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Volumn 8, Issue 18, 2006, Pages 4129-4132

Asymmetric synthesis of new β,β-difluorinated cyclic quaternary α-amino acid derivatives

Author keywords

[No Author keywords available]

Indexed keywords

AMINO ACID; FLUORINE;

EID: 33748999565     PISSN: 15237060     EISSN: None     Source Type: Journal    
DOI: 10.1021/ol061733c     Document Type: Article
Times cited : (48)

References (47)
  • 9
    • 33749010759 scopus 로고    scopus 로고
    • See ref 1a, pp 1-2 and references therein
    • (b) See ref 1a, pp 1-2 and references therein.
  • 16
    • 0003420735 scopus 로고
    • Filler, R., Kobayashi, Y., Eds.; Elsevier Biomedical: Amsterdam
    • (b) Biomedical Aspects of Fluorine Chemistry; Filler, R., Kobayashi, Y., Eds.; Elsevier Biomedical: Amsterdam, 1982.
    • (1982) Biomedical Aspects of Fluorine Chemistry
  • 21
    • 1442360753 scopus 로고    scopus 로고
    • Wiley-VCH Verlag: Weinheim
    • Grubbs, R. H. In Handbook of Metathesis; Wiley-VCH Verlag: Weinheim, 2003; Vols. 1-3.
    • (2003) Handbook of Metathesis , vol.1-3
    • Grubbs, R.H.1
  • 26
    • 33748991045 scopus 로고    scopus 로고
    • note
    • The similarity of the retention time between dibenzalacetone (palladium ligand) and the final imino esters 5 made the purification of these compounds difficult, thus decreasing the yield of isolated products.
  • 31
    • 33748997824 scopus 로고    scopus 로고
    • note
    • The allyl zinc halide must be freshly prepared and used immediately in order to obtain the results indicated above.
  • 35
    • 0038106171 scopus 로고    scopus 로고
    • For revisions of organometallic additions to imines see: (a) Bloch, R. Chem. Rev. 1998, 98, 1407-1438.
    • (1998) Chem. Rev. , vol.98 , pp. 1407-1438
    • Bloch, R.1
  • 39
    • 0029812556 scopus 로고    scopus 로고
    • Nakamura et al. have used chiral bis-oxazolines in the enantioselective allylation of cyclic aldimines to obtain the corresponding secondary amines with good selectivities. Nakamura, M.; Hirai, A.; Nakamura, E. J. Am. Chem. Soc. 1996, 118, 8489-8490.
    • (1996) J. Am. Chem. Soc. , vol.118 , pp. 8489-8490
    • Nakamura, M.1    Hirai, A.2    Nakamura, E.3
  • 46
    • 0030598086 scopus 로고    scopus 로고
    • For the preparation of hindered allyl zinc derivatives (Table 2, entries 9-11), a different methodology was used: Hanessian, S.; Yang, R. Y. Tetrahedron Lett. 1996, 5273-5277.
    • (1996) Tetrahedron Lett. , pp. 5273-5277
    • Hanessian, S.1    Yang, R.Y.2
  • 47
    • 33749010222 scopus 로고    scopus 로고
    • note
    • For the X-ray structure of (+)-10, see Supporting Information.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.