2. The process of preparing Jak1 inhibitor (Application Department 1790-2018);

摘要

The preparation process of F amp compound; oacute; rmula II, including the termination of a 2 - (2R, 5S) - 5 - (2 - ((R) - 1-hydroxy) - 1H imidazo [4, 5-d] tieno [3],2-B] pyridine-1-tetrahydro-2h-piran-2-il) acrylonitrile in a solvent element including water or separation of F amp compounds; oacute; rmula II, the first mixture including 2 - (2R, 5S) - 5 - (2 - ((R) - 1-hydroxy) - 1 h-pyridan [4, 5-d] tieno [3], 2-B] pyridine-1-il (tetrahydro-2h-piran-2-il) acetone and solvent components, including isopropanol and water; / P