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CAS No.: | 1423-60-5 |
---|---|
Name: | 3-Butyn-2-one |
Article Data: | 33 |
Molecular Structure: | |
Formula: | C4H4O |
Molecular Weight: | 68.0752 |
Synonyms: | 1-Butyn-3-one;Acetylacetylene;Acetylethyne;Ethynyl methyl ketone;Methyl ethynyl ketone; |
EINECS: | 215-834-2 |
Density: | 0.902 g/cm3 |
Boiling Point: | 84.999 °C at 760 mmHg |
Flash Point: | -1.111 °C |
Solubility: | It is soluble in water. |
Appearance: | clear yellow to orange-brown liquid |
Hazard Symbols: | F,T+ |
Risk Codes: | 11-28-36/37/38 |
Safety: | 16-26-28A-36/37/39-45 |
Transport Information: | UN 1992 |
PSA: | 17.07000 |
LogP: | 0.20860 |
IUPAC Name: But-3-yn-2-one
Synonyms: Acetylacetylene ; Acetylethyne ; But-3-yn-2-one ; CH3COCequivCH ; Ketone, ethynyl methyl ; Methyl ethynyl ketone ; Ethynyl Methyl Ketone ; 1-Butyn-3-one
ProductCategories: ketone;Acetylenes;Functionalized Acetylenes;C3 to C6;Carbonyl Compounds;Ketones
Molecular Formula of 3-Butyn-2-one (CAS NO.1423-60-5 ) : C4H4O
Molecular Weight: 68.07 g/mol
Structure Descriptors :
Smiles: C(C#C)(C)=O
Molecular Structure of 3-Butyn-2-one (CAS NO.1423-60-5) :
EINECS: 215-834-2
Index of Refraction: 1.403
Surface Tension: 29.1 dyne/cm
Density: 0.902 g/cm3
Flash Point: -1°C
Enthalpy of Vaporization: 32.54 kJ/mol
Boiling Point: 85 °C at 760 mmHg
Vapour Pressure: 70.6 mmHg at 25°C
Appearance: clear yellow to orange-brown liquid
Storage temp: 0-6°C
Solubility in water: Soluble
Stability of 3-Butyn-2-one (CAS NO.1423-60-5 ) : Stable at room temperature in closed containers under normal storage and handling conditions.
Hazard Codes: F,T+,T,Xi,E,Xn
Risk Statements: 28-36/37/38-11-15-10
R28:Very toxic if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin.
R11:Highly flammable.
R15:Contact with water liberates extremely flammable gases.
R10:Flammable.
Safety Statements: 45-36/37/39-28A-26-16-43-7/8
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S28:After contact with skin, wash immediately with plenty of soap-suds.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S16:Keep away from sources of ignition.
S43:In case of fire use ... (there follows the type of fire-fighting equipment to be used.)
S7:Keep container tightly closed.
S8:Keep container dry.
Transport Information of 3-Butyn-2-one (CAS NO.1423-60-5 ): UN 1992
RIDADR: UN 1992 3/PG 2
WGK Germany: 3
RTECS: ES0875000
F: 19
Hazard Note: Highly Flammable/Highly Toxic
HazardClass: 3
PackingGroup: II
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.