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. 28, 2021
Filed:
Nov. 18, 2019
Applicant:
Cassiopea S.p.a., Lainate, IT;
Inventors:
Mauro Ajani, Lainate, IT;
Luigi Moro, Cairate, IT;
Assignee:
Cassiopea S.P.A., Lainate, IT;
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/573 (2006.01); C07J 5/00 (2006.01); C07J 7/00 (2006.01); A61K 9/00 (2006.01); A61K 47/10 (2017.01); A61K 47/14 (2017.01); A61K 9/06 (2006.01); A61K 47/06 (2006.01); A61K 47/26 (2006.01); A61K 47/44 (2017.01); C12P 33/00 (2006.01);
U.S. Cl.
CPC ...
A61K 31/573 (2013.01); A61K 9/0014 (2013.01); A61K 9/06 (2013.01); A61K 47/06 (2013.01); A61K 47/10 (2013.01); A61K 47/14 (2013.01); A61K 47/26 (2013.01); A61K 47/44 (2013.01); C07J 5/0053 (2013.01); C07J 7/008 (2013.01); C07B 2200/13 (2013.01); C12P 33/005 (2013.01);
Abstract
The present invention refers to a new enzymatic process for obtaining 17α-monoesters of cortexolone and/or its 9,11-dehydroderivatives starting from the corresponding 17α,21-diesters which comprises an enzymatic alcoholysis reaction. Furthermore, the present invention refers to new crystalline forms of cortexolone-17α-propionate and 9,11-dehydro-cortexolone 17α-butanoate.