ISX9 25MG. ISX9, A neurogenic differentiation inducer, CAS Number: 832115-62-5, Molecular Formula: C11H10N2O2S, Molecular Weight: 234. 28, Purity: greater than or equal to 98% by TLC, Appearance: Beige solid, Synonym: N-cyclopropyl-5-(2-thienyl)-3-isoxazolecarboxamide, Size: 25MG