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:
May. 29, 1990
Filed:
Jun. 17, 1988
Applicant:
Inventors:
Michael Hesse, Ludwigshafen, DE;
Wolfgang Hoelderich, Frankenthal, DE;
Matthias Schwarzmann, Limburgerhof, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
546184 ; 548400 ; 546348 ;
Abstract
N-heterocycles of the general formulae (I) and (II) ##STR1## where R.sup.1 and R.sup.4 to R.sup.9 are each hydrogen, alkyl, aryl, aralkyl, alkylaryl or cycloalkyl and R.sup.2 and R.sup.3 are each an alkyl, alkylaryl, substituted alkyl or cycloalkyl group, are prepared by a process in which an olefin of the formula (III) or (IV) ##STR2## where R.sup.2 to R.sup.9 have the above meanings, is reacted with NH.sub.3 or with a primary amine of the formula H.sub.2 NR.sup.1, where R.sup.1 has the above meanings, in the presence of a zeolite as a catalyst.