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:
Nov. 23, 2021
Filed:
Jun. 20, 2018
Applicant:
Bayer Aktiengesellschaft, Leverkusen, DE;
Inventors:
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 209/54 (2006.01); C07C 211/60 (2006.01);
U.S. Cl.
CPC ...
C07C 209/54 (2013.01); C07C 211/60 (2013.01);
Abstract
The present invention relates to a method for preparing substituted 4-aminoindane derivatives of the general formula (I) by rearrangement of compounds of the formula (II) in HF, wherein R, R, R, R, and Rhave the definitions as specified in the description.