Myricetin 1. Plant source: Chinese Waxmyrtle Brak Extract. 2.Product information 1).Product name: Myricitrin; 2).Chemical name: Myricetin-3-rhamnoside; 5,7-Dihydroxy-3-((2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyl-tetrahydro-pyran-2-yloxy)-2-(3,4,5-trihydroxy-phenyl)-1-benzopyran-4-one; 3).Molecular Formula: C21H20O12; 4).Molecular Weight: 464.38; 5).CAS No.: 17912-87-7; 6).Spec: 98% (HPLC); 7).Appearance: Light yellow to off-white crystalline powder; 8).Pharmacological effects: Eliminate free radical, Antioxidation. It has pharmacological action of anti-thrombus,anti-tumor,cardiac-cerebral vessels protection, dephlogisticate and antibiosis, relief alcoholic poisoning, liver protection etc.