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Volumn 132, Issue 28, 2010, Pages 9688-9692

Dynamic kinetic asymmetric synthesis of substituted pyrrolidines from racemic cyclopropanes and aldimines: Reaction development and mechanistic insights

Author keywords

[No Author keywords available]

Indexed keywords

ALDIMINES; ASYMMETRIC SYNTHESIS; DONOR-ACCEPTORS; DYNAMIC KINETIC ASYMMETRIC TRANSFORMATIONS; ENANTIOSELECTIVE PREPARATION; IMINIUM; MECHANISTIC STUDIES; PYRROLIDINES;

EID: 77954629829     PISSN: 00027863     EISSN: 15205126     Source Type: Journal    
DOI: 10.1021/ja1032277     Document Type: Article
Times cited : (227)

References (61)
  • 2
    • 33751433159 scopus 로고    scopus 로고
    • For a recent review of the stereoselective preparation of substituted pyrrolidines, see
    • For a recent review of the stereoselective preparation of substituted pyrrolidines, see: Pandey, G., Banerjee, P., and Gadre, S. R. Chem. Rev. 2006, 106, 4484
    • (2006) Chem. Rev. , vol.106 , pp. 4484
    • Pandey, G.1    Banerjee, P.2    Gadre, S.R.3
  • 42
    • 17744393466 scopus 로고    scopus 로고
    • For enantioselective transformations of racemic D-A cyclopropanes, see
    • For enantioselective transformations of racemic D-A cyclopropanes, see: Sibi, M. P., Ma, Z., and Jasperse, C. P. J. Am. Chem. Soc. 2005, 127, 5764
    • (2005) J. Am. Chem. Soc. , vol.127 , pp. 5764
    • Sibi, M.P.1    Ma, Z.2    Jasperse, C.P.3
  • 44
    • 0000513053 scopus 로고
    • For examples of 4-substituted pybox ligands used in asymmetric transformations, see
    • For examples of 4-substituted pybox ligands used in asymmetric transformations, see: Nishiyama, H., Yamaguchi, S., Kondo, M., and Itoh, K. J. Org. Chem. 1992, 57, 4306
    • (1992) J. Org. Chem. , vol.57 , pp. 4306
    • Nishiyama, H.1    Yamaguchi, S.2    Kondo, M.3    Itoh, K.4
  • 48
    • 77954627300 scopus 로고    scopus 로고
    • Reference 4f.
    • Reference 4f.
  • 49
    • 69249107674 scopus 로고    scopus 로고
    • We have found that the tert -butyl substituent is optimal for chiral recognition of malonyl cyclopropanes. See: Ph.D. Thesis, University of North Carolina, 2010.
    • Karimi, B. and Maleki, A. Chem. Commun. 2009, 5180 We have found that the tert -butyl substituent is optimal for chiral recognition of malonyl cyclopropanes. See: Parsons, A. T. Ph.D. Thesis, University of North Carolina, 2010.
    • (2009) Chem. Commun. , pp. 5180
    • Karimi, B.1    Maleki, A.2    Parsons, A.T.3
  • 50
    • 77954637217 scopus 로고    scopus 로고
    • 2-catalyzed annulations of aldimines and cyclopropanes, see: Reference 5a.
    • 2-catalyzed annulations of aldimines and cyclopropanes, see: Reference 5a.
  • 55
    • 77954645497 scopus 로고    scopus 로고
    • For annulation results with diisopropyl 2-(4-methoxyphenyl)cyclopropane- 1,1-dicarboxylate (1d) and dibenzyl 2-(4-methoxyphenyl)cyclopropane-1,1- dicarboxylate (1e), see the Supporting Information.
    • For annulation results with diisopropyl 2-(4-methoxyphenyl)cyclopropane- 1,1-dicarboxylate (1d) and dibenzyl 2-(4-methoxyphenyl)cyclopropane-1,1- dicarboxylate (1e), see the Supporting Information.
  • 59
    • 77954648445 scopus 로고    scopus 로고
    • 2 for (S)- 1 should be understood to mean selective reaction of (S)- 1a, (S)- 1b, (R)- 1c, and (S)- 1d, all of which possess the same disposition of the C-2 alkyl substituent
    • 2 for (S)- 1 should be understood to mean selective reaction of (S)- 1a, (S)- 1b, (R)- 1c, and (S)- 1d, all of which possess the same disposition of the C-2 alkyl substituent
  • 60
    • 77954627630 scopus 로고    scopus 로고
    • CCDC 773308 and CCDC 773309 contain the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via.
    • CCDC 773308 and CCDC 773309 contain the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data-request/cif.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.