US Patent Issued to CHUGAI SEIYAKU on Oct. 27 for "Method for loading amino acid on resin for solid-phase synthesis" (Japanese Inventors)

ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,774,302, issued on Oct. 27, was assigned to CHUGAI SEIYAKU K.K. (Tokyo).

"Method for loading amino acid on resin for solid-phase synthesis" was invented by Hiroko Sekita (Tokyo), Shio Komiya (Tokyo) and Katsunori Dan (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "An object of the present invention is to provide a method for efficiently producing a peptide compound of high purity at a high yield. It was found that an amino acid can be efficiently loaded on a resin for solid-phase synthesis by bringing an amino acid solution containing a specific solvent into contact with a resin for solid-phase synthesis that has been swollen with a specific solve...