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XI`AN Sobeo Biotech Co., Ltd
XI`AN Sobeo Biotech Co., Ltd
18 YRS
Shaanxi, China
Main Products:
Valerenal / (+)-Dihydromyricetin / 3,4,5-Trihydroxy-1,8-Bis[(2R,3R)-3,5,7-Trihydroxy-3,4-Dihydro-2H-Chromen-2-Yl]Benzo[7]Annulen-6-One / Danshenrootextract / Hawthorn Fruit P.E. / Nmn Zwitterion / (-)-Epigallocatechin Gallate / Bakuchiol / Licorice, Glycyrrhiza Glabra, Ext. / 5-Aminolevulinic Acid Hydrochloride / Kudzu ROOT P.E. / Rhodiola Rosea
Shaanxi, China
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Valerenal
(+)-Dihydromyricetin
3,4,5-Trihydroxy-1,8-Bis[(2R,3R)-3,5,7-Trihydroxy-3,4-Dihydro-2H-Chromen-2-Yl]Benzo[7]Annulen-6-One
Danshenrootextract
Hawthorn Fruit P.E.
Nmn Zwitterion
Epigallocatechin gallate
Bakuchiol
Licorice, Glycyrrhiza Glabra, Ext.
5-Aminolevulinic Acid Hydrochloride
Kudzu ROOT P.E.
Rhodiola Rosea
![3,4,5-Trihydroxy-1,8-Bis[(2R,3R)-3,5,7-Trihydroxy-3,4-Dihydro-2H-Chromen-2-Yl]Benzo[7]Annulen-6-One](https://res.chemball.com/upload2/648ade5f-a3ca-4efe-8a7d-bb31579c3ee8.jpg?x-oss-process=image/resize,m_fill,w_500,h_500)
![3,4,5-Trihydroxy-1,8-Bis[(2R,3R)-3,5,7-Trihydroxy-3,4-Dihydro-2H-Chromen-2-Yl]Benzo[7]Annulen-6-One](https://res.chemball.com/upload2/3262adb4-1d4f-4340-bac3-c7aed04f3058.jpg?x-oss-process=image/resize,m_fill,w_300,h_300)
3,4,5-Trihydroxy-1,8-Bis[(2R,3R)-3,5,7-Trihydroxy-3,4-Dihydro-2H-Chromen-2-Yl]Benzo[7]Annulen-6-One / CAS 4670-05-7
OVERVIEW
Packaging
25 KG/Fibre Drum
Lead Time
14-30 days
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DESCRIPTION
【 product name 】: theaflavin
Theaflavin-3-gallate (tf2a) + theaflavin bisgallate (TF3
【 name in English 】: theaflavins
【 product color 】: brownish red powder
【 product specification 】: 20% 40%
【 applied dosage form 】: Powder
【 storage time 】: 24 months
【 product packaging 】: 1kg / bag 25kg / bucket
【 detection method 】: HPLC
【 storage method 】: often placed in dry shade to avoid sun exposure and high temperature.
Typical Properties
Summary
Theaflavin is an important quality component and functional component in black tea. It has a variety of biological activities and pharmacological effects such as lowering blood lipid, lowering blood pressure, antioxidation, anti radiation, antibacterial and anti-cancer. It is known as "soft gold in tea". The content of theaflavin in black tea is only 0.5% - 2.0%.
CAS No.
4670-05-7
Formula
C29H24O12
Molecular Mass
564.49400
Exact Mass
564.12700
PSA
196.35000
Logp
2.36450
IUPAC
3,4,6-trihydroxy-1,8-bis[(2R,3R)-3,5,7-trihydroxy-3,4-dihydro-2H-chromen-2-yl]benzo[7]annulen-5-one
SMILES
C1[C@H]([C@H](OC2=CC(=CC(=C21)O)O)C3=CC4=C(C(=C(C=C4C5C(CC6=C(C=C(C=C6O5)O)O)O)O)O)C(=O)C(=C3)O)O
Attribute classification
Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Raw Materials
Plant and Other Extracts > Plant Extracts
Plant and Other Extracts > Plant Extracts
Chemical and Physical Properties
Melting Point
237-240 °C
Density
1.87g/cm3
Boiling Point
1003.9ºC
Flash Point
336.5ºC
Appearance
solid
Export information
HS Code
29329990
Export Rebate
13%
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