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:
Dec. 07, 2021
Filed:
Feb. 13, 2018
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Mathias Schelwies, Ludwigshafen am Rhein, DE;
Rocco Paciello, Ludwigshafen am Rhein, DE;
Ralf Pelzer, Lampertheim, DE;
Wolfgang Siegel, Ludwigshafen am Rhein, DE;
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/12 (2006.01); C07C 57/02 (2006.01); C07D 307/92 (2006.01);
U.S. Cl.
CPC ...
C07D 307/92 (2013.01);
Abstract
The present invention relates to a process for carbonylating allyl alcohols at low temperature, low pressure and/or low catalyst loading. In an alternative embodiment, an acylation product of the allyl alcohol is used for the carbonylation. The present invention likewise relates to the preparation of conversion products of these carbonylation products and specifically of (−)-ambrox.