NIAD-4 25MG. NIAD-4, CAS: 868592-56-7, Molecular Formula: C18H10N2OS2, Molecular Weight: 334. 41, Purity: greater than or equal to 98% by HPLC, Appearance: Crystalline solid, Synonym: 2-[[5-[5-(4-hydroxyphenyl)thiophen-2-yl]thiophen-2-yl]methylidene]propanedinitrile, Size: 25MG