6-Demethoxylnobiletin (CAS: 17290-70-9) is a naturally occurring polymethoxylated flavone primarily isolated from citrus-derived botanical materials. With ≥98% HPLC purity, it is widely used as a research-grade flavonoid reference for phytochemical analysis, chromatographic method development, and early-stage formulation research. Supplied with complete technical documentation including COA, HPLC chromatogram, MS, and NMR data.For laboratory and R&D use only.