메뉴 건너뛰기




Volumn 75, Issue 14, 2010, Pages 4841-4847

Synthesis of 2-Boryl- and silylindoles by copper-catalyzed borylative and silylative cyclization of 2-alkenylaryl isocyanides

Author keywords

[No Author keywords available]

Indexed keywords

HYDROSILANES; ISOCYANIDES; KINASE INHIBITORS; NEUTRAL CONDITIONS; QUINOXALINES; RAPID SYNTHESIS; RING SYSTEMS; ROOM TEMPERATURE; SUZUKI-MIYAURA REACTION;

EID: 77954545005     PISSN: 00223263     EISSN: 15206904     Source Type: Journal    
DOI: 10.1021/jo101024f     Document Type: Article
Times cited : (114)

References (135)
  • 1
    • 33746864043 scopus 로고    scopus 로고
    • Selected recent reviews
    • Selected recent reviews: Humphrey, G. R.; Kuethe, J. T. Chem. Rev. 2006, 106, 2875
    • (2006) Chem. Rev. , vol.106 , pp. 2875
    • Humphrey, G.R.1    Kuethe, J.T.2
  • 3
    • 0034678033 scopus 로고    scopus 로고
    • Selected reviews
    • Selected reviews: Schreiber, S. L. Science 2000, 287, 1964
    • (2000) Science , vol.287 , pp. 1964
    • Schreiber, S.L.1
  • 15
    • 77349125577 scopus 로고    scopus 로고
    • For a review on catalytic borylation of C-H bonds, see: Catalytic borylation of indoles:
    • For a review on catalytic borylation of C-H bonds, see: Mkhalid, I. A. I.; Barnard, J. H.; Marder, T. B.; Murphy, J. M.; Hartwig, J. F. Chem. Rev. 2009, 110, 890 Catalytic borylation of indoles
    • (2009) Chem. Rev. , vol.110 , pp. 890
    • Mkhalid, I.A.I.1    Barnard, J.H.2    Marder, T.B.3    Murphy, J.M.4    Hartwig, J.F.5
  • 37
    • 56749150899 scopus 로고    scopus 로고
    • For an excellent introduction to nucleophilic boryl species, see
    • For an excellent introduction to nucleophilic boryl species, see: Segawa, Y.; Suzuki, Y.; Yamashita, M.; Nozaki, K. J. Am. Chem. Soc. 2008, 130, 16069
    • (2008) J. Am. Chem. Soc. , vol.130 , pp. 16069
    • Segawa, Y.1    Suzuki, Y.2    Yamashita, M.3    Nozaki, K.4
  • 72
    • 77954545691 scopus 로고    scopus 로고
    • The starting isocyanides used in this study can readily be prepared from the corresponding 2-iodoanilines. See the Supporting Information for details
    • The starting isocyanides used in this study can readily be prepared from the corresponding 2-iodoanilines. See the Supporting Information for details.
  • 73
    • 33947416063 scopus 로고    scopus 로고
    • For the instability of 2-heteroarylboronic acids, see
    • For the instability of 2-heteroarylboronic acids, see: Billingsley, K.; Buchwald, S. L. J. Am. Chem. Soc. 2007, 129, 3358
    • (2007) J. Am. Chem. Soc. , vol.129 , pp. 3358
    • Billingsley, K.1    Buchwald, S.L.2
  • 76
    • 77954544654 scopus 로고    scopus 로고
    • See also ref 3b-3e
    • See also ref 3b-3e.
  • 79
    • 77954558596 scopus 로고    scopus 로고
    • See also ref 3b-3e
    • See also ref 3b-3e.
  • 85
    • 33845341055 scopus 로고    scopus 로고
    • Notes: It has been reported that tin-mediated paullone synthesis from 5a requires the use of N -protected iodoaniline and the overall yield is less efficient (43% from 5a). See
    • Notes: It has been reported that tin-mediated paullone synthesis from 5a requires the use of N -protected iodoaniline and the overall yield is less efficient (43% from 5a). See: Henry, N.; Blu, J.; Bénéteau, V.; Mérour, J.-Y. Synthesis 2006, 22, 3895
    • (2006) Synthesis , vol.22 , pp. 3895
    • Henry, N.1    Blu, J.2    Bénéteau, V.3    Mérour, J.-Y.4
  • 86
    • 0037154814 scopus 로고    scopus 로고
