Baricitinib 50MG. Baricitinib, CAS: 1187594-09-7, MF: C16H17N7O2S, Purity: greater than or equal to 98%, Appearance: White to off-white solid, Synonym: 2-[1-Ethylsulfonyl-3-[4-(7H-pyrrolo[2, 3-d]pyrimidin-4-yl)pyrazol-1-yl]azetidin-3-yl]acetonitrile INCB 028050, LY 3009104, INCB028050, Size: 50MG