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:
Aug. 08, 1995
Filed:
Oct. 26, 1994
Applicant:
Inventors:
Masami Igi, Osaka, JP;
Taketo Hayashi, Yao, JP;
Assignee:
Sumika Fine Chemicals Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
544118 ; 544 586 ; 544276 ; 544277 ;
Abstract
The present invention is directed to a method for production of a 2-amino-6-halogenopurine, a novel synthesis intermediate therefor and a method for production of said synthesis intermediate. The desired 2-amino-6-halogenopurine is an intermediate for the production of the compounds useful as antiviral agents, and by using the compound of the present invention as a starting material, the 2-amino-6-halogenopurine can be produced in high yield.
Quick Actions:
Igi, Masami. (1995). Method for production of 2-amino-6-halogenopurine derivatives (U.S. Patent No. 5440037). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5440037
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile