规格参数
- Botanical Identity: 植物来源:Kaempferia galanga L.
- IUPAC Name: 3,5,7-trihydroxy-2-(4-hydroxyphenyl)chromen-4-one
- EC Number: 208-287-6
- Molecular Weight: 286.24
- Chemical Formula: C15H10O6
- CAS Number: 520-18-3
- Active Marker Content: 山奈酚含量 ≥98% (HPLC)
- Assay: ≥98%HPLC
- Melting point: 276°C
- Synonyms: Kaempferol;3,5,7,4-Tetrahydroxyflavone; 3,5,7-trihydroxy-2-(4-hydroxyphenyl)-4H-chromen-4-one; 2-(2,4-dihydroxyphenyl)-5,7-dihydroxy-4H-chromen-4-one
- Extract source: Kaempferia galanga L.
- 外观: 1. Yellow crystalline powder, 2. Natural flavonoid, with a melting point of 276-278 °C. 3. It is slightly soluble in water but soluble in hot ethanol and diethyl ether.
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