Santin (flavonol)

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Santin

IUPAC name 5,7-dihydroxy-3,6-dimethoxy-2-(4-methoxyphenyl)chromen-4-one
Other names 5,7-Dihydroxy-3,6,4'-trimethoxyflavone
Identifiers
CAS number	27782-63-4^N=
PubChem	5281695
ChemSpider	4445012^Y
ChEMBL	CHEMBL161957^Y
Jmol-3D images	Image 1
SMILES COC1=CC=C(C=C1)C2=C(C(=O)C3=C(C(=C(C=C3O2)O)OC)O)OC
InChI InChI=1S/C18H16O7/c1-22-10-6-4-9(5-7-10)16-18(24-3)15(21)13-12(25-16)8-11(19)17(23-2)14(13)20/h4-8,19-20H,1-3H3^Y Key: DWZAJFZEYZIHPO-UHFFFAOYSA-N^Y InChI=1/C18H16O7/c1-22-10-6-4-9(5-7-10)16-18(24-3)15(21)13-12(25-16)8-11(19)17(23-2)14(13)20/h4-8,19-20H,1-3H3 Key: DWZAJFZEYZIHPO-UHFFFAOYAB
Properties
Molecular formula	C₁₈H₁₆O₇
Molar mass	344.31 g/mol
N (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Infobox references

Santin is an O-methylated flavonol. It was isolated from Tanacetum microphyllum.^[1]

References

Flavonols and their conjugates

Backbone

Aglycones	3-Hydroxyflavone (synthetic) and derivatives

Aglycones

Conjugates

Glycosides of herbacetin

Glycosides of kaempferol

Glycosides of myricetin

Conjugates of quercetin

Sulfates	Quercetin 3-O-sulfate Quercetin 3,3'-bissulfate Quercetin 3,4'-bissulfate

Glycosides	Avicularin (quercetin-3-O-α-L-arabinofuranoside) CTN-986 Guaijaverin (quercetin 3-O-arabinoside) Heliosin (quercetin 3-digalactoside) Hyperoside (quercetin 3-O-galactoside) Isoquercetin (quercetin 3-O-glucoside) Miquelianin (quercetin 3-O-glucuronide) Quercetin 3,4'-diglucoside Quercetin-3-sophorodide Quercitrin (quercetin 3-O-rhamnoside) Rutin (quercetin rutinoside) Reinutrin (quercetin-3-D-xyloside) Spiraeoside (quercetin 4'-O-glucoside) Taxillusin (galloylated 3-O-glucoside of quercetin°

O-Methylated flavonols

Aglycones

Glycosides

of isorhamnetin	Narcissin (Isorhamnetin 3-O-rutinoside) Isorhamnetin 3-O-glucoside Tamarixetin 7-rutinoside

other	Azalein (Azaleatin 3-O-α-L-rhamnoside) Centaurein (Centaureidin 7-O-glucoside) Eupalin (Eupalitin 3-0-rhamnoside) Eupatolin (Eupatolitin 3-O-rhamnoside) Jacein (Jaceidin 7-O-glucoside) Patulitrin (Patuletin 7-O-glucoside Xanthorhamnin (Rhamnetin glycoside)

Derivative flavonols

Aglycones	Noricaritin Dihydronoricaritin

Glycosides	Amurensin Icariin Phelloside Dihydrophelloside Rutin S

Pyranoflavonols

Aglycones	Karanjachromene

Furanoflavonols

Semisynthetic

Glycosides	Hydroxyethylrutosides Monoxerutin Troxerutin

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