Isoastilbin
- CAS NO.：54081-48-0
- Empirical Formula: C21H22O11
- Molecular Weight: 450.39
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-27 23:17:10
What is Isoastilbin?
Description
Isoastilbin (IA) is a dihydroflavonol glycoside compound, and studies have shown that IA has a good effect on antioxidants.
Biological Activity
Isoastilbin, a dihydroflavonol glycoside compound in Rhizoma Smilacis glabrae and Astragalus membranaceus. It inhibits glucosyltransferase (GTase) with IC50 value of 54.3 μg/mL, and also inhibits tyrosinase activity. It has neuroprotective, antioxidant, antimicrobial and anti-apoptotic properties and can be used in Alzheimer's disease research.
Properties of Isoastilbin
| Melting point: | 278-280 °C (decomp) |
| Boiling point: | 801.1±65.0 °C(Predicted) |
| Density | 1.74±0.1 g/cm3(Predicted) |
| storage temp. | 2-8°C(protect from light) |
| pka | 7.34±0.60(Predicted) |
| form | Solid |
| color | White to off-white |
| CAS DataBase Reference | 54081-48-0 |
Safety information for Isoastilbin
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Isoastilbin
New Products
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