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脯氨酸水溶液的γ辐射分解

Gamma-radiolysis of aqueous solution of proline.

作者信息

Kopoldová J, Vorácek-Hübsch M

出版信息

Z Naturforsch C Biosci. 1975 Jul-Aug;30(4):474-7. doi: 10.1515/znc-1975-7-809.

DOI:10.1515/znc-1975-7-809
PMID:126589
Abstract

Gamma-radiolysis of 0.05 M neutral proline solution was investigated. As the main reaction of proline radiolysis in oxygenated solutions, the hydroxylation reactions leading to hydroxyproline formation and the reactions leading to the total destruction of the pyrrolidine ring were shown. In oxygen-free solutions the yield of these reactions decreased; in this medium combination reactions giving rise to higher molecular weight combination products (up to approx. 1500) belong to the most important ones. In addition to radiation-decarboxylation reactions the products of radiation-carboxylation reactions were also detected in the irradiated solution of proline free of oxygen.

摘要

研究了0.05M中性脯氨酸溶液的γ辐射分解。作为脯氨酸在含氧溶液中辐射分解的主要反应,显示了导致羟基脯氨酸形成的羟基化反应以及导致吡咯烷环完全破坏的反应。在无氧溶液中,这些反应的产率降低;在这种介质中,产生更高分子量结合产物(高达约1500)的结合反应是最重要的反应之一。除了辐射脱羧反应外,在无氧的脯氨酸辐照溶液中还检测到了辐射羧化反应的产物。

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