| CAS No.: | 497-76-7 |
|---|---|
| Formula: | C12h16o7 |
| EINECS: | 207-850-3 |
| Type: | Synthesis Material Intermediates |
| Appearance: | Powder |
| Quality: | Cosmetic Grade |
| Samples: |
|---|
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The details of Skin Whitening Additives Beta-Arbutin CAS 497-76-7 with best price
Product Name: Arbutin
Synonyms: 4-hydroxyphenyl-beta-d-glucopyranosid;beta-arbutin;β-D-glucopyranoside;Arbutin (natural);4-HYDROXYPHENYL-BETA-D-GLUCOPYRANOSIDE;arbutin,beta-arbutin;4-hydroxyphenyl β-D-galactopyranoside
CAS: 497-76-7
MF: C12H16O7
MW: 272.25
EINECS: 207-850-3
Melting point 195-198 °C
alpha -64 º (c=3)
Boiling point 375.31°C (rough estimate)
density 1.3582 (rough estimate)
refractive index -65.5 ° (C=4, H2O)
storage temp. Inert atmosphere,Room Temperature
solubility H2O: 50 mg/mL hot, clear
form neat
pka 10.10±0.15(Predicted)
color White
Specification of Skin Whitening Additives Beta-Arbutin CAS 497-76-7 with best price
| Item | Specification | Results |
| Appearance | White crystalline powder | White crystalline powder |
| Assay | ≥99.5% | 99.9% |
| Melting point | 199~201±0.5ºC | 199.5-200.7ºC |
| Clarity of water solution | Transparency, colorless, none suspended matters | pass |
| pH value | 5.0~7.0 | 6.13 |
| Specific optical rotation | α D20=-66±2º | -65. 1° |
| Infrared peak value | 1515cm- 1 1220cm- 1 1050cm- 1 ±(5~8) cm- 1 | pass |
| As | ≤2 ppm | pass |
| Heavy metal | ≤20 ppm | pass |
| Loss on drying | ≤0.5% | pass |
| Ignition residue | ≤0.5% | pass |
| Pathogen | Bacteria : ≤300cfu/g max Fungus: ≤100cfu/g max |
<20 <20 |
| Conclusion | Conformance | |
Application of Skin Whitening Additives Beta-Arbutin CAS 497-76-7 with best price
Arbutin is used primarily for its anti-oxidant and bleaching properties. Arbutin is the active constituent of bearberry, and found in other plant sources, including wheat. It acts as a tyrosinase inhibitor by converting , and thus can prevent melanin formation.
Antibacterial; tyrosinase inhibitor, depigmentor, antitussive
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