It’s only fair to share… LYS228 BOS-228 LYS-228 Molecular Formula, C16-H18-N6-O10-S2 Molecular Weight, 518.4783 (3S,4R)-3-((Z)-2-(2-Ammoniothiazol-4-yl)-2-((1-carboxycyclopropoxy)imino)acetamido)-2-oxo-4-((2-oxooxazolidin-3-yl)methyl)azetidine-1-sulfonate RN: 1810051-96-7 UNII: 29H7N9XI1B UNII-005B24W9YP 005B24W9YP Lys-228 trihydrate 2091840-43-4 Yclopropanecarboxylic acid, 1-(((Z)-(1-(2-amino-4-thiazolyl)-2-oxo-2-(((3S,4R)-2-oxo-4-((2-oxo-3-oxazolidinyl)methyl)-1-sulfo-3-azetidinyl)amino)ethylidene)amino)oxy)-, hydrate (1:3) 1-[(Z)-[1-(2-amino-1,3-thiazol-4-yl)-2-oxo-2-[[(3S,4R)-2-oxo-4-[(2-oxo-1,3-oxazolidin-3-yl)methyl]-1-sulfoazetidin-3-yl]amino]ethylidene]amino]oxycyclopropane-1-carboxylic acid;trihydrate BOS-228 (LYS-228) is a monobactam discovered at Novartis and currently in phase II clinical development at Boston Pharmaceuticals for the treatment of complicated urinary …