1: 42 percent / 22 h / 0.1 M phosphate buffer (pH 7.0), Pseudomonas sp. (SAM II) lipase 2: 1.) trimethyloxonium tetrafluoroborate, 2.) aq. NaOH / 1.) CH2Cl2, RT, 2 h, 2.) CH2Cl2, 2.5 h View Scheme

1: 1M NaOH / lipase from Pseudomonas cepacia (SAM-I) 2: Raney-Nickel / methanol View Scheme

2: 99 percent / K2CO3, H2O / methanol / 12 h / Ambient temperature 3: 1.) trimethyloxonium tetrafluoroborate, 2.) aq. NaOH / 1.) CH2Cl2, RT, 2 h, 2.) CH2Cl2, 2.5 h View Scheme