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Volumn 50, Issue 26, 2009, Pages 3588-3592

p-Toluenesulfonic acid-mediated cyclization of o-(1-alkynyl)anisoles or thioanisoles: synthesis of 2-arylsubstituted benzofurans and benzothiophenes

Author keywords

Alkynes; Benzofurans; Benzothiophenes; Electrophilic cyclization; Isocoumarins; Microwave irradiation; p Toluenesulfonic acid

Indexed keywords

1,4 TOLUENESULFONIC ACID; ANISOLE DERIVATIVE; BENZOIC ACID DERIVATIVE; SULFONIC ACID DERIVATIVE; UNCLASSIFIED DRUG;

EID: 65549106934     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2009.03.087     Document Type: Article
Times cited : (60)

References (53)
  • 2
    • 51249100498 scopus 로고    scopus 로고
    • and references cited therein
    • Arcadi A. Chem. Rev. 108 (2008) 3266-3325 and references cited therein
    • (2008) Chem. Rev. , vol.108 , pp. 3266-3325
    • Arcadi, A.1
  • 26
    • 34447132417 scopus 로고    scopus 로고
    • For recent reports, see:
    • For recent reports, see:. Horvth I.T., and Anastas P.T. Chem. Rev. 107 (2007) 2169-2173
    • (2007) Chem. Rev. , vol.107 , pp. 2169-2173
    • Horvth, I.T.1    Anastas, P.T.2
  • 36
    • 34250649345 scopus 로고    scopus 로고
    • For recent synthesis of 2-arylbenzothiophenes, see:
    • For recent synthesis of 2-arylbenzothiophenes, see:. Takeda N., Miyata O., and Naito T. Eur. J. Org. Chem. (2007) 1491-1509
    • (2007) Eur. J. Org. Chem. , pp. 1491-1509
    • Takeda, N.1    Miyata, O.2    Naito, T.3
  • 49
    • 65549165187 scopus 로고    scopus 로고
    • note
    • 3, 400 MHz): δ 3.96 (s, 3H), 7.00 (d, J = 8.3 Hz, 2H), 7.07 (t, J = 8.0 Hz, 1H), 7.36-7.40 (m, 2H), 7.45-7.51 (m, 2H)
  • 53
    • 65549093192 scopus 로고    scopus 로고
    • note
    • The structure of benzofuran 3o was assigned based on NOE experiments.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.