Patent · US Expired

1-substituted-1,4,7-triscarboxymethyl-1,4,7,10-tetraazacyclododecane and analogs

US4885363A · kind A · utility

189Cited by
11References
144Claims
0Family size

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Inventors

Key dates

Filing dateDec 23, 1987
Grant dateDec 5, 1989
Priority date—
Expiry dateDec 23, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F5/003
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Metal-chelating liquids having the formula ##STR1## wherein Y is oxygen or ##STR2## R.sub.1 is hydrogen, alkyl, arylalkyl aryl, alkoxy, hydroxyalkyl ##STR3## wherein G is ##STR4##

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