Patent · US Expired

Process for the preparation of aromatic carbonates

US4182726A · kind A · utility

55Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 28, 1977
Grant dateJan 8, 1980
Priority date
Expiry dateMar 28, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C68/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

An aromatic carbonate having the formula: ##STR1## wherein R' is alkyl and R is alkyl, alkoxy, aryl, aryloxy or NO.sub.2, is prepared by reacting the related phenol or an acyl ester thereof with an alkyl, cyclic or aryl-alkyl carbonate in the presence of a catalyst such as AlCl.sub.3.

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