org. Biomol. Chem. 2006, 4, 3215.
  • 47
    • 48349083479 scopus 로고    scopus 로고
    • Characteristic Spectroscopic Data of the 1,6-Dioxygenated Carbazole Alkaloids 1-6. Clausenine (1, colorless crystals; mp 149-150 °C (lit.6 151 °C, UV (MeOH, λmax, 226, 241, 258 (sh, 287 (sh, 299, 340, 354 nm. IR (ATR, v, 3385, 2955, 2918, 2852, 1619, 1581, 1505, 1486, 1459, 1451, 1437, 1394, 1304, 1268, 1207, 1145, 1129, 1035, 1025, 940, 838, 821, 800, 769 cm-1. 1H NMR (500 MHz, DMSO-d6, S, 2.45 (s, 3 H, 3.82 (s, 3 H, 3.95 (s, 3 H, 6.78 (s, 1 H, 6.97 (dd, J= 8.7,2.4 Hz, 1 H, 7.33 (d, J= 8.7 Hz, 1 H, 7.46 (s, 1 H, 7.55 (d, J= 2.4 Hz, 1 H, 10.92 (br s, 1 H, 13C NMR and DEPT (125 MHz, DMSO-d6, δ, 21.57 (CH3, 55.23 (CH3, 55.51 (CH 3, 102.64(CH, 107.53(CH, 111.97 (CH, 112.31 (CH, 114.56 (CH, 122.75 (C, 123.48 (C, 127.45 (C, 128.56 (C, 134.68 (C, 145.33 (C, 152.80 C, MS
    • +], 226 (60), 198 (27), 197 (24), 170 (13), 169 (10).
  • 49
    • 48349123332 scopus 로고    scopus 로고
    • Manganese dioxide (precipitated, active) from Merck (art. 805958).
    • (a) Manganese dioxide (precipitated, active) from Merck (art. 805958).


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.