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:
Mar. 19, 2024
Filed:
Apr. 30, 2019
Applicant:
Nederlandse Organisatie Voor Toegepast-natuurwetenschappelijk Onderzoek Tno, 's-Gravenhage, NL;
Inventors:
Marc Crockatt, 's-Hertogenbosch, NL;
Johan Urbanus, 's-Gravenhage, NL;
Assignee:
Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO, 's-Gravenhage, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 307/89 (2006.01); C07C 51/087 (2006.01); C07C 67/30 (2006.01); C07C 253/30 (2006.01); C07D 209/48 (2006.01); C07D 307/88 (2006.01);
U.S. Cl.
CPC ...
C07D 307/89 (2013.01); C07C 51/087 (2013.01); C07C 67/30 (2013.01); C07C 253/30 (2013.01); C07D 209/48 (2013.01); C07D 307/88 (2013.01);
Abstract
The invention is directed to a process for the ring-opening of a cycloadduct obtainable from a reaction of a furanic compound and a diene, said process comprising contacting the cycloadduct with an acidic mixture comprising sulfuric acid and an activating agent to obtain a ring-opened product. The present invention is particularly directed a continuous process.