Thunberginol B

Thunberginol B is an isocoumarin found in Hydrangeae Dulcis Folium, the processed leaves of Hydrangea macrophylla var. thunbergii.[1]

Thunberginol B

Names
IUPAC name 3-(3,4-dihydroxyphenyl)-6,8-dihydroxyisochromen-1-one
Identifiers
CAS Number	147666-81-7^Y
3D model (JSmol)	Interactive image
ChemSpider	4583010^N
PubChem CID	5473310
CompTox Dashboard (EPA)	DTXSID90163774
InChI InChI=1S/C15H10O6/c16-9-3-8-5-13(7-1-2-10(17)11(18)4-7)21-15(20)14(8)12(19)6-9/h1-6,16-19H^N Key: NHFGEHLUROYMEB-UHFFFAOYSA-N^N
SMILES C1=CC(=C(C=C1C2=CC3=CC(=CC(=C3C(=O)O2)O)O)O)O
Properties
Chemical formula	C15H10O6
Molar mass	286.23 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

References

1. Matsuda, H.; Wang, Q.; Matsuhira, K.; Nakamura, S.; Yuan, D.; Yoshikawa, M. (2008). "Inhibitory Effects of Thunberginols A and B Isolated from Hydrangeae Dulcis Folium on mRNA Expression of Cytokines and on Activation of Activator Protein-1 in RBL-2H3 Cells". Phytomedicine. 15 (3): 177–184. doi:10.1016/j.phymed.2007.09.010. PMID 17950587.