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过程工程学报 2011
Asymmetric Reduction of 3,5-Bistrifluoromethyl Acetophenone with NADH Regeneration by Immobilized Cells of Saccharomyces rhodotorula in Aqueous-Organic Solvent Biphasic SystemKeywords: asymmetric reduction,3,5-bistrifluoromethyl acetophenone,5-bistrifluoromethylphenyl ethanol,immobilized cell,aqueous-organic solvent biphasic system Abstract: Asymmetric reduction of 3,5-bistrifluoromethyl acetophenone to produce(S)-3,5-bistrifluoromethylphenyl ethanol was successfully carried out with sodium alginate immobilized Saccharomyces rhodotorula cells in an aqueous-organic solvent biphasic system.The possible influential factors were examined thoroughly according to their effects on conversion rate and e.e of the product.Organic solvents were rated by their biocompatibility and conversion potential.The immobilized cells 125 mg/mL in 20 mmol/L Tris-HCl ...
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