Patent · US Expired

Compositions and method

US4751246A · kind A · utility

23Cited by
5References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 28, 1982
Grant dateJun 14, 1988
Priority date
Expiry dateJul 28, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C323/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Alpha-(aminoalkyl)-4-hydroxy-3-(alkylsulfinyl)benzenemethanols and 2-[4-hydroxy-3-(alkylsulfinyl)phenyl]ethylamines useful as antihypertensive agents are prepared by oxidation of the corresponding alpha-(aminoalkyl)-4-hydroxy-3-(alkylthio)benzenemethanols and 2-[4-hydroxy-3-(alkylthio)phenyl]ethylamines respectively.

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