Patents by Inventor Yongchun Pan

Yongchun Pan 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).

  • CRYSTALLINE FORM OF A PD-1/PD-L1 INHIBITOR
    Publication number: 20220144832
    Abstract: The present invention relates to crystalline forms of the PD-1/PD-L1 inhibitor (R)-1-((7-cyano-2-(3?-(3-(((R)-3-hydroxypyrrolidin-1-yl)methyl)-1,7-naphthyridin-8-ylamino)-2,2?-dimethylbiphenyl-3-yl)benzo[d]oxazol-5-yl)methyl)pyrrolidine-3-carboxylic acid, including methods of preparation thereof, and related synthetic intermediates, where the compound is useful in the treatment of various diseases including infectious diseases and cancer.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Inventors: Zhongjiang Jia, Shili Chen, Mei Li, Pingli Liu, Yongchun Pan, Yongzhong Wu, Jiacheng Zhou
  • PROCESS OF PREPARING A PD-1/PD-L1 INHIBITOR
    Publication number: 20220144830
    Abstract: The present invention relates to processes of preparing PD-1/PD-L1 inhibitor (R)-1-((7-cyano-2-(3?-(3-(((R)-3-hydroxypyrrolidin-1-yl)methyl)-1,7-naphthyridin-8-ylamino)-2,2?-dimethylbiphenyl-3-yl)benzo[d]oxazol-5-yl)methyl)pyrrolidine-3-carboxylic acid, or salts thereof, related synthetic intermediates, and salts of the intermediates, where the PD-1/PD-L1 inhibitor is useful in the treatment of various diseases including infectious diseases and cancer.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Inventors: Jiacheng Zhou, Shili Chen, Zhongjiang Jia, Yi Li, Qiyan Lin, Pingli Liu, Yongchun Pan, Timothy Martin, Bo Shen, Chongsheng Eric Shi, Naijing Su, Yongzhong Wu, Michael Xia
  • PROCESS AND INTERMEDIATES FOR PREPARING A JAK INHIBITOR
    Publication number: 20220056035
    Abstract: The present invention is related to processes for preparing ruxolitinib, or a salt thereof, and related synthetic intermediates related thereto.
    Type: Application
    Filed: August 17, 2021
    Publication date: February 24, 2022
    Inventors: Jiacheng Zhou, Shili Chen, Pingli Liu, David J. Meloni, James M. Parks, Yongchun Pan, Naijing Su, Michael Xia
  • PROCESS AND INTERMEDIATES FOR PREPARING A JAK1 INHIBITOR
    Publication number: 20220056034
    Abstract: The present invention is related to processes for preparing itacitinib, or a salt thereof, and related synthetic intermediates related thereto.
    Type: Application
    Filed: August 17, 2021
    Publication date: February 24, 2022
    Inventors: Jiacheng Zhou, Shili Chen, Pingli Liu, David J. Meloni, Yongchun Pan, Naijing Su, Michael Xia
  • SALTS AND PROCESSES OF PREPARING A PI3K INHIBITOR
    Publication number: 20220024934
    Abstract: The present application provides processes for preparing (R)-4-(3-((S)-1-(4-amino-3-methyl-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)-5-chloro-2-ethoxy-6-fluorophenyl)pyrrolidin-2-one, which is useful as an inhibitor phosphoinositide 3-kinase-delta (PI3K?), as well as a salt form and intermediates related thereto.
    Type: Application
    Filed: July 1, 2021
    Publication date: January 27, 2022
    Inventors: Lei Qiao, Lingkai Weng, Chongsheng Eric Shi, David Meloni, Qiyan Lin, Michael Xia, Vaqar Sharief, William Frietze, Zhongjiang Jia, Yongchun Pan, Pingli Liu, Tai-Yuen Yue, Jiacheng Zhou
  • PROCESSES OF PREPARING A JAK1 INHIBITOR
    Publication number: 20210380563
    Abstract: The present application provides processes for preparing 4-[3-(cyanomethyl)-3-(3?,5?-dimethyl-1H, 1?H-4,4?-bipyrazol-1-yl)azetidin-1-yl]-2,5-difluoro-N-[(1S)-2,2,2-trifluoro-1-methylethyl]benzamide, and phosphoric acid salt thereof, which is useful as a selective (Janus kinase 1) JAK1 inhibitor, as well as salt forms and intermediates related thereto.
