ChemicalBook > CAS DataBase List > (2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-one

(2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-one

Product Name
(2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-one
CAS No.
572-31-6
Chemical Name
(2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-one
Synonyms
Enticing;Engelitin;AroMadendrin 3-rhaMnoside;Dihydrokaempferol 3-rhamnoside;Dihydrokaempferol 3-O-alpha-L-rhamnopyranoside;Engeletin, 98%, from Engelhardtia Roxb.iana Lindl.;(+)-(2R,3R)-Dihydrokaempferol 3-O-alpha-L-rhamnoside;(2R,3R)-5,7-Dihydroxy-2-(4-hydroxyphenyl)-4-oxo-3,4-dihydro-2H-chromen-3-yl 6-deoxy-alpha-L-mannopyranoside;4H-1-Benzopyran-4-one,3-[(6-deoxy-a-L-mannopyranosyl)oxy]-2,3-dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-,(2R,3R)-;4H-1-Benzopyran-4-one, 3-[(6-deoxy-α-L-mannopyranosyl)oxy]-2,3-dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-, (2R,3R)-
CBNumber
CB71463403
Molecular Formula
C21H22O10
Formula Weight
434.39
MOL File
572-31-6.mol
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(2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-one Property

Melting point:
176-177℃
Boiling point:
763.4±60.0 °C(Predicted)
Density 
1.66
solubility 
DMSO:93.0(Max Conc. mg/mL);214.09(Max Conc. mM)
pka
7.37±0.60(Predicted)
form 
powder
color 
White
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Safety

HS Code 
29389090
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

TRC
Product number
E555700
Product name
Engeletin
Packaging
100mg
Price
$450
Updated
2021/12/16
ApexBio Technology
Product number
N2269
Product name
Engeletin
Packaging
20mg
Price
$450
Updated
2021/12/16
ChemScene
Product number
CS-0008955
Product name
Engeletin
Purity
99.72%
Packaging
100mg
Price
$520
Updated
2021/12/16
Medical Isotopes, Inc.
Product number
57731
Product name
Engeletin
Packaging
10mg
Price
$575
Updated
2021/12/16
Biosynth Carbosynth
Product number
ME33650
Product name
Engeletin
Packaging
250mg
Price
$875
Updated
2021/12/16
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(2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-one Chemical Properties,Usage,Production

Uses

Engeletin is a polyphenol compound used as an anti-oxidant.

(2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-one Preparation Products And Raw materials

Raw materials

Preparation Products

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(2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-one Suppliers

Chembest Research Laboratories Limited
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China
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BioBioPha Co., Ltd.
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Chengdu Ai Keda Chemical Technology Co., Ltd.
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4008-755-333 18080918076
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028-86757656
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Chengdu Biopurify Phytochemicals Ltd.
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View Lastest Price from (2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-one manufacturers

Shanghai Standard Technology Co., Ltd.
Product
Engeletin 572-31-6
Price
US $0.00/mg
Min. Order
5mg
Purity
≥98%(HPLC)
Supply Ability
10 g
Release date
2019-12-18
Career Henan Chemical Co
Product
(2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-one 572-31-6
Price
US $9.80/KG
Min. Order
1g
Purity
≥99%
Supply Ability
100kg
Release date
2020-01-08

572-31-6, (2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-oneRelated Search:


  • (2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-chroman-4-one
  • (+)-(2R,3R)-Dihydrokaempferol 3-O-alpha-L-rhamnoside
  • (2R,3R)-5,7-Dihydroxy-2-(4-hydroxyphenyl)-4-oxo-3,4-dihydro-2H-chromen-3-yl 6-deoxy-alpha-L-mannopyranoside
  • Dihydrokaempferol 3-O-alpha-L-rhamnopyranoside
  • Dihydrokaempferol 3-rhamnoside
  • Engelitin
  • AroMadendrin 3-rhaMnoside
  • 3-((6-Deoxy-alpha-L-Mannopyranosyl)oxy)-2,3-dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one(2R-trans)
  • 4H-1-Benzopyran-4-one,3-[(6-deoxy-a-L-mannopyranosyl)oxy]-2,3-dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-,(2R,3R)-
  • Engeletin, 98%, from Engelhardtia Roxb.iana Lindl.
  • 4H-1-Benzopyran-4-one, 3-[(6-deoxy-α-L-mannopyranosyl)oxy]-2,3-dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-, (2R,3R)-
  • Enticing
  • (2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2,3-dihydrochromen-4-one
  • (2R,3R)-5,7-Dihydroxy-2-(4-hydroxyphenyl)-3-(((2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)chroman-4-one
  • 572-31-6
  • chemical reagent
  • pharmaceutical intermediate
  • phytochemical
  • reference standards from Chinese medicinal herbs (TCM).
  • standardized herbal extract