Title:
NOVEL TECHNETIUM-LABELED COMPOUND
Document Type and Number:
Japanese Patent JPS62221693
Kind Code:
A
Abstract:
NEW MATERIAL:The compound of formula labeled with 99mTc.
USE: A diagnostic agent for nephrourinary tract. It rapidly dissipates from blood, has high renal selectivity and reduces the exposure of a subject to radiation.
PREPARATION: For example, nitrilotriacetic acid is made to react with acetic anhydride in a solvent such as pyridine at 100°C for 30min, allowed to cool, added with N-(4-aminobenzoyl)-L-glutamic acid and reacted at 100°C for 1W2hr. The resultant compound of formula is added with a solution of a pertechnetic acid in the presence of tin chloride.
Inventors:
MAEDA TATSUO
KONO AKIRA
OOYA MASAHITO
KONO AKIRA
OOYA MASAHITO
Application Number:
JP6068786A
Publication Date:
September 29, 1987
Filing Date:
March 20, 1986
Export Citation:
Assignee:
DAIICHI RADIOISOTOPE LAB
International Classes:
A61K51/00; C07F13/00; (IPC1-7): A61K49/02; C07F13/00
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