Patent · US Expired

3-Aminomethylene-2,4-pentanedione bis(thiosemicarbazone) derivatives, and their production and use

US4564472A · kind A · utility

9Cited by
5References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 30, 1983
Grant dateJan 14, 1986
Priority date
Expiry dateJun 30, 2003

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2123/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A radioactive diagnostic agent which comprises a physiologically active substance and a radioactive metallic element combined with a compound of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are each hydrogen, C.sub.1 -C.sub.3 alkyl or phenyl. The agent is characteristic in having a high stability even after being administered into a human body and showing the substantially the same behavior as the physiologically active substance itself in a human body.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.