Patent · US Expired

N,N'-Bis[substituted-1,2,3,4-tetrahydroisoquinolinolyl]disulfonylimides and antiallergic compositions and method of use

US4315935A · kind A · utility

13Cited by
4References
25Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 13, 1980
Grant dateFeb 16, 1982
Priority date
Expiry dateJun 13, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D217/08
  • 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 tertiary amine.

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