Patent · US Expired

Selective oxidation of alkylbenzenes

US7326815B2 · kind B2 · utility

8Cited by
18References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 27, 2005
Grant dateFeb 5, 2008
Priority date
Expiry dateDec 27, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C409/10
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a process for producing phenol and a ketone of general formula R1COCH2R3 (I), in which R1 and R2 each independently represent an alkyl group having from 1 to 4 carbon atoms, said process comprising: in which R1 and R2 have the same meaning as in formula (I) and in which X represents a carbonyl (CO) group or a sulfonyl (SO2) group, n is 0, 1, 2, 3 or 4, R3 is one or several groups selected from a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an amino group and R4 is a hydrogen atom, an alkaline metal cation or an alkaline earth metal cation, or in the presence of N,N′,N″-trihydroxyisocyanuric acid (THICA), to produce a product comprising a hydroperoxide of general formula (IV)in which R1 and R2 have the same meaning as in formula (I), and

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