Process for the preparation of technetium-99m diethylene triamine penta-acetic acid diester

摘要

A technetium-99m radiolabelled diethylene triamine pentaacetic acid diester kit and process for its preparation for the diagnosis of renal disorders wherein technetium-99m diethylene triamine pentaacetic acid dimethyl ester has Rf value=zero in silica gel/acetone TLC system and Rf value=1 in silica gel/acetonitrile water (1:1) TLC system and technicium-99m diethylene triamine pentaacetic acid dimethyl ester movement is of the order of half of the distance as compared to the standard compound, Technicium-99m dithelene triamine pentaacetic acid, on conducing paper electrophresis.