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:
Sep. 25, 2012
Filed:
Nov. 20, 2008
Applicants:
Toshimasa Hamada, Tokyo, JP;
Noriaki Nagahama, Funabashi, JP;
Masami Kozawa, Funabashi, JP;
Yoshiharu Iwabuchi, Sendai, JP;
Masatoshi Shibuya, Sendai, JP;
Masaki Tomizawa, Sendai, JP;
Yusuke Sasano, Sendai, JP;
Inventors:
Toshimasa Hamada, Tokyo, JP;
Noriaki Nagahama, Funabashi, JP;
Masami Kozawa, Funabashi, JP;
Yoshiharu Iwabuchi, Sendai, JP;
Masatoshi Shibuya, Sendai, JP;
Masaki Tomizawa, Sendai, JP;
Yusuke Sasano, Sendai, JP;
Assignees:
Nissan Chemical Industries, Ltd., Tokyo, JP;
Tohoku Techno Arch Co., Ltd., Sendai-shi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 451/14 (2006.01); C07C 61/29 (2006.01); C07C 211/41 (2006.01); C07C 247/00 (2006.01); C07C 271/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a method for producing 2-azaadamantanes represented by formula (1) in good yields. The method includes cyclizing a compound represented by formula (2) in the presence of an acid.