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Volumn 52, Issue 17, 2011, Pages 2216-2220

Concise and highly selective asymmetric synthesis of acosamine from sorbic acid

Author keywords

2,3,6 Trideoxy 3 aminohexose; Acosamine; Ammonium directed olefinic oxidation; Conjugate addition

Indexed keywords

2,3,6 TRIDEOXY 3 AMINOHEXOSE ACOSAMINE; ALKENE; AMINOSUGAR; AMMONIA; METHYL N,O DIACETYL ALPHA ACOSAMINIDE; SORBIC ACID; UNCLASSIFIED DRUG;

EID: 79953165311     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2010.12.035     Document Type: Article
Times cited : (50)

References (57)
  • 7
    • 79953203235 scopus 로고    scopus 로고
    • note
    • 3-epi-Daunosamine is the only member of the 2,3,6-trideoxy-3-aminohexose family that has not been isolated from natural sources.
  • 30
    • 24344501374 scopus 로고    scopus 로고
    • For a review concerning the use of secondary lithium amides (derived from α-methylbenzylamine) as enantiopure ammonia equivalents for conjugate addition reactions, see
    • For a review concerning the use of secondary lithium amides (derived from α-methylbenzylamine) as enantiopure ammonia equivalents for conjugate addition reactions, see: Davies, S. G.; Smith, A. D.; Price, P. D. Tetrahedron: Asymmetry 2005, 16, 2833.
    • (2005) Tetrahedron: Asymmetry , vol.16 , pp. 2833
    • Davies, S.G.1    Smith, A.D.2    Price, P.D.3
  • 32
    • 0030007807 scopus 로고    scopus 로고
    • We have previously reported a route to L-daunosamine and D-3-epidaunosamine employing syn-dihydroxylation of tert-butyl (3S,αR)-3-[N-benzyl-N-(α-methylbenzyl) amino]hex-4-ene 13 under Sharpless AD conditions; see
    • We have previously reported a route to L-daunosamine and D-3-epidaunosamine employing syn-dihydroxylation of tert-butyl (3S,αR)-3-[N-benzyl-N-(α-methylbenzyl) amino]hex-4-ene 13 under Sharpless AD conditions; see: Davies, S. G.; Smyth, G. D. Tetrahedron: Asymmetry 1996, 7, 1273;
    • (1996) Tetrahedron: Asymmetry , vol.7 , pp. 1273
    • Davies, S.G.1    Smyth, G.D.2
  • 37
    • 79953211935 scopus 로고    scopus 로고
    • note
    • 4 gave (R)-N-benzyl-N-(α- methylbenzyl)amine; subsequent deprotonation with BuLi in THF generated a pink solution of lithium (R)-N-benzyl-N-(α-methylbenzyl)amide 11.
  • 39
    • 79953219829 scopus 로고
    • The higher yield for 13 (resulting from conjugate addition to tert-butyl ester 10) as compared to 12 (resulting from conjugate addition to methyl ester 9) reflects the decreased propensity of the latter to undergo detritic 1,2-addition; see: Refs. [17,19,22]. See also
    • The higher yield for 13 (resulting from conjugate addition to tert-butyl ester 10) as compared to 12 (resulting from conjugate addition to methyl ester 9) reflects the decreased propensity of the latter to undergo detritic 1,2-addition; see: Refs. [17,19,22]. See also: Davies, S. G.; Garrido, N. M.; Kruchinin, D.; Ichihara, O.; Kotchie, L. J.; Price, P. D.; Price Mortimer, A. J.; Russell, A. J.; Smith, A. D. Tetrahedron: Asymmetry 1793, 2006, 17.
    • (1793) Tetrahedron: Asymmetry , vol.2006 , pp. 17
    • Davies, S.G.1    Garrido, N.M.2    Kruchinin, D.3    Ichihara, O.4    Kotchie, L.J.5    Price, P.D.6    Price Mortimer, A.J.7    Russell, A.J.8    Smith, A.D.9
  • 47
    • 79953207017 scopus 로고    scopus 로고
    • note
    • The enantiomeric excess of 16 was determined by chiral HPLC analysis, for which the authors would like to thank Michael C. Willis and Robert H. Snell.
  • 49
    • 79953221182 scopus 로고    scopus 로고
    • note
    • 1 = 0.054 [I > -3.0σ(I)]. Crystallographic data (excluding structure factors) has been deposited with the Cambridge Crystallographic Data Centre as supplementary publication number CCDC 794238. Copies of the data can be obtained, free of charge, on application to CCDC, 12 Union Road, Cambridge, CB2 1EZ, UK [fax: +44(0)-1223-336033 or email: deposit@ccdc.cam.ac.uk].
  • 50
    • 79953220826 scopus 로고    scopus 로고
    • note
    • For a discussion concerning the regioselectivity of ring opening of epoxides derived from allylic amines under acidic conditions, see: Refs. [24a,b], and references cited therein.
  • 51
    • 79953207726 scopus 로고    scopus 로고
    • note
    • 1 = 0.067 [I > -3.0θ(I)]. Crystallographic data (excluding structure factors) has been deposited with the Cambridge Crystallographic Data Centre as supplementary publication number CCDC 794239. Copies of the data can be obtained, free of charge, on application to CCDC, 12 Union Road, Cambridge, CB2 1EZ, UK [fax: +44(0)-1223-336033 or email: deposit@ccdc.cam.ac.uk].
  • 52
    • 79953178282 scopus 로고    scopus 로고
    • note
    • 1 = 0.054 [I > -3.0σ(I)]. Crystallographic data (excluding structure factors) has been deposited with the Cambridge Crystallographic Data Centre as supplementary publication number CCDC 794240. Copies of the data can be obtained, free of charge, on application to CCDC, 12 Union Road, Cambridge, CB2 1EZ, UK [fax: +44(0)-1223-336033 or email: deposit@ccdc.cam.ac.uk].
  • 53
    • 0344799308 scopus 로고    scopus 로고
    • The single crystal X-ray structure of methyl N,O-diacetyl-α-L- acosaminide 24 has previously been reported; see
    • The single crystal X-ray structure of methyl N,O-diacetyl-α-L- acosaminide 24 has previously been reported; see: Henkel, S.; Menzel, A.; Jäger, V. Z. Kristallogr. New Cryst. Struct. 1998, 213, 795.
    • (1998) Kristallogr. New Cryst. Struct. , vol.213 , pp. 795
    • Henkel, S.1    Menzel, A.2    Jäger, V.Z.3
  • 54
    • 79953215724 scopus 로고    scopus 로고
    • note
    • 1 = 0.053 [I > -3.0σ(I)]. Crystallographic data (excluding structure factors) has been deposited with the Cambridge Crystallographic Data Centre as supplementary publication number CCDC 794241. Copies of the data can be obtained, free of charge, on application to CCDC, 12 Union Road, Cambridge, CB2 1EZ, UK [fax: +44(0)-1223-336033 or email: deposit@ccdc.cam.ac.uk].
  • 55
    • 79953219486 scopus 로고    scopus 로고
    • note
    • No anomeric ratio was reported.
  • 56
    • 79953224128 scopus 로고    scopus 로고
    • note
    • 3) [selected peaks] 49.3, 56.6, 70.8.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.