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Volumn 118, Issue 12, 1996, Pages 2860-2871

Intramolecular 4 + 3 cycloadditions. Cycloaddition reactions of cyclic alkoxyallylic and oxyallylic cations

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EID: 0001604648     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja952740r     Document Type: Article
Times cited : (55)

References (73)
  • 1
    • 0001753657 scopus 로고
    • [4 + 3] cycloadditions
    • Trost, B. M., Fleming, I., Eds.; Pergamon: Oxford, U.K., Chapter 5.1
    • For reviews of 4 + 3 cycloadditions, see: (a) Hosomi, A.; Tominaga, Y. [4 + 3] cycloadditions. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Eds.; Pergamon: Oxford, U.K., 1991; Vol. 5, Chapter 5.1, pp 593-615. (b) Hoffman, H. M. R. Angew. Chem., Int. Ed. Engl. 1984, 23, 1. (c) Mann, J. Tetrahedron 1986, 42, 4611. (d) Noyori, R.; Hayakawa, Y. Org. React. 1983, 29, 163-344. (e) Hoffman, H. M. R. Angew. Chem., Int. Ed. Engl. 1973, 12, 819.
    • (1991) Comprehensive Organic Synthesis , vol.5 , pp. 593-615
    • Hosomi, A.1    Tominaga, Y.2
  • 2
    • 84985566399 scopus 로고
    • For reviews of 4 + 3 cycloadditions, see: (a) Hosomi, A.; Tominaga, Y. [4 + 3] cycloadditions. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Eds.; Pergamon: Oxford, U.K., 1991; Vol. 5, Chapter 5.1, pp 593-615. (b) Hoffman, H. M. R. Angew. Chem., Int. Ed. Engl. 1984, 23, 1. (c) Mann, J. Tetrahedron 1986, 42, 4611. (d) Noyori, R.; Hayakawa, Y. Org. React. 1983, 29, 163-344. (e) Hoffman, H. M. R. Angew. Chem., Int. Ed. Engl. 1973, 12, 819.
    • (1984) Angew. Chem., Int. Ed. Engl. , vol.23 , pp. 1
    • Hoffman, H.M.R.1
  • 3
    • 0001523555 scopus 로고
    • For reviews of 4 + 3 cycloadditions, see: (a) Hosomi, A.; Tominaga, Y. [4 + 3] cycloadditions. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Eds.; Pergamon: Oxford, U.K., 1991; Vol. 5, Chapter 5.1, pp 593-615. (b) Hoffman, H. M. R. Angew. Chem., Int. Ed. Engl. 1984, 23, 1. (c) Mann, J. Tetrahedron 1986, 42, 4611. (d) Noyori, R.; Hayakawa, Y. Org. React. 1983, 29, 163-344. (e) Hoffman, H. M. R. Angew. Chem., Int. Ed. Engl. 1973, 12, 819.
    • (1986) Tetrahedron , vol.42 , pp. 4611
    • Mann, J.1
  • 4
    • 0000400239 scopus 로고
    • For reviews of 4 + 3 cycloadditions, see: (a) Hosomi, A.; Tominaga, Y. [4 + 3] cycloadditions. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Eds.; Pergamon: Oxford, U.K., 1991; Vol. 5, Chapter 5.1, pp 593-615. (b) Hoffman, H. M. R. Angew. Chem., Int. Ed. Engl. 1984, 23, 1. (c) Mann, J. Tetrahedron 1986, 42, 4611. (d) Noyori, R.; Hayakawa, Y. Org. React. 1983, 29, 163-344. (e) Hoffman, H. M. R. Angew. Chem., Int. Ed. Engl. 1973, 12, 819.
    • (1983) Org. React. , vol.29 , pp. 163-344
    • Noyori, R.1    Hayakawa, Y.2
  • 5
    • 84981911736 scopus 로고
    • For reviews of 4 + 3 cycloadditions, see: (a) Hosomi, A.; Tominaga, Y. [4 + 3] cycloadditions. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Eds.; Pergamon: Oxford, U.K., 1991; Vol. 5, Chapter 5.1, pp 593-615. (b) Hoffman, H. M. R. Angew. Chem., Int. Ed. Engl. 1984, 23, 1. (c) Mann, J. Tetrahedron 1986, 42, 4611. (d) Noyori, R.; Hayakawa, Y. Org. React. 1983, 29, 163-344. (e) Hoffman, H. M. R. Angew. Chem., Int. Ed. Engl. 1973, 12, 819.
    • (1973) Angew. Chem., Int. Ed. Engl. , vol.12 , pp. 819
    • Hoffman, H.M.R.1
  • 6
    • 0004136903 scopus 로고    scopus 로고
    • Lautens, M., Ed.; JAI: Greenwich, CT, (in press)
    • For a review of intramolecular 4 + 3 cycloadditions, see: Harmata, M. In Advances in Cycloaddition: Lautens, M., Ed.; JAI: Greenwich, CT, 1996; Vol. 4 (in press).
    • (1996) Advances in Cycloaddition , vol.4
    • Harmata, M.1
  • 7
    • 0002251962 scopus 로고
