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Patent Searching and Data


Title:
YOSAN OYOBI SONOTAISHASANBUTSUMOSHIKUHAJUDOTAINOHOSHANOBUNSEKIHO NARABINI BUNSEKYOSHAKU
Document Type and Number:
Japanese Patent JPS5143994
Kind Code:
A
Abstract:
Novel folic acid derivatives useful for radioassaying folic acid and its metabolites in biological liquids are prepared from pteroyl- gamma -glutamyl-tyrosines by iodination with I125 or I131.

Inventors:
MIKAERU JEIMUZU BARETSUTO
JOSEFU AABINGU DE GUROO
Application Number:
JP9711075A
Publication Date:
April 15, 1976
Filing Date:
August 09, 1975
Export Citation:
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Assignee:
SMITH KLINE INSTR
International Classes:
C07D475/04; G01N33/82; G01N33/52; (IPC1-7): G01N31/22; G01N33/16