Tofacitinib Impurity 261

477600-71-8

3-bis (4-Methylbenzoyloxy) succinate) ; (3R,4R) -1-benzyl-N,4-dimethylpiperidin-3-amine hemi ((2R,3R) -2,3-bis ((4-methylbenzoyl) oxy) succinate)

C20H18O8 2C14H22N2

386.36 436.69

Tofacitinib

3-bis (4-Methylbenzoyloxy) succinate) ; (3R,4R) -1-benzyl-N,4-dimethylpiperidin-3-amine hemi ((2R,3R) -2,3-bis ((4-methylbenzoyl) oxy) succinate)