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:
Feb. 02, 2021
Filed:
Oct. 06, 2017
Applicant:
Jfe Chemical Corporation, Tokyo, JP;
Inventor:
Yoshinori Kitahara, Tokyo, JP;
Assignee:
JFE CHEMICAL CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 37/20 (2006.01); C07C 39/23 (2006.01); B01J 27/02 (2006.01); C07C 65/19 (2006.01); C07C 51/367 (2006.01); C07C 39/42 (2006.01); C07C 41/30 (2006.01); C07C 43/23 (2006.01);
U.S. Cl.
CPC ...
C07C 37/20 (2013.01); B01J 27/02 (2013.01); C07C 39/23 (2013.01); C07C 39/42 (2013.01); C07C 41/30 (2013.01); C07C 43/23 (2013.01); C07C 51/367 (2013.01); C07C 65/19 (2013.01); C07C 2603/18 (2017.05);
Abstract
Provided are: a method for producing fluorenylidene diallylphenols represented by formula (1), the method including a reaction step for reacting fluorenones represented by formula (2) and allylphenols represented by formula (3) in the presence of an acid catalyst, excluding compounds having mercapto groups, the amount of acid catalyst being 0.001-20 mol per mol of compound represented by formula (2); and fluorenylidene diallylphenols represented by formula (4).