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Volumn 61, Issue 15, 1996, Pages 4878-4879

A new preparation of cyclopropanone hemiketals by reductive coupling of terminal olefins with ethylene carbonate

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EID: 0000835793     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo960856f     Document Type: Article
Times cited : (53)

References (27)
  • 1
    • 0002253256 scopus 로고
    • For general reviews, see: (a) Turro, N. J. Acc. Chem. Res. 1969, 2, 25. (b) Wasserman, H. H.; Clark, G. M.; Turley, P. C. Top. Curr. Chem. 1974, 47, 73. (c) Wasserman, H. H.; Berdahl, D. R.; Lu, T.-J. In The Chemistry of the Cyclopropyl Group; Rappoport, Z., Ed.; Wiley: Chichester, 1987; Chapter 23.
    • (1969) Acc. Chem. Res. , vol.2 , pp. 25
    • Turro, N.J.1
  • 2
    • 0002253256 scopus 로고
    • For general reviews, see: (a) Turro, N. J. Acc. Chem. Res. 1969, 2, 25. (b) Wasserman, H. H.; Clark, G. M.; Turley, P. C. Top. Curr. Chem. 1974, 47, 73. (c) Wasserman, H. H.; Berdahl, D. R.; Lu, T.-J. In The Chemistry of the Cyclopropyl Group; Rappoport, Z., Ed.; Wiley: Chichester, 1987; Chapter 23.
    • (1974) Top. Curr. Chem. , vol.47 , pp. 73
    • Wasserman, H.H.1    Clark, G.M.2    Turley, P.C.3
  • 3
    • 0002253256 scopus 로고
    • Rappoport, Z., Ed.; Wiley: Chichester, Chapter 23
    • For general reviews, see: (a) Turro, N. J. Acc. Chem. Res. 1969, 2, 25. (b) Wasserman, H. H.; Clark, G. M.; Turley, P. C. Top. Curr. Chem. 1974, 47, 73. (c) Wasserman, H. H.; Berdahl, D. R.; Lu, T.-J. In The Chemistry of the Cyclopropyl Group; Rappoport, Z., Ed.; Wiley: Chichester, 1987; Chapter 23.
    • (1987) The Chemistry of the Cyclopropyl Group
    • Wasserman, H.H.1    Berdahl, D.R.2    Lu, T.-J.3
  • 4
    • 0007214212 scopus 로고
    • The bulky tert-butyl-disubstituted cyclopropanes are shown to be stable at room temperature: (a) Pazos, J. F.; Greene, F. D. J. Am. Chem. Soc. 1967, 89, 1030. (b) Crandall, J. K.; Machleder, W. H. J. Am. Chem. Soc. 1968, 90, 7347. (c) Camp, R. L.; Greene, F. D. J. Am. Chem. Soc. 1968, 90, 7349.
    • (1967) J. Am. Chem. Soc. , vol.89 , pp. 1030
    • Pazos, J.F.1    Greene, F.D.2
  • 5
    • 0001598622 scopus 로고
    • The bulky tert-butyl-disubstituted cyclopropanes are shown to be stable at room temperature: (a) Pazos, J. F.; Greene, F. D. J. Am. Chem. Soc. 1967, 89, 1030. (b) Crandall, J. K.; Machleder, W. H. J. Am. Chem. Soc. 1968, 90, 7347. (c) Camp, R. L.; Greene, F. D. J. Am. Chem. Soc. 1968, 90, 7349.
    • (1968) J. Am. Chem. Soc. , vol.90 , pp. 7347
    • Crandall, J.K.1    Machleder, W.H.2
  • 6
    • 33947317306 scopus 로고
    • The bulky tert-butyl-disubstituted cyclopropanes are shown to be stable at room temperature: (a) Pazos, J. F.; Greene, F. D. J. Am. Chem. Soc. 1967, 89, 1030. (b) Crandall, J. K.; Machleder, W. H. J. Am. Chem. Soc. 1968, 90, 7347. (c) Camp, R. L.; Greene, F. D. J. Am. Chem. Soc. 1968, 90, 7349.
    • (1968) J. Am. Chem. Soc. , vol.90 , pp. 7349
    • Camp, R.L.1    Greene, F.D.2
  • 8
    • 0001940378 scopus 로고
    • 1-Siloxy-1-alkoxycyclopropanes have been utilized as the homoenolate anion precursors: Kuwajima, I.; Nakamura, E. Top. Curr. Chem. 1990, 155, 1.
