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nitrosamines

nitrosamines Sentence Examples

  • Secondary amines yield nitrosamines, R 2 N NO, with nitrous acid.

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  • With nitrous acid, the primary amines yield alcohols, the secondary amines yield nitrosamines and the tertiary amines do not react: R�NH 2 +0NOH= R�OH+N2+H20; R2NH+ [[Onoh= R 2 N�No H]] 2 0.

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  • Both classes readily exchange the imide hydrogen for acid radicals, and give nitrosamines with nitrous acid.

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  • Diazo-Amines.-The diazo-amines, R N: N NHR I, are obtained by the action of primary amines on diazonium salts; by the action of nitrous acid on a free primary amine, an isodiazohydroxide being formed as an intermediate product which then condenses with the amine; and by the action of nitrosamines on primary amines.

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  • The nitrogen can also transform into nitrites, which can combine with the proteins in food to form nitrosamines, which are carcinogenic.

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  • The first company to remove cancer-causing nitrosamines from its products.

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  • Liquid formulas (eg foundations) often contain carcinogenic nitrosamines.

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  • nitrosamines in the stomach, thought to be carcinogenic agents.

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  • Secondary amines yield nitrosamines, R 2 N NO, with nitrous acid.

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  • With nitrous acid, the primary amines yield alcohols, the secondary amines yield nitrosamines and the tertiary amines do not react: R�NH 2 +0NOH= R�OH+N2+H20; R2NH+ [[Onoh= R 2 N�No H]] 2 0.

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  • Both classes readily exchange the imide hydrogen for acid radicals, and give nitrosamines with nitrous acid.

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  • Diazo-Amines.-The diazo-amines, R N: N NHR I, are obtained by the action of primary amines on diazonium salts; by the action of nitrous acid on a free primary amine, an isodiazohydroxide being formed as an intermediate product which then condenses with the amine; and by the action of nitrosamines on primary amines.

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