Patents by Inventor Yuntong ZHAI

Yuntong ZHAI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Heterocyclic carboxylic acid amide ligand and applications thereof in copper catalyzed coupling reaction of aryl halogeno substitute
    Patent number: 10759765
    Abstract: Provided are a heterocyclic carboxylic acid amide ligand and applications thereof in a copper catalyzed coupling reaction. Specifically, provided are uses of a compound represented by formula (I), definitions of radical groups being described in the specifications. The compound represented by formula (I) can be used as the ligand in the copper catalyzed coupling reaction of the aryl halogeno substitute, and is used or catalyzing the coupling reaction for forming the aryl halogeno substitute having C—N, C—O, C—S and other bonds.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: September 1, 2020
    Assignee: CE Pharm Co., Ltd.
    Inventors: Dawei Ma, Wei Zhou, Mengyang Fan, Haibo Wu, Junli Yin, Xi Jiang, Yuntong Zhai, Songtao Niu
  • HETEROCYCLIC CARBOXYLIC ACID AMIDE LIGAND AND APPLICATIONS THEREOF IN COPPER CATALYZED COUPLING REACTION OF ARYL HALOGENO SUBSTITUTE
    Publication number: 20190127337
    Abstract: Provided are a heterocyclic carboxylic acid amide ligand and applications thereof in a copper catalyzed coupling reaction. Specifically, provided are uses of a compound represented by formula (I), definitions of radical groups being described in the specifications. The compound represented by formula (I) can be used as the ligand in the copper catalyzed coupling reaction of the aryl halogeno substitute, and is used or catalyzing the coupling reaction for forming the aryl halogeno substitute having C—N, C—O, C—S and other bonds.
    Type: Application
    Filed: April 14, 2017
    Publication date: May 2, 2019
    Applicant: CE Pharm Co., LTD.
    Inventors: Dawei MA, Wei ZHOU, Mengyang FAN, Haibo WU, Junli YIN, Xi JIANG, Yuntong ZHAI, Songtao NIU