Chemical intermediate

(2S,3S,4S,5R,6S)-6-((2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4-oxo-4H-chromen-8-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid

CasNo:55366-56-8

Molecular Formula:C21H18O14

Specifications:>0.98

2-(3,4-Dihydroxyphenyl)-5,6,7-trihydroxy-4H-chromen-4-one

CasNo:18003-33-3

Molecular Formula:C15H10O7

Specifications:>0.95

5-Hydroxy-2-(3-hydroxy-4-methoxyphenyl)-7-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one

CasNo:20126-59-4

Molecular Formula:C22H22O11

Specifications:>98+%

6-Bromo-4-oxochroman-2-carboxylic acid

CasNo:440367-78-2

Molecular Formula:C10H7BrO4

Specifications:>0.97

3-Bromo-6-methoxy-2-phenyl-4H-chromen-4-one

CasNo:215999-39-6

Molecular Formula:C16H11BrO3

Specifications:>0.95

Calycosin-7-O-β-D-Glucoside

CasNo:20633-67-4

Molecular Formula:C22H22O10

Specifications:>98+%

Astragaloside

CasNo:17429-69-5

Molecular Formula:C28H32O17

Specifications:>0.97

Ethyl 2-((4-oxo-2-phenyl-4H-chromen-7-yl)oxy)acetate

CasNo:119-41-5

Molecular Formula:C19H16O5

Specifications:>98+%

3-(2,4-Dihydroxyphenyl)-5,7-dihydroxy-4H-chromen-4-one

CasNo:1156-78-1

Molecular Formula:C15H10O6

Specifications:>98+%

(2S,3S,4S,5R,6S)-Methyl 6-((5,6-dihydroxy-2-(4-hydroxyphenyl)-4-oxo-4H-chromen-7-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylate

CasNo:119262-68-9

Molecular Formula:C22H20O12

Specifications:>0.97

6-Methyl-4-oxo-4H-chromene-3-carbonitrile

CasNo:50743-18-5

Molecular Formula:C11H7NO2

Specifications:>95+%

5,7-Dihydroxy-2-(4-hydroxyphenyl)-3-methoxy-4H-chromen-4-one

CasNo:1592-70-7

Molecular Formula:C16H12O6

Specifications:>0.98