Studies on the Choline of Foods XI. : γ-Radiation Decomposition of Choline Chloride in Aqueous and Alcoholic Solutions
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概要
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Several conditions for the determinations of choline and trimethylamine were investigated previously to the radiation study, and a simplified reineckate method for the estimation of trimethylamine was established. In the radiation study, the dilute solutions (under 0.7 %) of choline chloride were exposed to γ-radiation. It was found that choline chloride in aqueous solution is easily decomposed and produces a large amount of trimethylamine, while choline ion in alcoholic solution has a firm resistance to the radiation decomposition. In the irradiated aqueous solution of choline chloride, mono- and dimethylamine were identified as the volatile amines other than trimethylamine by the dinitrophenyl-procedure and paper chromatography. These amines were estimated quantitatively by a colorimetric method.
- 大阪府立大学の論文
- 1964-03-31