Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jiacheng Zhou
Pingli Liu
Bo Shen
Naijing Su
Shili Chen
Yi Li
Michael Xia
Qiyan Lin
...
Date of Patent
October 10, 2023
Patent Application Number
17520060
Date Filed
November 5, 2021
Patent Citations
...
Patent Citations Received
Patent Primary Examiner
CPC Code
Patent 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.
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