    • (1990) Top. Curr. Chem. , vol.155 , pp. 1
    • Kuwajima, I.1    Nakamura, E.2
  • 9
    • 85033827185 scopus 로고    scopus 로고
    • note
    • Among these methods are addition of diazoalkanes to ketenes in the presence of an alcohol, acyloin-type cyclization of 3-chloropropanoate, and the Simmons-Smith cyclopropanation of ketene trimethylsilyl ketals.
  • 11
  • 12
    • 0000242090 scopus 로고
    • See also: (b) Lee, J.; Kang, C. H.; Kim, H.; Cha, J. K. J. Am. Chem. Soc. 1996, 118, 291. (c) Lee, J.; Kim, H.; Cha, J. K. J. Am. Chem. Soc. 1995, 117, 9919.
    • (1995) J. Am. Chem. Soc. , vol.117 , pp. 9919
    • Lee, J.1    Kim, H.2    Cha, J.K.3
  • 20
    • 85033805820 scopus 로고    scopus 로고
    • note
    • (a) The product 4 was obtained as a single diastereomer, and the indicated stereochemical assignment was made on the basis of difference NOE measurements. (b) The stereochemistry of the products 6a-c was assigned on the basis of difference NOE measurements; NOEs from the cyclopropane ring protons, including the -OH proton, provided a reliable guide to their stereochemical assignment. (c) Hemiketals 7-10 were obtained as a 4:1-5:1 mixture of the β-H and α-H diastereomers.
  • 21
    • 85033822566 scopus 로고    scopus 로고
    • Unpublished results
    • More recently, we discovered that use of cyclopentylmagnesium chloride (rather than cyclohexylmagnesium chloride) provides uniformly higher yields of cyclopropanols from alkyl carboxylates: Lee, J.; Cha, J. K. Unpublished results.
    • Lee, J.1    Cha, J.K.2
  • 22
    • 85033823120 scopus 로고    scopus 로고
    • note
    • 4. Filtration and evaporation in vacuo gave the crude product. Purification by column chromatography on silica gel afforded 0.14 g (47%) of hemiketal 6a,b as a 2:1 diastereomeric mixture (a colorless oil).
  • 23
    • 37049113679 scopus 로고
    • Cf. (a) Osborne, N. F. J. Chem. Soc., Perkin Trans. 1 1982, 1435. (b) Rüchardt, C.; Eichler, S.; Panse, P. Angew. Chem., Int. Ed. Engl. 1963, 2, 619.
    • (1982) J. Chem. Soc., Perkin Trans. 1 , pp. 1435
    • Osborne, N.F.1
  • 25
    • 85033824198 scopus 로고    scopus 로고
    • note
    • A tandem application of our cyclopropanation protocol and Wittig olefination thus provides a new, convenient synthetic method for alkylidenecyclopropanes.
  • 26
    • 0029984653 scopus 로고    scopus 로고
    • (a) Very recently, Sato and co-workers reported the identical reaction of 12, in which the γ-lactone 14 was obtained in 92% yield with use of i-PrMgCl at -40°C: Okamoto, S.; Kasatkin, A.; Zubaidha, P. K.; Sato, F. J. Am. Chem. Soc. 1996, 118, 2208. Under Sato's reaction conditions, we believe the actual product was also ester 15, which underwent facile lactonization during workup with 3 N HCl.
    • (1996) J. Am. Chem. Soc. , vol.118 , pp. 2208
    • Okamoto, S.1    Kasatkin, A.2    Zubaidha, P.K.3    Sato, F.4
  • 27
    • 85033809496 scopus 로고    scopus 로고
    • note
    • (b) Indeed, in our hands, the experimental procedure of Sato gave 70% of 15 and 4% of 14, when the reaction was quenched with addition of water in lieu of 3 N HCl. Moreover, treatment of 15 with 3 N HCl at room temperature gave the lactone 14 in quantitative yield.


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