Patent · US Expired

3-Alkyl xanthene compounds

US3931232A · kind A · utility

11Cited by
0References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 24, 1974
Grant dateJan 6, 1976
Priority date
Expiry dateJun 24, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D311/82
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The compounds of this invention are 3-alkyl xanthenes having pharmacological activity such as central nervous system activity. Preferred compounds of this invention are 3-(1,2-dimethylheptyl)-5,6,7,8-tetrahydro-1-hydroxy-9-methylxanthene, 3-(1,2-dimethylheptyl)-1-hydroxy-6,9-dimethylxanthene and 3-(1,2-dimethylheptyl)-1-hydroxy-9-methylxanthene.

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