ML161 25MG. ML161, An allosteric Inhibitor of (PAR1), CAS Number: 423735-93-7, Molecular Formula: C17H17BrN2O2, Molecular Weight: 361. 23, Purity: greater than or equal to 98% by HPLC, Appearance: Brown solid, Synonym: 2-Bromo-N-[3-[(1-oxobutyl)amino]phenyl]benzamide, Size: 25MG