    Type: Application
    Filed: June 2, 2021
    Publication date: December 9, 2021
    Inventors: Jiacheng Zhou, Yingrui Dai, Zhongjiang Jia, Yongchun Pan, James M. Parks, Anthony J. Tomaine, Jianji Wang, Aibin Zhang
  • SALTS OF AN LSD1 INHIBITOR AND PROCESSES FOR PREPARING THE SAME
    Publication number: 20210300891
    Abstract: The present invention relates to processes and intermediates for preparing 3-(cyanomethyl)-3-(4-{[(1R,2S)-2-phenylcyclopropyl]amino}piperidin-1-yl)azetidine-1-sulfonamide, and salts and solid forms thereof, which selectively modulate demethylase. Particular embodiments contemplate compounds and disease indications amenable to treatment by modulation of lysine specific demethylase-1 (LSD1).
    Type: Application
    Filed: March 12, 2021
    Publication date: September 30, 2021
    Inventors: Zhongjiang Jia, Wayne Han, Yongchun Pan, Timothy Martin, Jiacheng Zhou, Qun Li
  • Salts of TAM inhibitors
    Patent number: 11104682
    Abstract: The present application provides salt forms of N-(4-(4-Amino-7-(1-isobutyrylpiperidin-4-yl)pyrrolo[1,2-f][1,2,4]triazin-5-yl)phenyl)-1-isopropyl-2,4-dioxo-3-(pyridin-2-yl)-1,2,3,4-tetrahydropyrimidine-5-carboxamide and N-(4-(4-Amino-7-(1-isobutyrylpiperidin-4-yl)pyrrolo[1,2-f][1,2,4]triazin-5-yl)phenyl)-1-isopropyl-2,4-dioxo-3-phenyl-1,2,3,4-tetrahydropyrimidine-5-carboxamide, which are useful as inhibitors of TAM kinases, as well as processes and intermediates related thereto.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: August 31, 2021
    Assignee: Incyte Corporation
    Inventors: Zhongjiang Jia, Yongzhong Wu, Yongchun Pan, Jiacheng Zhou, Qun Li
  • Processes for Preparing Jak Inhibitors and Related Intermediate Compounds
    Publication number: 20210253584
    Abstract: The present invention is related to processes for preparing chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines of Formula III, and related synthetic intermediate compounds. The chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines are useful as inhibitors of the Janus Kinase family of protein tyrosine kinases (JAKs) for treatment of inflammatory diseases, myeloproliferative disorders, and other diseases.
    Type: Application
    Filed: February 16, 2021
    Publication date: August 19, 2021
    Inventors: Jiacheng Zhou, Pingli Liu, Qiyan Lin, Brian W. Metcalf, David Meloni, Yongchun Pan, Michael Xia, Mei Li, Tai-Yuen Yue, James D. Rodgers, Haisheng Wang
  • SALTS AND SOLID FORMS AND PROCESSES OF PREPARING A PI3K INHIBITOR
    Publication number: 20210253582
    Abstract: The present disclosure provides processes for preparing (R)-4-(3-((S)-1-(4-amino-3-methyl-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)-5-chloro-2-ethoxy-6-fluorophenyl)pyrrolidin-2-one, which is useful as an inhibitor phosphoinositide 3-kinase-delta (PI3K?), as well as a salt form and intermediates related thereto.
    Type: Application
    Filed: February 5, 2021
    Publication date: August 19, 2021
    Inventors: Shili Chen, Zhongjiang Jia, Yi Li, Yongchun Pan, Jiacheng Zhou
  • BIPYRAZOLE DERIVATIVES AS JAK INHIBITORS
    Publication number: 20210238168
    Abstract: The present invention provides compounds of Formula I: or pharmaceutically acceptable salts thereof, as well as their compositions and methods of use, that inhibit the activity of Janus kinase (JAK) and are useful in the treatment of diseases related to the activity of JAK including, for example, inflammatory disorders, autoimmune disorders, cancer, and other diseases.
