Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2008 by Universidad Católica de Valparaíso -- Chile
Vol. 11 No. 1, Issue of January 15, 2008
 


Table 4. The rate of improvement (RI in h-1) in the enantiomeric excess of the substrate and the fit of the estimating line expressed as the coefficient of determination, r2. The value of RI precedes the value of r2.


Ibuprofen Concentration

60 mM

48 mM

36 mM

24 mM

 Isooctane

aw = 0.73

0.0085
0.9933

0.0077
0.9919

0.0078
0.9929

0.0086
0.9880

aw = 0.59

0.0071
0.9915

0.0068
0.9968

0.0065
0.9972

0.0063
0.9973

aw = 0.43

0.0038
0.9528

0.0039
0.9590

0.0042
0.9731

0.0045
0.9402

 2,5-Dimethylhexane

aw = 0.73

0.0051
0.9989

0.0041
0.9977

0.0033
0.9941

ND

aw = 0.59

0.0032
0.9514

0.0028
0.9603

0.0021
0.9790

ND

aw = 0.43

NR

NR

NR

ND

 2-Methylheptane

aw = 0.73

0.0075
0.9921

0.0074
0.9935

0.0073
0.9929

0.0073
0.9951

aw = 0.59

0.0073
0.9966

0.0067
0.9967

0.0064
0.9962

0.0059
0.9946

aw = 0.43

0.0024
0.9652

0.0037
0.9958

0.0033
0.9858

NR

 n-Octane

aw = 0.73

0.0062
0.9992

0.0057
0.9788

0.0051
0.9758

0.0060
0.9980

aw = 0.59

0.0048
0.9901

0.0051
0.9729

0.0041
0.9856

0.0042
0.9909

aw = 0.43

0.0017
0.9439

0.0020
0.9754

0.0021
0.9303

0.0025
0.9868

ND: indicates the reaction was not performed.
NR: indicates no reaction was observed.


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