US Patent Issued to DAEWOONG PHARMACEUTICAL on Oct. 21 for "Synthesis method for preparing SGLT inhibitor intermediate" (South Korean, Chinese Inventors)

ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,360, issued on Oct. 21, was assigned to DAEWOONG PHARMACEUTICAL Co. LTD. (Hwaseong-si, South Korea).

"Synthesis method for preparing SGLT inhibitor intermediate" was invented by Zhining Huang (Guangdong, China), Weiping Ye (Guangdong, China), Zhangtao Zhou (Guangdong, China), Junjing Wang (Guangdong, China), Heekyoon Yoon (Cheongju-si, South Korea) and Ji-Soo Choi (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for preparing compound 1 and compound 2 having a structure as shown below, the method includes the following steps: 1) subjecting 2,3-dihydrobenzofuran-7-amine as a raw material to a selective-dibromination with a ...