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:
Jun. 14, 2016
Filed:
Nov. 10, 2015
Shionogi & Co., Ltd., Osaka, JP;
Viiv Healthcare Company, Research Traingle Park, NC (US);
Hiroshi Yoshida, Osaka, JP;
Yoshiyuki Taoda, Osaka, JP;
Brian Alvin Johns, Research Triangle Park, NC (US);
Takashi Kawasuji, Osaka, JP;
Daiki Nagamatsu, Osaka, JP;
SHIONOGI & CO., LTD., Osaka, JP;
ViiV HEALTHCARE COMPANY, Research Triangle Park, NC (US);
Abstract
The invention is a process for the preparation of a compound of the following formula (I): wherein R is —CHO, —CH(OH)or —CH(OH)(OR); Pis H or a hydroxyl protecting group; Pis H or a carboxy protecting group; Ris H, halogen, hydroxy, optionally substituted lower alkyl, optionally substituted cycloalkyl, etc.; Ris H, halogen or R—X—NR—C(O)—; etc. as defined in the specification. The compounds are useful as intermediates in synthesizing compounds having HIV integrase inhibitory activity.