Visnagin

Visnagin
Names
	Preferred IUPAC name 4-Methoxy-7-methyl-5H-furo[3,2-g][1]benzopyran-5-one
	Other names Visnacorin; Khella; Desmethoxykhellin; 5-Methoxy-2-methylfuranochromone; 5-Methoxy-2-methyl-6,7-furanochrome
Identifiers
CAS Number	82-57-5 ;
3D model (JSmol)	Interactive image;
Beilstein Reference	5-19-06-00030
ChEBI	CHEBI:10002;
ChemSpider	6460;
ECHA InfoCard	100.001.301
EC Number	201-430-3;
Gmelin Reference	234955
KEGG	C09049;
PubChem CID	6716;
RTECS number	LV1420000;
UNII	P64438MLBW ;
CompTox Dashboard (EPA)	DTXSID50231509 ;
	InChI InChI=1S/C13H10O4/c1-7-5-9(14)12-11(17-7)6-10-8(3-4-16-10)13(12)15-2/h3-6H,1-2H3 Key: NZVQLVGOZRELTG-UHFFFAOYSA-N;
	SMILES C12=C(C3=C(C=C1OC(=CC2=O)C)OC=C3)OC;
Properties
Chemical formula	C13H10O4
Molar mass	230.219 g·mol−1
Appearance	Solid
Melting point	144 to 145 °C (291 to 293 °F; 417 to 418 K)
Solubility in water	soluble
Solubility	ethanol
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	Harmful by ingestion
	GHS labelling:[1]
Pictograms
Signal word	Warning
Hazard statements	H302
Precautionary statements	P264, P270, P301+P317, P330, P501
NFPA 704 (fire diamond)	1 0 0
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	832 mg/kg (oral, rat)
Safety data sheet (SDS)	Sigma-Aldrich MSDS
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Visnagin is an organic chemical compound with the molecular formula C₁₃H₁₀O₄ It is a furanochromone, a compound derivative of chromone (1,4-benzopyrone) and furan.