Patents by Inventor Chaoqian XU

Chaoqian XU 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).

  • Emodin succinyl ester compound, preparation method therefor and application thereof
    Patent number: 11254635
    Abstract: Disclosed in the present invention are an emodin succinyl ester compound, a preparation method therefor and a use thereof, the emodin succinyl ester compound having the structure as represented by formula I (R being a C1-5 alkyl group). The method provided in the present invention has a simple method course, and may effectively save time in synthesis and reduce costs, being simple to operate, being easy to implement, and being suitable for industrial production. Experiments show that the emodin succinyl ester compound of the present invention may better promote the healing of diabetic wounds than emodin, and may be used for preparing a drug for promoting the healing of diabetic wounds.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: February 22, 2022
    Assignee: JIANGSU KANION PHARMACEUTICAL CO., LTD.
    Inventors: Baofeng Yang, Wei Xiao, Yong Zhang, Zhimin Du, Jinhui Wang, Zhenzhong Wang, Yunlong Bai, Yanjie Lv, Xueshi Huang, Chaoqian Xu, Xin Li
  • EMODIN SUCCINYL ESTER COMPOUND, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF
    Publication number: 20200399199
    Abstract: Disclosed in the present invention are an emodin succinyl ester compound, a preparation method therefor and a use thereof, the emodin succinyl ester compound having the structure as represented by formula I (R being a C1-5 alkyl group). The method provided in the present invention has a simple method course, and may effectively save time in synthesis and reduce costs, being simple to operate, being easy to implement, and being suitable for industrial production. Experiments show that the emodin succinyl ester compound of the present invention may better promote the healing of diabetic wounds than emodin, and may be used for preparing a drug for promoting the healing of diabetic wounds.
    Type: Application
    Filed: November 30, 2018
    Publication date: December 24, 2020
    Inventors: Baofeng YANG, Wei XIAO, Yong ZHANG, Zhimin DU, Jinhui WANG, Zhenzhong WANG, Yunlong BAI, Yanjie LV, Xueshi HUANG, Chaoqian XU, Xin LI