Basic

CAS No.	118-71-8
Product Name	3-hydroxy-2-methyl-4-pyrone
Synonyms	Maltol; 2-Methyl-3-hydroxy-.gamma.-pyranone; 3-Hydroxy-2-Methyl-4H-Pyran-4-One
Molecular Formula	C7H8O3
Molecular Weight	140.1366

Physical property

Density	1.261g/cm3
Melting point	160-164℃
Boiling point	290.3°C at 760 mmHg
Flash point	124.8°C
Water solubility	1.2 g/100 mL (25℃)
Refractive index	1.54

Hazard Symbols	Xn:Harmful;
Risk Codes	R22:; R36/37/38:;
Safety Description	S26:; S37/39:;