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Volumn 64, Issue 6, 1999, Pages 1993-2002

Alkyl substituent effects on pipecolyl amide isomer equilibrium: Efficient methodology for synthesizing enantiopure 6-alkylpipecolic acids and conformational analysis of their N-acetyl N'-methylamides

Author keywords

[No Author keywords available]

Indexed keywords

6 TERT BUTYLPIPECOLINAMIDE; N ACETYL N METHYLPIPECOLINAMIDE; PIPECOLIC ACID DERIVATIVE; UNCLASSIFIED DRUG;

EID: 0033583198     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo982181h     Document Type: Article
Times cited : (59)

References (77)
  • 34
  • 38
    • 0030220431 scopus 로고    scopus 로고
    • diastereoselective additions to chiral iminium ions
    • Syntheses of optically active 6-substituted pipecolates include the following: enzymatic desymmetrisation (a) Chênevert, R.; Morin, M.-P. Tetrahedron: Asymmetry 1996, 9, 2161; diastereoselective additions to chiral iminium ions
    • (1996) Tetrahedron: Asymmetry , vol.9 , pp. 2161
    • Chênevert, R.1    Morin, M.-P.2
  • 41
  • 56
    • 0344887842 scopus 로고    scopus 로고
    • manuscript in preparation
    • 5,6-Dialkylpipecolates have also been prepared using this methodology: Swarbrick, M. E.; Lubell, W. D. manuscript in preparation.
    • Swarbrick, M.E.1    Lubell, W.D.2
  • 58
    • 0344456041 scopus 로고    scopus 로고
    • note
    • 2 = 0.0584 for all data; GOF = 0.990. The author has deposited the atomic coordinates for the structure of 5 with the Cambridge Crystallographic Data Center. The coordinates can be obtained, on request, from the Cambridge Crystallographic Data Center, 12 Union Road, Cambridge, CB2 1EZ, UK.
  • 59
  • 64
    • 0006710707 scopus 로고
    • Although it is listed in the Aldrich Chemical Co. 1996-97 catalogue for $40.70 Canadian per gram, we synthesize >250 g batches of 9-bromo-9-phenylfluorene from inexpensive fluorenone, bromobenzene, butyllithium and HBr in >80% yield using the convenient protocol described in: Jamison, T. F.; Lubell, W. D.; Dener, J. M.; Krisché, M. J.; Rapoport, H. Org. Synth. 1992, 71, 220.
    • (1992) Org. Synth. , vol.71 , pp. 220
    • Jamison, T.F.1    Lubell, W.D.2    Dener, J.M.3    Krisché, M.J.4    Rapoport, H.5


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.