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. 03, 2001
Filed:
Feb. 29, 2000
Applicant:
Inventors:
Ralf Klintz, Grünstadt, DE;
Norbert Götz, Worms, DE;
Michael Keil, Freinsheim, DE;
Manfred Heilig, Ludwigshafen, DE;
Horst Wingert, Mannheim, DE;
Uwe Josef Vogelbacher, Ludwigshafen, DE;
Josef Wahl, Schifferstadt, DE;
Frank Wetterich, Mutterstadt, DE;
Gregor Daun, Heidelberg, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07C / ;
U.S. Cl.
CPC ...
C07D / ; C07C / ;
Abstract
The invention relates to a method for producing N-acylated (hetero)aromatic hydroxylamine derivatives of formula (I), wherein the substituents, the ring atom and the index have the meanings give in the Description, by hydrogenating a (hetero)aromatic nitro-compound of general formula (II) in the presence of a hydrogenation catalyst.