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:
Jul. 09, 2002
Filed:
Apr. 18, 2001
Applicant:
Inventors:
Tomoyuki Suzuki, Tsukuba, JP;
Fumisato Goto, Tsukuba, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 3/700 ;
U.S. Cl.
CPC ...
C07C 3/700 ;
Abstract
A method for producing ortho-alkylated phenols comprising reacting phenols represented by the general formula (1) with monohydric or dihydric alcohol in the presence of germanium oxide under conditions in which said alcohol is in the supercritical condition, wherein each of R , R , R , R and R independently represents a hydrogen atom, or a linear or branched alkyl group having 1 to 10 carbon atoms.