    Type: Application
    Filed: April 13, 2021
    Publication date: August 5, 2021
    Inventors: Yun-Long Li, Jincong Zhuo, Ding-Quan Qian, Song Mei, Ganfeng Cao, Yongchun Pan, Qun Li, Zhongjiang Jia
  • SALTS OF A PIM KINASE INHIBITOR
    Publication number: 20210155605
    Abstract: The present invention relates to salt forms of the Pim kinase inhibitor N-{(7R)-4-[(3R,4R,5S)-3-amino-4-hydroxy-5-methylpiperidin-1-yl]-7-hydroxy-6,7-dihydro-5H-cyclopenta[b]pyridin-3-yl}-6-(2,6-difluorophenyl)-5-fluoropyridine-2-carboxamide, including methods of preparation thereof, and intermediates in the preparation thereof, where the compound is useful in the treatment of Pim kinase-related diseases such as cancer.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 27, 2021
    Inventors: Zhongjiang Jia, Ganfeng Cao, Qiyan Lin, Yongchun Pan, Lei Qiao, Vaqar Sharief, Chongsheng Eric Shi, Michael Xia, Changsheng Zheng, Jiacheng Zhou, Qun Li
  • Bipyrazole derivatives as JAK inhibitors
    Patent number: 11001571
    Abstract: The present invention provides compounds of Formula I: or pharmaceutically acceptable salts thereof, as well as their compositions and methods of use, that inhibit the activity of Janus kinase (JAK) and are useful in the treatment of diseases related to the activity of JAK including, for example, inflammatory disorders, autoimmune disorders, cancer, and other diseases.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: May 11, 2021
    Assignee: Incyte Corporation
    Inventors: Yun-Long Li, Jincong Zhuo, Ding-Quan Qian, Song Mei, Ganfeng Cao, Yongchun Pan, Qun Li, Zhongjiang Jia
  • SALTS OF 2-FLUORO-N-METHYL-4-[7-(QUINOLIN-6-YL-METHYL)- IMIDAZO[1,2-B][1,2,4]TRIAZIN-2-YL]BENZAMIDE AND PROCESSES RELATED TO PREPARING THE SAME
    Publication number: 20210128568
    Abstract: The present invention is directed to dihydrochloric acid and dibenzenesulfonic acid salts of the c-Met kinase inhibitor 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)-imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and pharmaceutical compositions thereof, useful in the treatment of cancer and other diseases related to the dysregulation of kinase pathways. The present invention further relates to processes and intermediates for preparing 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and salts thereof.
    Type: Application
    Filed: September 8, 2020
    Publication date: May 6, 2021
    Inventors: Lingkai Weng, Lei Qiao, Jiacheng Zhou, Pingli Liu, Yongchun Pan
  • Salts of an LSD1 inhibitor and processes for preparing the same
    Patent number: 10968200
    Abstract: The present invention relates to processes and intermediates for preparing 3-(cyanomethyl)-3-(4-{[(1R,2S)-2-phenylcyclopropyl]amino}piperidin-1-yl)azetidine-1-sulfonamide, and salts and solid forms thereof, which selectively modulate demethylase. Particular embodiments contemplate compounds and disease indications amenable to treatment by modulation of lysine specific demethylase-1 (LSD1).
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: April 6, 2021
    Assignee: Incyte Corporation
    Inventors: Zhongjiang Jia, Wayne Han, Yongchun Pan, Timothy Martin, Jiacheng Zhou, Qun Li
  • SALTS OF A PD-1/PD-L1 INHIBITOR
    Publication number: 20210040090
    Abstract: The present invention relates to salt forms of the PD-1/PD-L1 inhibitor (R)-1-((7-cyano-2-(3?-(3-(((R)-3-hydroxypyrrolidin-1-yl)methyl)-1,7-naphthyridin-8-ylamino)-2,2?-dimethylbiphenyl-3-yl)benzo[d]oxazol-5-yl)methyl)pyrrolidine-3-carboxylic acid, including methods of preparation thereof, where the compound is useful in the treatment of various diseases including infectious diseases and cancer.
