Published Online: 15 JUL 2006
Copyright © 2002 by Wiley-VCH Verlag GmbH & Co. KGaA
Ullmann's Encyclopedia of Industrial Chemistry
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Güthner, T. and Mertschenk, B. 2006. Cyanamides. Ullmann's Encyclopedia of Industrial Chemistry. .
- Published Online: 15 JUL 2006
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Calcium cyanamide is produced from calcium carbide and nitrogen gas by an exothermic solid nitrogenation at 1000°C. It is used as a slow release nitrogen fertilizer with beneficial side effects against soilborne deseases. In chemical industry, it is the base for cyanamide and thiourea chemistry.
Cyanamide is a fairly stable, toxic substance obtained from calcium cyanamide by reaction with water and carbon dioxide. It has vast applications in industrial nitrogen organic chemistry, and is also directly used as a plant protection agent.
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