Alpha-Arbutin
Basic Information
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Product Name
Alpha-Arbutin
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Specifications
- IUPAC Name: (2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-(4-hydroxyphenoxy)oxane-3,4,5-triol
- CAS Number: 84380-01-8
- Chemical Formula: C12H16O7
- Molecular Weight: 272.25
- EC Number: 440-470-8
- Purity: ≥ 99.95%
- Storage Condition: Sealed, shaded, cool & dry, 5–25°C
- Formulation Type: Crystalline powder
- Application: Pharmaceutical-grade material
- project: index
- Content: ≥ 99.95%
- Appearance: White crystalline powder
- Melting point: 202~207°C
- Specific rotation: 【α】20D=+174.0°~+186.0º
- Solubility: Soluble in water, slightly soluble in ethanol
- Aqueous solution transparency: Colorless and transparent, no suspended matter
- pH (1%Aqueous solution): 5.0-7.0
- Heavy Metal: ≤ 10 ppm
- Arsenic: ≤ 2 ppm
- Infrared characteristic peak: 1514cm-11229cm-11215cm-11059cm-11034cm-1
- Loss on Drying: ≤ 0.5%
- Ignition residue: ≤ 0.5%
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