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Volumn , Issue 20, 2009, Pages 3327-3329

Lipase-catalyzed regioselective one-step synthesis of penta- O-acetyl-3-hydroxylactal

Author keywords

Carbohydrates ; Enzyme catalysis; Hydrolysis ; Regioselectivity ; Supported catalysts

Indexed keywords


EID: 67650504067     PISSN: 1434193X     EISSN: 10990690     Source Type: Journal    
DOI: 10.1002/ejoc.200900357     Document Type: Article
Times cited : (10)

References (25)
  • 21
    • 67650418762 scopus 로고    scopus 로고
    • All the lipase-immobilized preparations were containing 4 mg of pure lipase per gram, of solid. For more details, see Supporting Information.
    • All the lipase-immobilized preparations were containing 4 mg of pure lipase per gram, of solid. For more details, see Supporting Information.
  • 22
    • 67650460381 scopus 로고    scopus 로고
    • 3) ppm. 2D-COSY was used to assign the signals.
    • 3) ppm. 2D-COSY was used to assign the signals.
  • 23
    • 67650372668 scopus 로고    scopus 로고
    • For the scale-up of the reaction to 8 g/L, 0.71 mmol of 1 was hydrolyzed in 50 mL of a solution of 50 mM sodium acetate (80%) and acetonitrile (20%) at pH 5 by using 5 g of octylRML preparation.
    • For the scale-up of the reaction to 8 g/L, 0.71 mmol of 1 was hydrolyzed in 50 mL of a solution of 50 mM sodium acetate (80%) and acetonitrile (20%) at pH 5 by using 5 g of octylRML preparation.
  • 24
    • 67650436764 scopus 로고    scopus 로고
    • 13C NMR (300 MHz, CDCl3, δ, 170.58, 170.03, 169.60, 143.75, 102.66, 102.19, 81.96, 73.77, 71.51, 70.82, 68.70, 68.26, 66.98, 62.58, 62.1.0, 20.79, 20.59, 20.55, 20.45 ppm, a]D 25, 60 (c, 0.48, CH2Cl2, M.p. 56.2-57.5 °C. MS (FAB, caled. for C22H30O14 518.1636; found 541.1541 [M, Na, C22H30O14 51.8.16, caled. C 50.96, H 5.83, O 43.20; found C 49.55, H 5.72, O 42.80
    • 14 (51.8.16): caled. C 50.96, H 5.83, O 43.20; found C 49.55, H 5.72, O 42.80.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.