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:
Jun. 28, 1983
Filed:
Feb. 10, 1982
Applicant:
Inventors:
Wolfgang Merk, Hanau, DE;
Rudolf M Wagner, Illertissen, DE;
Peter Werle, Geinhausen, DE;
Robert S Nygren, Hanau, DE;
Assignee:
Degussa AG, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568648 ;
Abstract
Guaiacol glycerine ether is obtained in very good yield and in very high purity by reacting glycidol with o-methyoxyphenol in the presence of an alkali hydroxide, an alkali alcoholate, an alkali cyanate or an alkali thiocyanate at 80.degree. to 150.degree. C. An especially effective purification of the crude product can be obtained by adding hydrogen peroxide, preferably prior to cooling.