IODINE LABELLED RADIOACTIVE STILBENE DERIVATIVES, PROCESS AND INTERMEDIATES FOR THEIR PREPARATION, AND THEIR USE IN RADIOIMMUNO ASSAYS

摘要

Novel radioactive stilbene derivatives marked with iodine 125 or 131 of the formula I wherein each A and B are both hydrogen or together form a double bond and R is the remainder of amino acid of the formula R-NH2 or a derivative thereof possessing an iodine acceptor group and marked with iodine 125 or 131 and their preparation and antigens obtained therefrom and a process for preparing said antigens.