US Patent Issued to Hoffmann-La Roche on Oct. 6 for "Process for the preparation of (9S)-2-bromo-9-(2,3,4-trifluorophenyl)-6,7,8,9-tetrahydro-5H-[1,2,4triazolo[1,5-Aazepine" (Chinese, French, Swiss Inventors)

ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,753,175, issued on Oct. 6, was assigned to Hoffmann-La Roche Inc. (Branchburg, N.J.).

"Process for the preparation of (9S)-2-bromo-9-(2,3,4-trifluorophenyl)-6,7,8,9-tetrahydro-5H-[1,2,4triazolo[1,5-Aazepine" was invented by Weichun Chen (Shanghai), Christian Jenny (Basel, Switzerland), Hasane Ratni (Habsheim, France), Guocai Zhang (Shanghai) and Fugui Zhang (Jiangsu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a process for synthesizing large scale a compound of formula (I), or pharmaceutically acceptable salt thereof, which is useful as the key intermediate for the synthesis of compounds for prophylaxis and trea...