Published June 18, 1996 | Version v1
Miscellaneous Open

Research of organic chelating agents for the decorporation of uranyl ion

Description

A methodology for the treatment of internal uranium contamination has been developed. The assumption of departure is that it is possible that an organic molecule chelates uranium in vivo and eliminates it by natural channels. This methodology consists of beforehand identify the chemical (complexing) and biological characteristics (stability, toxicity...) required to the molecule to succeed in eliminating the uranium of a living organism. These characteristics, determined by the study of two families of complexing molecules, calixarenes and tripods, led to the establishment of a specification. Parallelly, a study in molecular modeling, in uranyl ion complexing, made it possible to carry out a first sorting of molecules likely to incorporate uranium. (author)

Abstract (French)

Une methodologie pour le traitement de la contamination interne par l'uranium a ete mise au point. L'hypothese de depart est qu'il est possible qu'une molecule organique complexe l'uranium in vivo et l'elimine par les voies naturelles. Cette methodologie consiste a determiner au prealable, les caracteristiques chimiques (complexation) et biologiques (stabilite, toxicite...) necessaires a la molecule pour parvenir a eliminer l'uranium d'un organisme vivant. Ces caracteristiques, determinees par l'etude de deux familles de molecules complexantes, les calixarenes et les tripodes, ont conduit a la mise en place d'un cahier des charges. Parallelement, une etude en modelisation moleculaire, de la complexation de l'ion uranyle, a permis de realiser un premier tri des molecules susceptibles de decorporer l'uranium. (auteur)

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Additional details

Additional titles

Original title (French)
Recherche de molecules organiques complexantes pour la decorporation de l'ion uranyle

Publishing Information

Imprint Pagination
192 p.
Report number
FRCEA-TH--12266

Optional Information

Notes
181 refs.; Available from the INIS Liaison Officer for France, see the INIS website for current contact and E-mail addresses