Paulownin (CAS: 13040-46-5) is a naturally occurring lignan compound primarily found in Paulownia species. With a high purity of ≥98% verified by HPLC, it is widely used in pharmaceutical, nutraceutical, botanical, and cosmetic research. This compound is suitable for analytical studies, structural identification, and formulation development.   Supplied with full analytical documentation including COA, HPLC chromatogram, MS, and NMR data.For research and laboratory use only.