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Volumn 9, Issue 23, 1998, Pages 4109-4112

Lipase catalyzed regio- and stereospecific hydrolysis: Chemoenzymatic synthesis of both (R)- and (S)-enantiomers of α-lipoic acid

Author keywords

[No Author keywords available]

Indexed keywords

BUTYRIC ACID DERIVATIVE; BUTYRIC ACID ETHYL ESTER; THIOCTIC ACID; TRIACYLGLYCEROL LIPASE;

EID: 0032509428     PISSN: 09574166     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0957-4166(98)00447-9     Document Type: Article
Times cited : (27)

References (17)
  • 1
    • 0000251275 scopus 로고
    • Enzymes in Synthetic Organic Chemistry
    • Baldwin, J. E.; Magnes, P. D., Eds.; Pergamon: Oxford
    • Wong, C.-H.; Whitesides, G. M. Enzymes in Synthetic Organic Chemistry; Baldwin, J. E.; Magnes, P. D., Eds.; Tetrahedron Organic Chemistry Series; Pergamon: Oxford, 1994; Vol. 12.
    • (1994) Tetrahedron Organic Chemistry Series , vol.12
    • Wong, C.-H.1    Whitesides, G.M.2
  • 6
    • 0345649865 scopus 로고    scopus 로고
    • note
    • 20 -35.2 (c 1, methanol); ee 99.2% determined after acetylation to (S)-1. Optical purity of 3 can also be measured directly by chiral HPLC: solvent 12% isopropanol in hexane; flow rate 0.6 ml/min; retention times (S)-3: 23.3 and (R)-3: 24.3 min; ee 99.2%.
  • 8
    • 0003601534 scopus 로고    scopus 로고
    • Merck Index, pp. 1591, 9462.
    • Merck Index , pp. 1591
  • 10
    • 0345649862 scopus 로고    scopus 로고
    • note
    • 3 200 MHz) δ 1: 0.9 (t, 3H, J=7.5 Hz), 1.3 (m, 2H), 1.6 (m, 2H), 1.9-2.3 (m, 2H), 2.2 (s, 3H), 2.3 (s, 3H), 2.8 (t, 2H, 6.1 Hz), 4.0 (t, 2H, J=5.6 Hz), 4.1 (t, 1H, 7.0 Hz). 2: 1.85-2.2 (m, 2H), 2.21 (s, 3H), 2.26 (s, 3H), 2.9 (m, 2H), 4.3 (t, 1H, 7.1 Hz). 3: 1.0 (t, 3H, J=7.2 Hz), 1.3 (m, 2H), 1.6 (m, 2H), 1.9-2.3 (m, 2H), 2.3 (s, 3H), 2.9 (t, 2H, J=5.8 Hz), 4.0 (t, 2H, J=5.9 Hz), 4.3 (t, 1H, 7.2 Hz), 4: 1.5-2.0 (m, 6H), 2.4 (t, 2H, J=7.1 Hz), 2.5 (m, 2H), 3.15 (m, 2H), 3.6 (m, 1H).


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.