Herb source: Rosmarinus officinalis (Rosemary) Molecular Formula: C15H10O6 CAS NO: 491-70-3 Molecular Weight: 286.23 Physics Properties:light-yellow fine powder Pharmacology function: Luteolin Inhibits Vascular Endothelial Growth Factor-Induced Angiogenesis; Inhibition of Endothelial Cell Survival and Proliferation by Targeting Phosphatidylinositol 3'-Kinase Activity.