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:
Oct. 06, 2020
Filed:
Feb. 19, 2020
Applicant:
Mitsubishi Chemical Corporation, Chiyoda-ku, JP;
Inventor:
Yoshiyuki Tanaka, Tokyo, JP;
Assignee:
Mitsubishi Chemical Corporation, Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C 29/153 (2006.01); C07F 9/145 (2006.01); B01J 31/18 (2006.01); C07C 45/50 (2006.01);
U.S. Cl.
CPC ...
C07C 29/153 (2013.01); B01J 31/185 (2013.01); C07C 45/505 (2013.01); C07F 9/145 (2013.01); B01J 2231/321 (2013.01); B01J 2531/822 (2013.01);
Abstract
An object of the present invention is to provide a bisphosphite compound giving higher selectivity for the target product with maintaining a high reaction rate. The present invention relates to a dihydroxybiphenyl compound represented by the following formula (1) and a bisphosphite compound represented by the following formula (2): wherein in formulae (1) and (2), each of Rto R, Rto R, and Zto Zis the same as defined in the description.