    • Curran, D. P., Ed.; JAI: Greenwich, CT
    • For reviews of intramolecular Diels-Alder reactions, see: (a) Roush, W. R. In Advances in Cycloaddition; Curran, D. P., Ed.; JAI: Greenwich, CT, 1990; Vol. 2, pp 91-146. (b) Roush, W. R In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Eds.; Pergamon: Oxford, U.K., 1991; Vol. 5, Chapter 4.4.
    • (1990) Advances in Cycloaddition , vol.2 , pp. 91-146
    • Roush, W.R.1
  • 8
    • 0000048482 scopus 로고
    • Trost, B. M., Fleming, I., Eds.; Pergamon: Oxford, U.K., Chapter 4.4
    • For reviews of intramolecular Diels-Alder reactions, see: (a) Roush, W. R. In Advances in Cycloaddition; Curran, D. P., Ed.; JAI: Greenwich, CT, 1990; Vol. 2, pp 91-146. (b) Roush, W. R In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Eds.; Pergamon: Oxford, U.K., 1991; Vol. 5, Chapter 4.4.
    • (1991) Comprehensive Organic Synthesis , vol.5
    • Roush, W.R.1
  • 43
    • 85033006303 scopus 로고    scopus 로고
    • note
    • 4 and found that it does not give the same product as that from the reaction of 7. Studies of the reactions of the cycloadducts with Lewis acids continue and will be reported elsewhere.
  • 53
    • 85033030605 scopus 로고    scopus 로고
    • note
    • -1; F(000) = 440; temperature = 23/-1°; final R = 0.050 for 1056 reflections with 1 > 2σ(I).
  • 54
    • 85033032134 scopus 로고    scopus 로고
    • note
    • As a cautionary note, it must be pointed out that we have not rigorously established that the cycloaddition reactions involving cyclopentenyl cations are under kinetic control or that the mechanism of the reaction is indeed concerted.
  • 55
    • 85033014976 scopus 로고    scopus 로고
    • note
    • Other factors could certainly be involved. Further studies are needed to paint a complete picture of the basis of simple diastereoselection in these reactions.
  • 56
    • 85033026680 scopus 로고    scopus 로고
    • note
    • -1; F(000) = 471.95; radiation = Cu Kα (λ = 1.540 56) Å; temperature = 23/-1°; final R = 0.041 for 2095 reflections with 1 > 2.5σ(I).
  • 57
    • 85033011198 scopus 로고    scopus 로고
    • note
    • -3; radiation = Cu Ka (λ = 1.540 56) Å; temperature = 23/-1°; final R = 0.049 for 2831 reflections with 1 > 2.0σ(I).
  • 58
    • 85032999327 scopus 로고    scopus 로고
    • note
    • Base (yield. 23a:23b); pyridine (12%, 1:9.3); diisopropylethylamine (11%, 1:9.8); 2,6-lutidine (9%, 1:9.8); 2,6-di-tert-butylpyridine (11%, 1:9.6).
  • 61
    • 85033029341 scopus 로고    scopus 로고
    • note
    • 8c The first letter denotes the conformation of the tetrahydropyranone portion of the molecule, boat (B) or chair (C). The subscripts describe the orientation of the polymethylene chain joining the positions α to the carbonyl group of the tetrahydropyranone, axial (a) and/or equatorial (e).
  • 63
    • 85033020914 scopus 로고    scopus 로고
    • note
    • -3; radiation = Mo Kα (0.709 30) Å; temperature = 23/-1°; final R = 0.043 for 1886 reflections with 1 > 2.0σ(I).
  • 68
    • 85033020171 scopus 로고    scopus 로고
    • note
    • For the experimental details of the preparation of the dienyl iodide used to make 44. see the supporting information.
  • 69
    • 85033026128 scopus 로고    scopus 로고
    • note
    • -1: radiation = Mo Kα (0.709 30) Å; temperature = 23/-1°; final R = 0.047 for 2537 reflections with I > 2.0σ(I).
  • 70
    • 85033024626 scopus 로고    scopus 로고
    • note
    • For the experimental details of the preparation of the dienyl iodide used to make 48, see the supporting information.
  • 71
    • 85032999467 scopus 로고    scopus 로고
    • note
    • -1; radiation = Mo Kα (λ = 0.709 30) Å; temperature = 23/-1°; final R = 0.059 for 1686 reflections with 1 > 2σ(I).


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.