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:
Feb. 26, 1991
Filed:
Oct. 26, 1988
Applicant:
Inventors:
Kaspar Bott, Wachenheim, DE;
Herwig Hoffmann, Frankenthal, DE;
Walter Scheidmeir, Limburgerhof, DE;
Horst Trapp, Plankstadt, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
546339 ; 546152 ; 568715 ;
Abstract
##STR1## where R.sup.1 is an aromatic or heterocyclic radical, R.sup.2 is a straight-chain or branched alkyl raical and R.sup.3 is hydrogen, methyl or ethyl, are prepared by reacting a secondary alcohol of the formula ##STR2## with a primary alcohol of the formula R.sup.2 OH (III) in the presence of an alkali metal hydroxide at from 150.degree. to 300.degree. C.