Patent · US Expired

Substituted 2H,3H-2,1-benzisothiazole-S-oxides, method of use and pharmaceutical compositions thereof

US4031227A · kind A · utility

1Cited by
0References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 18, 1975
Grant dateJun 21, 1977
Priority date
Expiry dateSep 18, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D275/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention discloses substituted 2H,3H-2,1-benzisothiazole-S-oxides having pharmacological activity in animals and useful as CNS depressant agents. The compounds may be prepared by reacting a substituted 2H,3H-2,1-benzisothiazole with an oxidizing agent. The substituted 2H,3H-2,1-benzisothiazole may be prepared by reacting a substituted .alpha.-methylthio-o-toluidine with one equivalent of an oxidizing agent, followed by treatment with base.

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