Patents by Inventor Hongyu TAN

Hongyu TAN 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).

  • SYNTHESIS OF 3-({5-CHLORO-1-[3-(METHYLSULFONYL)PROPYL]-1H-INDOL-2-YL} METHYL)-1-(2,2,2-TRIFLUOROETHYL)-1,3-DIHYDRO-2H-IMIDAZO[4,5-C]PYRIDIN-2-ONE
    Publication number: 20240109894
    Abstract: The present invention relates to a chemical synthesis route for preparing the RSV inhibiting compound 3-({5-chloro-1-[3-(methylsulfonyl)propyl]-1H-indol-2-yl}methyl)-1-(2,2,2-trifluoroethyl)-1,3-dihydro-2H-imidazo[4,5-c]pyridin-2-one, and to new compounds used as intermediate compounds in the multistep process.
    Type: Application
    Filed: October 29, 2020
    Publication date: April 4, 2024
    Inventors: Marcello RASPARINI, Johan Erwin Edmond WEERTS, Corina Mathilde JANSEN, Zhihui LU, Hongyu TAN, Licheng HAN
  • SYNTHESIS OF 3-NITRO-N-(2,2,2-TRIFLUOROETHYL)-4-PYRIDINAMINE
    Publication number: 20240101515
    Abstract: The present invention relates to a chemical synthesis route for preparing 3-nitro-N-(2,2,2-trifluoroethyl)-4-pyridinamine which compound can be used as an intermediate compound in the synthesis of RSV inhibiting imidazopyridines or imidazopyrimidines.
    Type: Application
    Filed: October 29, 2020
    Publication date: March 28, 2024
    Inventors: Hongyu TAN, Licheng HAN