2-Oxopropionaldehyde bis(thiosemicarbazone) derivatives

Details 2-Oxopropionaldehyde bis(thiosemicarbazone) derivatives 2-Oxopropionaldehyde bis(thiosemicarbazone) derivatives

1980-01-18

1981-09-01

Trousof, Natalie

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acids and salts thereof

2601125R, 424 1, C07C15705, C07C10352, A61K 4300

Patent

active

042873622

ABSTRACT:
A radioactive diagnostic agent which comprises a protein and a radioactive metallic element combined with intervention of a bifunctional chelating agent of the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each a hydrogen atom or a C.sub.1 -C.sub.3 alkyl group and is characteristic in having high stability even after administered into a human body.

REFERENCES:
patent: 3824276 (1974-07-01), Murray et al.
Nishimura, Yakugaku Zasshi, 97, pp. 671-675 (1977).

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