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.:

US 6706888 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 16, 2004

Filed:

Feb. 06, 2003
Applicant:
Inventors:

Jeong-Seok Chae, Seoul, KR;

Tai-Au Lee, Seoul, KR;

Sang-Seon Park, Anyang, KR;

Doo-Byung Lee, Seoul, KR;

Beom-Joo Maeng, Ansan, KR;

Assignee:

Yuhan Corporation, Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
C07D / ;
Abstract

The present invention provides a process for preparing an imidazole derivative or its salt which comprises reacting a tetrahydrofuran or tetrahydropyran derivative with formamidine or its salt in the presence of a base.


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Chae, Jeong-Seok. (2004). Processes for preparing imidazole derivatives and salts thereof (U.S. Patent No. 6706888). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6706888

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