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. 26, 1988
Filed:
Jul. 23, 1987
Applicant:
Inventors:
Erhard Henkes, Einhausen, DE;
Klaus Halbritter, Mannheim, DE;
Herbert Mayr, Gross Groenau, DE;
Wilhelm Striepe, Hof, DE;
Rudolf Pock, Erlangen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585409 ; 585469 ;
Abstract
Indanes are prepared by reacting substituted or unsubstituted benzyl halides with olefins in the presence of a Lewis acid as catalyst by reacting benzyl halides I ##STR1## (where R.sup.1 and R.sup.2 =hydrogen, alkyl, alkoxy, cycloalkyl, aryl, aryloxy, aralkyl