Smitilbin

Names
IUPAC name (2R,3S)-2-(3,5-dihydroxyphenyl)-5,7-dihydroxy-3-[(2S,3R,4R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy-2,3-dihydrochromen-4-one
Other names Isoastilbin B
Identifiers
CAS Number	222846-33-5 Y [1]
3D model (JSmol)	Interactive image
ChemSpider	58539792 N
PubChem CID	9889962
CompTox Dashboard (EPA)	DTXSID80720698
InChI InChI=1S/C23H26O9/c1-9-4-10(2)16-15(5-9)31-21(12-6-13(24)8-14(25)7-12)22(18(16)27)32-23-20(29)19(28)17(26)11(3)30-23/h4-8,11,17,19-26,28-29H,1-3H3/t11-,17-,19+,20+,21+,22+,23-/m0/s1 N Key: XIFOLBFVNYGHBL-SZGUTPPVSA-N N
SMILES Cc1cc(c2c(c1)O[C@@H]([C@@H](C2=O)O[C@H]3[C@@H]([C@@H]([C@H]([C@@H](O3)C)O)O)O)c4cc(cc(c4)O)O)C
Properties
Chemical formula	C21H22O11
Molar mass	450.39 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references

Smitilbin is a flavanonol, a type of flavonoid. It is a rhamnoside that can be isolated in Smilax glabra^[2] (Chinaroot, sarsaparilla).

Smitilbin could be used for preventing immunological hepatocyte damage.^[3]

Neosmitilbin is a stereoisomer of smitilbin.