Chemical Information Catelog Number: F01-0043 Product Name: CRANAD 28 CAS Number: 1623747-97-6 Molecular Formula: C27H23BF2N4O2 Molecular Weight: 484.3 Purity: ≥98% Product Specification Appearance: Solid Powder Storage Conditions: Store at -20°C Excitation Maximum (nm): 498 Emission Maximum (nm): 578CRANAD 28 is a curcumin derivative and a fluorescent probe for labeling amyloid-β (Aβ) plaques and cerebral amyloid angiopathy. The fluorescence intensity decreases when bound to Aβ. It also inhibits copper-induced and naturally occurring Aβ crosslinking.