    Type: Application
    Filed: August 7, 2020
    Publication date: February 11, 2021
    Inventors: Zhongjiang Jia, Pingli Liu, David J. Meloni, Yongchun Pan, Yongzhong Wu, Jiacheng Zhou, Qun Li
  • SALTS OF AN LSD1 INHIBITOR
    Publication number: 20210032203
    Abstract: The present disclosure relates to tosylate salts 1-{[4-(methoxymethyl)-4-({[(1R,2S)-2-phenylcyclopropyl]amino}methyl)piperidin-1-yl]methyl}cyclobutanecarboxylic acid, methods of preparation thereof, and intermediates in the preparation thereof, which are useful in the treatment of the LSD1-associated or mediated diseases such as cancer.
    Type: Application
    Filed: June 12, 2020
    Publication date: February 4, 2021
    Inventors: Yongchun Pan, Wayne Han, Ganfeng Cao, William Frietze, Zhongjiang Jia, Vaqar Sharief, Jiacheng Zhou, Qun Li
  • SALTS OF TAM INHIBITORS
    Publication number: 20200347065
    Abstract: The present application provides salt forms of N-(4-(4-Amino-7-(1-isobutyrylpiperidin-4-yl)pyrrolo[1,2-f][1,2,4]triazin-5-yl)phenyl)-1-isopropyl-2,4-dioxo-3-(pyridin-2-yl)-1,2,3,4-tetrahydropyrimidine-5-carboxamide and N-(4-(4-Amino-7-(1-isobutyrylpiperidin-4-yl)pyrrolo[1,2-f][1,2,4]triazin-5-yl)phenyl)-1-isopropyl-2,4-dioxo-3-phenyl-1,2,3,4-tetrahydropyrimidine-5-carboxamide, which are useful as inhibitors of TAM kinases, as well as processes and intermediates related thereto.
    Type: Application
    Filed: March 19, 2020
    Publication date: November 5, 2020
    Inventors: Zhongjiang Jia, Yongzhong Wu, Yongchun Pan, Jiacheng Zhou, Qun Li
  • Salts of 2-fluoro-N-methyl-4-[7-(quinolin-6-yl-methyl)-imidazo[1,2-B][1,2,4]triazin-2-yl]benzamide and processes related to preparing the same
    Patent number: 10799509
    Abstract: The present invention is directed to dihydrochloric acid and dibenzenesulfonic acid salts of the c-Met kinase inhibitor 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)-imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and pharmaceutical compositions thereof, useful in the treatment of cancer and other diseases related to the dysregulation of kinase pathways. The present invention further relates to processes and intermediates for preparing 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and salts thereof.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: October 13, 2020
    Assignees: Incyte Corporation, Incyte Holdings Corporation
    Inventors: Lingkai Weng, Lei Qiao, Jiacheng Zhou, Pingli Liu, Yongchun Pan
  • CRYSTALLINE FORMS OF A FGFR INHIBITOR AND PROCESSES FOR PREPARING THE SAME
    Publication number: 20200270245
    Abstract: The present disclosure relates to solid forms of N-{[2?-(2,6-difluoro-3,5-dimethoxyphenyl)-3?-oxo-2?,3?-dihydro-1?H-spiro[cyclopropane-1,4?-[2,7]naphthyridin]-6?-yl]methyl}acrylamide, methods of preparation thereof, and intermediates in the preparation thereof, which are useful in the treatment of the FGFR-associated or mediated diseases such as cancer.
    Type: Application
    Filed: February 6, 2020
    Publication date: August 27, 2020
    Inventors: Yongchun Pan, Chongsheng Eric Shi, Ming Tao, Wayne Han, Michael Xia, Dengjin Wang, Zhongjiang Jia, Jiacheng Zhou, Qun Li