3-Butyn-2-one(6CI,7CI,8CI,9CI) (1423-60-5)

Identification
Name:	3-Butyn-2-one(6CI,7CI,8CI,9CI)
Synonyms:	1-Butyn-3-one;Acetylacetylene;Acetylethyne;Ethynyl methyl ketone;Methyl ethynyl ketone;
CAS:	1423-60-5
EINECS:	215-834-2
Molecular Formula:	C₄H₄O
Molecular Weight:	68.07
InChI:	InChI=1/C4H4O/c1-3-4(2)5/h1H,2H3
Molecular Structure:
Properties
Transport:	UN 1992
Density:	0.87
Stability:	Stable at room temperature in closed containers under normal storage and handling conditions.
Refractive index:	1.4045-1.4095
Solubility:	Soluble
Appearance:	clear yellow to orange-brown liquid
Specification:	Classification Code of 3-Butyn-2-one (CAS NO.1423-60-5) : Mutation data;Reproductive Effect;Skin / Eye Irritant Preparation Products: 2,6-Dimethyl-pyridine-3-carbaldehyde 3-Butyn-2-one (CAS NO.1423-60-5) should keep away from heat, sparks, and flame, also should keep away from sources of ignition. It should be stored in a tightly closed container, or stored in a cool, dry, well-ventilated area away from incompatible substances, Flammables-area, Poison room locked/refrigerator.
Packinggroup:	II
Storage Temperature:	0-6°C
Safety Data
Hazard Symbols	F:Flammable T+:Verytoxic