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Enzyme catalysed resolution of 1,3-diarylpropan-1,3-diols
β Scribed by F. Levayer; C. Rabiller; C. Tellier
- Publisher
- Elsevier Science
- Year
- 1995
- Tongue
- English
- Weight
- 435 KB
- Volume
- 6
- Category
- Article
- ISSN
- 0957-4166
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β¦ Synopsis
Candida Rugosa Lipase (AY 30, Amano) is shown to be a very efficient catalyst for the resolution of enantiomeric 1,3-diaryl-1,3-diols by means of the transesterification reaction using vinyl acetate as an acyl donor. This enzyme also exerts a great diasteroselectivity and a pronounced regioselectivity in the monoacylation reaction of these cliols.
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The synthesis and resolution of 3,3%-bis(benzyloxy)-1,1%-binaphthalene-2,2%-diol 1 is described. A diastereomeric mixture of 7 (derived from (Β±)-1 and Boc-Ala-OH) was separated using crystallization and column chromatography.