Patent · US Expired

Antiallergic imidodisulfamides

US4385047A · kind A · utility

4Cited by
5References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 5, 1981
Grant dateMay 24, 1983
Priority date
Expiry dateJan 5, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01B21/0935
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Imidodisulfamide derivatives useful in the treatment of allergic conditions are prepared by reaction of an appropriately substituted tetrahydroisoquinoline and bis-(chlorosulfonyl)imide in the presence of a non-nucleophilic organic base. Pharmaceutical compositions and methods of alleviating the symptoms of an allergic response are also disclosed.

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