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Country: China (Mainland)
Business Type:Trading Company
Tel: 0571-85083592
Tel: 0571-85085803
Tel: 0571-87065260
Mobile: 18658191951
Tel: 0571-85083592
Fax: 0571-85085803
Province/state: Zhejiang
City: Hangzhou
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CAS NO.7689-03-4
98%(1-1000)Kilogram98%(1-10)Metric Ton
We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers.
Specification :
1,6-DIHYDROXY-7-GLUCURONOSYLFLAVONE;5,6-DIHYDROXY-7-GLUCURONOSYLFLAVONE
CAS No:7689-03-4
Assay:98%
Appearance: yellow, solid
Molecular formular:C20H16N2O4
Molecular weight:348.35
EINECS No:444-280-6
Melting point: 260 °C (dec.)(lit.)
Alpha;D25 +31.3° (in chloroform-methanol, 8:2)
Boiling point: 482.73°C (rough estimate)
Density: 1.3112 (rough estimate)
Refractive index: 1.5700 (estimate)
Storage temp: 2-8°C
Solubility: chloroform/methanol (4:1): 4 mg/mL
Pka: pKa 10.83 (Uncertain)
Form: solid
Color: yellow
Water Solubility :insoluble
Merck:14,1735
Optical activity: [α]20/D 31°, c = 5 in ethanol
BRN: 631069
Stability:Stable for 1 year from date of purchase as supplied. Solutions in DMSO may be stored at -20°C for up to 3 months.
LogP:1.740
HANGZHOU TIANYE CHEMICALS Co.LTD , Located in Eastern Science and Innovation Park Hangzhou .
We are a high-tech enterprise specialized in technical research and development, production, development and trade of chemical products.
We supply Multiple solutions for our customers include offering, research ,Contract Manufacturing Organization(CMO),Contract development and manufacturing organization(CDMO) .
We have obtained ISO 9001 and ISO 14001 certificates to make sure supply more superior quality and Environmentally friendly chemicals .
Since 2009, we have provided various chemical products to customers around the world, And We practice the concept of "customer first" and hope to provide customers with all-round and high-quality services and will keep it all the time .
We are willing to become your trustworthy partner with high-quality products and sincere service!
We can provide customers with small quantities with gram level for laboratories research to tonnage level for industrial production Synthesis capacity from 1 liter to 5000 liter is available.