Patent · US Expired

Process for the preparation of aromatic ethers

US5013855A · kind A · utility

0Cited by
1References
4Claims
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Assignee

Inventors

Key dates

Filing dateMay 22, 1990
Grant dateMay 7, 1991
Priority date
Expiry dateMay 22, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D303/22
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for the preparation of an aromatic ether of general formula: ##STR1## by the action of 3-chloro-1,2-propanediol sulfate on a phenol of general formula: EQU Ar--OH in the presence of an inorganic base. Use of a product obtained according to the process for the preparation of adrenergic .beta.-blockers.

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