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:
Apr. 26, 2011
Filed:
Feb. 14, 2006
Applicant:
Yasuyuki Hozumi, Osaka, JP;
Inventor:
Yasuyuki Hozumi, Osaka, JP;
Assignee:
Shionogi & Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 477/20 (2006.01); C07D 207/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
An object of the present invention is to provide a carbapenem synthetic intermediate which is advantageous in an industrial process. There are provided a process for producing Compound (I), or a pharmaceutically acceptable salt, or a solvate, or a crystal thereof, comprising reacting Compound (III) and Compound (IV) in the presence of the secondary amine, and a benzyl alcoholated crystal of Compound (I). There are further provided a method of deprotecting Compound (I) with a Pd catalyst, and a crystal of Compound (IV).