Process for preparing nicotinamide

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing heterocyclic carbon compound having only o – n – s,...

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435129, 435170, 4352521, C12P 1712

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active

057190453

ABSTRACT:
A process for preparing nicotinamide, wherein, in the first stage, 2-methyl-1,5-diaminopentane is catalytically converted into 3-picoline, then the 3-picoline is converted via an ammonoxidation into 3-cyanopyridine and, finally, the 3-cyanopyridine is converted microbiologically into the nicotinamide.

REFERENCES:
patent: 5179014 (1993-01-01), Watanabe et al.
patent: 5258305 (1993-11-01), Yamada et al.
patent: 5334519 (1994-08-01), Yamada et al.
Ullmann's Encyklopadie der technischen Chemie, 4th edition, vol. 23, pp. 708 ff.
Ullmann's Encyklopadie der technischen Chemie, 4th edition, vol. 19, pp. 602 ff.

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