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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.:

US 4873326 B1

PDFFull Text
Date of Patent:
Oct. 10, 1989

Filed:

Aug. 11, 1988

Process for the preparation of n-alkylated caprolactams

Applicant:
Inventors:

Wolfgang Jakob, Moers, DE;

Wolfgang Alewelt, Krefeld, DE;

Erhard Tresper, Krefeld, DE;

Assignee:

Bayer Aktiengesellschaft, Leverkusen Bayerwerk, DE;

Attorney:

Connolly and Hutz

Primary Examiner:

Robert T Bond

Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
540538 ; 540485 ; 07D2 / ;
Abstract

This invention relates to a process for the preparation of N-alkylated caprolactams by the cyclization of N-alkylated caproic acids.

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