Salazinic acid

Salazinic acid

Names
IUPAC name 1,3-Dihydro-1,4,10-trihydroxy-5-(hydroxymethyl)-8-methyl-3,7-dioxo-7H-isobenzofuro[4,5-b][1,4]benzodioxepin-11-carboxaldehyde
Identifiers
CAS Number	521-39-1
3D model (JSmol)	Interactive image
ChEMBL	ChEMBL172439
ChemSpider	4478508
ECHA InfoCard	100.007.558
EC Number	208-312-0
PubChem CID	5320418
CompTox Dashboard (EPA)	DTXSID001317270
InChI InChI=1S/C18H12O10/c1-5-2-8(21)6(3-19)13-9(5)16(23)27-14-7(4-20)12(22)10-11(15(14)26-13)18(25)28-17(10)24/h2-3,18,20-22,25H,4H2,1H3 Key: QQTKVXCQLZIJPP-UHFFFAOYSA-N
SMILES CC1=CC(=C(C2=C1C(=O)OC3=C(O2)C4=C(C(=C3CO)O)C(=O)OC4O)C=O)O
Properties
Chemical formula	C18H12O10
Molar mass	388.284 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Salazinic acid is a depsidone with a lactone ring. It is found in some lichens, and is especially prevalent in Parmotrema and Bulbothrix, where its presence or absence is often used to help classify species in those genera.