5-methyl-3H-furan-2-one (Molecular Formula: C₅H₆O₂)

Product Name:	5-methyl-3H-furan-2-one
CAS Registry Number:	591-12-8
EINECS:	209-701-8
Synonyms:	2(3H)-FURANONE;5-methyl-3H-furan-2-one; 591-12-8; 5-METHYL-; 5-Methyl-2(3H)-furanone; .alpha.-Angelica lactone; 5-Methylfuran-2(3H)-one; alpha-Angelicalactone;alpha-Angelica lactone;
Molecular Structure:
Molecular Formula:	C₅H₆O₂
Molecular Weight:	98.09994
Density:	1.092
Boiling Point:	55-56 ºC (12 MMHG)
Melting Point:	18 ºC
Flash Point:	68 ºC
Refractive index:	1.445-1.45
Risk Codes:	S24/25
Safety Statements:	Moderately toxic by intraperitoneal and ingestion routes. When heated to decomposition it emits acrid smoke and irritating fumes. See also KETONES.

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