We use cookies to help you navigate efficiently and perform certain functions. You will find detailed information about all cookies under each consent category below.
The cookies that are categorized as "Necessary" are stored on your browser as they are essential for enabling the basic functionalities of the site. ...
Necessary cookies are required to enable the basic features of this site, such as providing secure log-in or adjusting your consent preferences. These cookies do not store any personally identifiable data.
Functional cookies help perform certain functionalities like sharing the content of the website on social media platforms, collecting feedback, and other third-party features.
Analytical cookies are used to understand how visitors interact with the website. These cookies help provide information on metrics such as the number of visitors, bounce rate, traffic source, etc.
Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors.
Advertisement cookies are used to provide visitors with customized advertisements based on the pages you visited previously and to analyze the effectiveness of the ad campaigns.
CAS No.:84380-01-8
Other Names:alpha-Arbutin
MF:C12H16O7, C12H16O7
EINECS No.:617-561-8
Synonyms:AlphaArbutinPowder; 4-hydroquinone-alpha-d-glucopyranoside; alpha-arbutin; a-Arbutin; HydroquinoneO-α-D-Glucopyranoside; 4-Hydroxyphenyla-D-glucopyranoside; (2R,3S,4S,5R,6S)-2-(HYDROXYMETHYL)-6-(4-HYDROXYPHENOXY)TETRAHYDROPYRAN-3,4,5-TRIOL; 4-hydroxyphenylalpha-D-glucopyranoside
α-Arbutin is a glycosylated hydroquinone and an anomer of naturally occurring arbutin. It is a potent inhibitor of tyrosinase, a vital enzyme involved in epidermal melanin biosynthesis. α-Arbutin finds extensive application as a powerful skin-lightening agent in cosmetic industries.
| Test items |
Detection Indicator |
Test data |
|
Appearance |
White crystals or crystalline powder |
White crystals powder |
|
Loss on drying |
<0.5% |
0.1% |
|
pH |
5.0~ 7.0 |
6.50 |
|
Residue on ignition |
<0.5% |
0.03% |
|
Specific rotation |
+174.0°~ +186.0° |
+179.40° |
|
Melting point |
202.0 °C ~ 212.0 °C |
204.5 °C~ 205.5°C |
|
Transmittance |
≥95.0% |
98.4% |
|
As |
≤2ppm |
<2 ppm |
|
Pb |
≤10 ppm |
<10 ppm |
|
Assay |
≥99.5% |
100.0% |
|
Hydroquinone |
Negative |
Negative |
α-Arbutin may be used as an analytical reference standard for the determination of the analyte in cosmetics by high-performance liquid chromatography with UV detection (HPLC-UV) method.
25kgs/drum, 9tons/20’containerPacking
AlphaArbutinPowder; 4-hydroquinone-alpha-d-glucopyranoside; alpha-arbutin; a-Arbutin; HydroquinoneO-α-D-Glucopyranoside; 4-Hydroxyphenyla-D-glucopyranoside; (2R,3S,4S,5R,6S)-2-(HYDROXYMETHYL)-6-(4-HYDROXYPHENOXY)TETRAHYDROPYRAN-3,4,5-TRIOL; 4-hydroxyphenylalpha-D-glucopyranoside
EN 
ZH 
DE 
ES 
KO 
PT 
FR 
TH 
AR 
IT 
VI 
NL 
RU 
