LY364947 1MG. LY364947, A selective TGF-B RI (ALK-5) inhibitor, CAS: 396129-53-6, Molecular Formula: C17H12N4, Molecular Weight: 272. 31, Purity: greater than or equal to 98%, Appearance: Off-white solid, Synonym: 4-[3-(2-Pyridinyl)-1H-pyrazol-4-yl]-quinoline HTS 466284, Size: 1MG