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Volumn , Issue 9, 2009, Pages 1499-1505

Synthesis of higher helicenes via olefin metathesis and C-H activation

Author keywords

Arylation; C H activation; Helicene; Heterohelicene; Olefin metathesis

Indexed keywords

ARYLATION; C-H ACTIVATION; HELICENE; HETEROHELICENE; OLEFIN METATHESIS;

EID: 67650089596     PISSN: 00397881     EISSN: 1437210X     Source Type: Journal    
DOI: 10.1055/s-0028-1088165     Document Type: Article
Times cited : (20)

References (58)
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    • (e) For some examples of optical or electronic properties of helicenes see: Martin, R. H. Angew. Chem., Int. Ed. Engl. 1974, 13, 649.
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    • For examples of medicinal properties see: Grimme, S, Harren, L, Sobanski, A, Vögtle, F. Eur. J. Org. Chem. 1998, 1491
    • (h) For examples of medicinal properties see: Grimme, S.; Harren, L.; Sobanski, A.; Vögtle, F. Eur. J. Org. Chem. 1998, 1491.
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    • For a recent review of helicene synthesis see: (a) For other recent examples see: Urbano, A. Angew. Chem. Int. Ed. 2003, 42, 3986.
    • For a recent review of helicene synthesis see: (a) For other recent examples see: Urbano, A. Angew. Chem. Int. Ed. 2003, 42, 3986.
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    • For the use of [2+2+2] cycloadditions to access helicenes see: (a) Míšek, J.; Teplý, F.; Stará, I. G.; Tichý, M.; Šaman, D.; Císařová, I.; Vojtíšek, P.; Starý, I. Angew. Chem. Int. Ed. 2008, 47, 3188.
    • For the use of [2+2+2] cycloadditions to access helicenes see: (a) Míšek, J.; Teplý, F.; Stará, I. G.; Tichý, M.; Šaman, D.; Císařová, I.; Vojtíšek, P.; Starý, I. Angew. Chem. Int. Ed. 2008, 47, 3188.
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    • For other recent examples of the asymmetric synthesis of heterohelicenes see: a
    • For other recent examples of the asymmetric synthesis of heterohelicenes see: (a) Rajca, A.; Miyasaka, M.; Pink, M.; Wang, H.; Rajca, S. J. Am. Chem. Soc. 2004, 126, 15211.
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    • For a recent example of helicenes with aryl groups at the interior positions see
    • For a recent example of helicenes with aryl groups at the interior positions see: Hu, Y.; Wex, B.; Perkovic, M. W.; Neckers, D. C. Tetrahedron 2008, 64, 2251.
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    • For another example of the use of similar silver(I) salts see: Jung, M. E.; Nichols, C. J. J. Org. Chem. 1998, 63, 347.
    • For another example of the use of similar silver(I) salts see: Jung, M. E.; Nichols, C. J. J. Org. Chem. 1998, 63, 347.
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    • Attempts to invert the sequence and perform arylation on 9 prior to metathesis gave only complex product mixtures.
    • Attempts to invert the sequence and perform arylation on 9 prior to metathesis gave only complex product mixtures.
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    • The analogous bromide and iodide of 2 also gave 5 as the major product.
    • The analogous bromide and iodide of 2 also gave 5 as the major product.
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    • X-ray crystal structure data have been deposited at the Cambridge Crystallographic Data Centre under reference numbers CCDC-723431 (5, CCDC-723433 (10, and CCDC-723432 (24a, These data can be obtained free of charge at or from CCDC, 12, Union Road, Cambridge CB2 1EK, UK; fax: +44(1223)336033; e-mail: deposit@ccdc.cam.ac.uk
    • X-ray crystal structure data have been deposited at the Cambridge Crystallographic Data Centre under reference numbers CCDC-723431 (5), CCDC-723433 (10), and CCDC-723432 (24a). These data can be obtained free of charge at www.ccdc.com.ac.uk or from CCDC, 12, Union Road, Cambridge CB2 1EK, UK; fax: +44(1223)336033; e-mail: deposit@ccdc.cam.ac.uk.
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    • For examples of arylation reactions that could proceed at either Csp 2 or Csp3 centers see: (a) Campeau, L.-C, Schipper, D. J, Fagnou, K. J. Am. Chem. Soc. 2008, 130, 3266
    • 3 centers see: (a) Campeau, L.-C.; Schipper, D. J.; Fagnou, K. J. Am. Chem. Soc. 2008, 130, 3266.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.