Patent · US Expired

Phenethylamine derivatives

US4820734A · kind A · utility

2Cited by
2References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 1987
Grant dateApr 11, 1989
Priority date
Expiry dateNov 4, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C205/45
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The novel phenethylamine derivatives of the general formula ##STR1## wherein R.sup.1 and R.sup.2 each signify hydrogen, halogen, trifluoromethyl, lower alkoxy, lower alkyl, hydroxy or nitro, with the proviso that at least one of R.sup.1 and R.sup.2 is different from hydrogen, R.sup.3 and R.sup.4 each signify lower alkyl, n signifies the number 1, 2, 3 or 4 and B signifies the group --CO-- or --CHOH--, and their pharmaceutically acceptable acid addition salts have interesting analgesic and antidepressant properties. These substances can be manufactured according to various methods which are known per se and can be used as medicaments in the form of pharmaceutical preparation.

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