    • Synthesis of paullone via the Suzuki-Miyaura coupling of in situ prepared 2-(2-boryl-1 H -indol-3-yl)acetonitrile has been reported, but the yield was low (25%). See
    • Synthesis of paullone via the Suzuki-Miyaura coupling of in situ prepared 2-(2-boryl-1 H -indol-3-yl)acetonitrile has been reported, but the yield was low (25%). See: Baudoin, O.; Cesario, M.; Guenard, D.; Gueritte, F. J. Org. Chem. 2002, 67, 1199
    • (2002) J. Org. Chem. , vol.67 , pp. 1199
    • Baudoin, O.1    Cesario, M.2    Guenard, D.3    Gueritte, F.4
  • 87
    • 23744454427 scopus 로고    scopus 로고
    • Murahashi S.-I., Ed.; Thieme: Stuttgart
    • Suginome, M.; Ito, Y. In Science of Synthesis; Murahashi, S.-I., Ed.; Thieme: Stuttgart, 2004; Vol. 19; pp 445 - 530.
    • (2004) Science of Synthesis , vol.19 , pp. 445-530
    • Suginome, M.1    Ito, Y.2
  • 88
    • 57749121479 scopus 로고    scopus 로고
    • For representative recent reports on the catalytic reaction involving CuH species generated from HB(pin), see
    • For representative recent reports on the catalytic reaction involving CuH species generated from HB(pin), see: Lipshutz, B. H.; Boskovic, Z. V.; Aue, D. H. Angew. Chem., Int. Ed. 2008, 47, 10183
    • (2008) Angew. Chem., Int. Ed. , vol.47 , pp. 10183
    • Lipshutz, B.H.1    Boskovic, Z.V.2    Aue, D.H.3
  • 103
    • 54749090359 scopus 로고    scopus 로고
    • Preparation and cross-coupling of 2-indolylsilanols
    • Lu, B.; Falck, J. R. Angew. Chem., Int. Ed. 2008, 47, 7508 Preparation and cross-coupling of 2-indolylsilanols
    • (2008) Angew. Chem., Int. Ed. , vol.47 , pp. 7508
    • Lu, B.1    Falck, J.R.2
  • 108
    • 77949410450 scopus 로고    scopus 로고
    • During the preparation of this manuscript, a report on copper-catalyzed 1,4-addition of a silyl group in silylboronates to unsaturated carbonyls was published
    • During the preparation of this manuscript, a report on copper-catalyzed 1,4-addition of a silyl group in silylboronates to unsaturated carbonyls was published: Lee, K.-s.; Hoveyda, A. H. J. Am. Chem. Soc. 2010, 132, 2898
    • (2010) J. Am. Chem. Soc. , vol.132 , pp. 2898
    • L, K.-S.1    Hoveyda, A.H.2
  • 117
    • 0000979450 scopus 로고
    • Synthesis of pyridine derivatives via cyclization of isocyanides
    • Synthesis of pyridine derivatives via cyclization of isocyanides: Curran, D. P.; Liu, H. J. Am. Chem. Soc. 1991, 113, 2127
    • (1991) J. Am. Chem. Soc. , vol.113 , pp. 2127
    • Curran, D.P.1    Liu, H.2
  • 126
    • 77954553813 scopus 로고    scopus 로고
    • See also refs 9c and 35
    • See also refs 9c and 35.
  • 127
    • 0036472320 scopus 로고    scopus 로고
    • 2Ph affords 2-boryl-3-silylquinoxaline. See:;;, For related polymerization, see
    • 2Ph affords 2-boryl-3-silylquinoxaline. See: Suginome, M.; Fukuda, T.; Ito, Y. J. Organomet. Chem. 2002, 643-644, 508 For related polymerization, see
    • (2002) J. Organomet. Chem. , vol.643-644 , pp. 508
    • Suginome, M.1    Fukuda, T.2    Ito, Y.3
  • 129
    • 77954550676 scopus 로고    scopus 로고
    • The mechanism for the formation of 21c is currently unclear. Since 21c was not observed when the reaction was conducted in the absence of Cu(OAc), 21c is formed through copper catalysis
    • The mechanism for the formation of 21c is currently unclear. Since 21c was not observed when the reaction was conducted in the absence of Cu(OAc), 21c is formed through copper catalysis.
  • 135
    • 77954548472 scopus 로고    scopus 로고
    • See also ref 9d
    • See also ref 9d.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.