(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

Synonyms: (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;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.

CAS: 572-31-6

MF: C21H22O10

MW: 0

EINECS: 300-009-2

Product Categories: chemical reagent;pharmaceutical intermediate;standardized herbal extract;phytochemical;reference standards from Chinese medicinal herbs (TCM).

Mol File: 572-31-6.mol

(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 Structure

(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

Melting point 176-177℃

Boiling point 763.4±60.0 °C(Predicted)

density 1.66

pka 7.37±0.60(Predicted)

Safety Information

HS Code 29389090