Title:
クロメン化合物
Document Type and Number:
Japanese Patent JP5685541
Kind Code:
B2
Abstract:
A photochromic chromene compound having an indeno(2,1-f)naphtho(1,2-b)pyran structure as its basic skeleton, an aryl group or a heteroaryl group at the 6-position carbon atom of the structure and an electron donor group having a Hammett constant à p of not more than -0.1 at the 7-position carbon atom.
Inventors:
高橋 利彰
竹中 潤治
百田 潤二
三道 光喜
寺西 一浩
竹中 潤治
百田 潤二
三道 光喜
寺西 一浩
Application Number:
JP2011531995A
Publication Date:
March 18, 2015
Filing Date:
September 15, 2010
Export Citation:
Assignee:
株式会社トクヤマ
International Classes:
C07D311/94; C07C43/23; C07C43/253; C07C43/257; C07C43/295; C07C43/315; C07C217/24; C07C217/78; C07C217/94; C07C239/04; C07C255/54; C07D207/06; C07D207/333; C07D209/08; C07D211/14; C07D295/08; C07D307/42; C07D333/16; C07D405/04; C07D407/04; C07D409/04; C08F2/44; C08J7/04; C09K9/02
Domestic Patent References:
JP2005289807A | 2005-10-20 | |||
JP2008537746A | 2008-09-25 | |||
JP2005112772A | 2005-04-28 | |||
JP2005187420A | 2005-07-14 |
Foreign References:
WO2007140071A1 | 2007-12-06 | |||
WO2005028465A1 | 2005-03-31 |
Attorney, Agent or Firm:
Masataka Oshima
Taizo Shiraishi
Taizo Shiraishi
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