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Industrial Biotransformations

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Enoyl-CoA hydratase<br />

Candida rugosa<br />

4) Process parameters<br />

ee: > 98 %<br />

space-time-yield: 5–10 g · L –1 ·d –1<br />

company: Kanegafuchi Chemical Industries Co., Ltd., Japan<br />

5) Product application<br />

● (R)-β-Hydroxy-n-butyric acid is used for the synthesis of a carbapenem intermediate:<br />

OH<br />

COOMe<br />

(R)-β-hydroxybutyric<br />

acid<br />

methyl ester<br />

Fig. 4.2.1.17 – 3<br />

6) Literature<br />

OSiMe2<br />

tBu CHO<br />

OSiMe t<br />

2 Bu<br />

(i) ClSO2NCO<br />

OSiR3 (ii) reduction<br />

● Sheldon, R.A. (1993) Chirotechnology, Marcel Dekker Inc., New York<br />

EC 4.2.1.17<br />

OSiMe2<br />

tBu OSiR3 ● Kieslich, K., (1991), <strong>Biotransformations</strong> of industrial use, 5th Leipziger Biotechnology Symposium<br />

1990, Acta Biotechnol. 11 (6), 559–570<br />

O<br />

NH<br />

OSiMe t<br />

2 Bu<br />

OAc<br />

O<br />

NH<br />

carbapenem intermediate<br />

469

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