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CAS No.:	497-76-7
Other Names:	Arbutine, p-arbutin, beta-arbutin, ursin
MF:	C12H16O7
EINECS No.:	207-850-3
Place of Origin:	China (Mainland)
Brand Name:
Model Number:

beta arbutin

INCI Name:	beta arbutin
Synonyms:	Arbutine, p-arbutin, beta-arbutin, ursin
CAS No.:	497-76-7
EINECS No.:	207-850-3
Molecular Formula:	C12H16O7
Molecular Weight:	272.26

Beta arbutin solubility: Arbutin is soluble in water, methanol or alcohol. Arbutin is partially

soluble in cold water. Arbutin is insoluble in aether, chloroform or benzene.

Beta butin physical date:

Property	Specification
Character	White fine power or crystals
Assay(HPLC)	97-102%
Melting point	199-201(±0.5)°C
Specific optical rotation	[a]D20= -62.0°~-68.0°
Solubility	Soluble in water,alcohol
Transparency in water	Transparent colorless no suspended
PH(1% water solution)	5.0-7.0
Loss on drying	Max. 0.5%
Sulphated ash	Max. 0.1%
Heavy metals	Max. 10PPM
Arsenic	Max. 1PPM
Plumbum	Max. 2PPM
Total plate count	Max. 1000cfu/g
Yeast & mold	Max. 100cfu/g
Hydroquinone	Max. 10ppm

Description of beta arbutin:

1.Beta arbutin inhibits the formation of melanin pigment by inhibiting Tyrosinase activity. After

application of the cosmetics which are formulated with certain amount of Arbutin, the

senile yellowish brown plaque and pigmentation can evidently be diminished.

2.Beta arbutin is an ideal additive ingredient in functional whitening cosmeticswhich is very

popular in Japan ,South Korea and other Asian countries for skin de-pigmentation.

3.Beta arbutinis is one of the most effective, most security whitening materials that are popular at present.

4.Beta arbutin is also the most competitive whitening activity in the 21st century

Stability and Storage:Notes: Arbutin must store away from oxidizing agents. Arbutin should shield from light.

Storage conditions: Keep container tightly sealed. Arbutin should store in cool, dry conditions in well sealed containers.