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Industrial Biotransformations

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Nicotinic acid hydroxylase<br />

Achromobacter xylosoxidans<br />

3) Flow scheme<br />

Fig. 1.5.1.13 – 3<br />

4) Process parameters<br />

conversion: > 90 %<br />

yield: > 90 % (overall)<br />

selectivity: high<br />

chemical purity: > 99 %<br />

reactor type: batch<br />

reactor volume: 12,000 L<br />

capacity: several tons<br />

residence time: 12 h<br />

down stream processing: precipitation, centrifugation and drying<br />

production site: Visp, Switzerland<br />

company: Lonza AG, Switzerland<br />

5) Product application<br />

● Versatile building block chiefly in the synthesis of modern insecticides.<br />

EC 1.5.1.13<br />

215

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