The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 24, 1979
Filed:
Oct. 23, 1974
Applicant:
Inventor:
Michel Jouffret, Francheville-le-Bas, FR;
Assignee:
Rhone Poulenc, S.A., Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
2603 / ;
Abstract
Trimethyl-p-benzoquinone is produced in good yields quickly by oxidation of 2,3,6-trimethyl-phenol in the presence of a complex cobalt salt of the general formula: ##STR1## in which: R.sup.1 and R.sup.2, which can be identical or different, each represents an alkoxy radical possessing 1 to 4 carbon atoms, and R.sup.3 represents a divalent hydrocarbon radical possessing 2 to 15 carbon atoms, in an inert organic solvent medium.