Thunberginol G

Names
Preferred IUPAC name 3-(3,4-Dihydroxyphenyl)-8-hydroxy-3,4-dihydro-1H-2-benzopyran-1-one
Identifiers
CAS Number	80394-88-3 Y
3D model (JSmol)	Interactive image
ChemSpider	8598786
PubChem CID	10423358
UNII	M9D65AW7XT Y
CompTox Dashboard (EPA)	DTXSID70439707
InChI InChI=1S/C15H12O5/c16-10-5-4-8(6-12(10)18)13-7-9-2-1-3-11(17)14(9)15(19)20-13/h1-6,13,16-18H,7H2 Key: RQDGXYMBVTZQNF-UHFFFAOYSA-N
SMILES C1C(OC(=O)C2=C1C=CC=C2O)C3=CC(=C(C=C3)O)O
Properties
Chemical formula	C15H12O5
Molar mass	272.25 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Y verify (what is YN ?) Infobox references

Thunberginol G is a dihydroisocoumarin found in Hydrangeae Dulcis Folium, the processed leaves of Hydrangea macrophylla var. thunbergii.^[1]