Molecular formula : C6H6N2O
MW : No. 98-21-214 122.13
nature : the white needle crystal or powder. 129-131 ° C melting point. The goods grams of soluble in a 1 ml of water, 1.5 ml and 10 ml of alcohol glycerol, soluble ether. Bitterpungent.
Preparation : nicotinic acid and ammonia salt derived after dehydration.
purposes : nicotinamide and nicotinic acid in most under a common voice, nicotinic acid in vivo was also generated nicotinamide. Intimate lack of nicotinamide and nicotinic acid, will receive rough skin disease. So they can prevent rough skin disease. Their protein and sugar metabolism works will improve human and animal nutrition. In addition to medicine, but also for a large number of food and feed additives. World production has more than 30,000 tons. In Japan, nicotinamide medicine for 40%, feed additives 50%. Food additives account for 10%. Nicotinic acid and nicotinamide nontoxic, natural-containing more animals in the liver, kidneys, yeast and bran, nicotinamide LD50 for rats were injected with 1.7 g / kg.
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