메뉴 건너뛰기




Volumn 352, Issue 10, 2010, Pages 1593-1599

One-pot synthesis of polyfunctionalized 4H-chromenes and dihydrocoumarins based on copper(II) bromide-catalyzed C-C coupling of benzylic alcohols with ketene dithioacetals

Author keywords

C c coupling; Chromenes; Copper; Cyclization; Dihydrocoumarins

Indexed keywords


EID: 77954810502     PISSN: 16154150     EISSN: 16154169     Source Type: Journal    
DOI: 10.1002/adsc.201000062     Document Type: Article
Times cited : (80)

References (60)
  • 21
    • 76649129328 scopus 로고    scopus 로고
    • Angew. Chem. Int. Ed. 2010, 49, 1481-1484.
    • (2010) Angew. Chem. Int. Ed. , vol.49 , pp. 1481-1484
  • 32
    • 0035905441 scopus 로고    scopus 로고
    • Angew. Chem. Int. Ed. 2001, 40, 4544-4568;
    • (2001) Angew. Chem. Int. Ed. , vol.40 , pp. 4544-4568
  • 34
    • 22744442306 scopus 로고    scopus 로고
    • Angew. Chem. Int. Ed. 2005, 44, 4442-4489.
    • (2005) Angew. Chem. Int. Ed. , vol.44 , pp. 4442-4489
  • 39
    • 70349783700 scopus 로고    scopus 로고
    • Angew. Chem. Int. Ed. 2009, 48, 2868-2872;
    • (2009) Angew. Chem. Int. Ed. , vol.48 , pp. 2868-2872
  • 48
  • 53
    • 67249135820 scopus 로고    scopus 로고
    • For recent reports on the synthesis of 3,4-disubstituted dihydrocoumarins, see: a) S. Duan, R. Jana, J. A. Tunge, J. Org. Chem. 2009, 74, 4612-4614;
    • (2009) J. Org. Chem. , vol.74 , pp. 4612-4614
    • Duan, S.1    Jana, R.2    Tunge, J.A.3
  • 58
    • 77954779327 scopus 로고    scopus 로고
    • In all cases except entries 8-12, the coupling product A, generated from 2a and methanethiol, was always obtained in 20-40% yields (yield based on la) along with the isolation of 477-chromene 3a. (Figure Presented)
    • In all cases except entries 8-12, the coupling product A, generated from 2a and methanethiol, was always obtained in 20-40% yields (yield based on la) along with the isolation of 477-chromene 3a. (Figure Presented)
  • 59
    • 77954799687 scopus 로고    scopus 로고
    • 2 for 10 min at reflux (Table 2, entry 12)
    • 2 for 10 min at reflux (Table 2, entry 12).
  • 60
    • 77954800763 scopus 로고    scopus 로고
    • 2. Its spectroscopic data are included in the Supporting Information. . (Figure Presented)
    • 2. Its spectroscopic data are included in the Supporting Information. . (Figure Presented)


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.