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.

Date of Patent:
Aug. 21, 2018

Filed:

Oct. 21, 2016
Applicants:

Colgate-palmolive Company, New York, NY (US);

The Trustees of the University of Pennsylvania, Philadelphia, PA (US);

Inventors:

Stanislav Jaracz, Somerset, NJ (US);

Marisa Kozlowski, Wynnewood, PA (US);

Young Eun Lee, Elkins Park, PA (US);

Sun Min Kim, Philadelphia, PA (US);

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 37/055 (2006.01); C07C 37/14 (2006.01); C07C 41/24 (2006.01); C07C 41/09 (2006.01); C07C 41/22 (2006.01); C07C 39/21 (2006.01); C07C 37/50 (2006.01);
U.S. Cl.
CPC ...
C07C 37/0555 (2013.01); C07C 37/14 (2013.01); C07C 37/50 (2013.01); C07C 39/21 (2013.01); C07C 41/09 (2013.01); C07C 41/22 (2013.01); C07C 41/24 (2013.01);
Abstract

Disclosed herein are improved methods for the synthesis of honokiol, as well as methods for the synthesis of 3,3'-di-tert-butyl-5,5′-dimethyl-[1,1′-biphenyl]-2,4′-diol, 3′,5-dimethyl-[1,1′-biphenyl]-2,4′-diol, and 2,4′-dimethoxy-3′,5-dimethyl-1,1′-biphenyl, 3,3′,5,5′-tetra-tert-butyl-[1,1′-biphenyl]-2,4′-diol, and certain tetrasubstituted bisphenols, and uses therefor.


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