Patent · US Expired

9-Amino-dibenzopyrans

US4152450A · kind A · utility

32Cited by
2References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 17, 1978
Grant dateMay 1, 1979
Priority date
Expiry dateFeb 17, 1998

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P29/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

1-Hydroxy-3-substituted-tetrahydro and hexahydrodibenzo[b,d]pyrans having an amino group or amino derivative at the 9-position are useful as analgesics, anti-depressants, anti-anxiety agents, hypotensive agents, and intermediates. Pharmaceutical formulations containing such 9-amino derivatives are provided, as well as a method of treating hypertension.

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