Chemical intermediate

(2R,3S,4S,4aR,10bS)-3,4,8,10-Tetrahydroxy-2-(hydroxymethyl)-9-methoxy-3,4,4a,10b-tetrahydropyrano[3,2-c]isochromen-6(2H)-one

CasNo:477-90-7

Molecular Formula:C14H16O9

Specifications:>0.98

1,7-Bis(4-hydroxy-3-methoxyphenyl)heptane-3,5-dione

CasNo:36062-04-1

Molecular Formula:C21H24O6

Specifications:>0.98

(S)-2-(2-Hydroxypropan-2-yl)-4-methoxy-7-((((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)methyl)-2H-furo[3,2-g]chromen-5(3H)-one

CasNo:80681-45-4

Molecular Formula:C22H28O11

Specifications:>0.98

(2S,3R,4S,5S,6R)-2-(3-Hydroxy-5-(4-hydroxystyryl)phenoxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol

CasNo:65914-17-2

Molecular Formula:C20H22O8

Specifications:>99+%

Theaflavine-3,3'-digallate

CasNo:33377-72-9

Molecular Formula:C43H32O20

Specifications:>0.98

(E)-1,7-bis(3,4-dihydroxyphenyl)hept-4-en-3-one

CasNo:41137-87-5

Molecular Formula:C19H20O5

Specifications:>98+%

(6aS,12aS)-3-Methoxy-6H-[1,3]dioxolo[4',5':5,6]benzofuro[3,2-c]chromen-6a(12aH)-ol

CasNo:20186-22-5

Molecular Formula:C17H14O6

Specifications:>98+%

(3S,4aS,5S,6aS,6bS,8aS,9S,9aS,12S,15aS,15bR,16aS,16bR)-9,12,16b-Trimethyltetracosahydrobenzo[4,5]indeno[1,2-h]pyrido[1,2-b]isoquinoline-3,5,9-triol

CasNo:23496-41-5

Molecular Formula:C27H45NO3

Specifications:>0.98

8-((2S,3R,4S,5S,6R)-4,5-Dihydroxy-6-(hydroxymethyl)-3-(((2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)-5,7-dihydroxy-2-(4-hydroxyphenyl)-4H-chromen-4-one

CasNo:64820-99-1

Molecular Formula:C27H30O14

Specifications:>0.98

3-(((2S,3R,4R,5R,6S)-4,5-Dihydroxy-6-methyl-3-(((2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-5-hydroxy-2-(4-methoxyphenyl)-8-(3-methylbut-2-en-1-yl)-7-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one

CasNo:110642-44-9

Molecular Formula:C39H50O19

Specifications:>0.98

3,5,7-Trihydroxy-2-(4-methoxyphenyl)-4H-chromen-4-one

CasNo:491-54-3

Molecular Formula:C16H12O6

Specifications:>0.98

5,6-Dihydroxy-7-methoxy-2-phenyl-4H-chromen-4-one

CasNo:29550-13-8

Molecular Formula:C16H12O5

Specifications:>0.98