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Cas Database |
| Name |
2-Ethynyltoluene |
EINECS | N/A |
| CAS No. | 766-47-2 | Density | 0.922 |
| PSA | 0.00000 | LogP | 1.97630 |
| Solubility | N/A | Melting Point |
285 °C (decomp) |
| Formula | C9H8 | Boiling Point | 50-60ºC |
| Molecular Weight | 116.163 | Flash Point | 35 ºC |
| Transport Information | UN 3295 | Appearance | N/A |
| Safety | Risk Codes | R10;R36/37/38 | |
| Molecular Structure |
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Hazard Symbols |
|
| Synonyms |
Toluene,o-ethynyl- (6CI,7CI,8CI); (2-Methylphenyl)acetylene; (2-Methylphenyl)ethyne;(o-Methylphenyl)acetylene; 1-Ethynyl-2-methylbenzene; 2-Ethynyltoluene;2-Tolylacetylene; o-Tolylacetylene |
Article Data | 41 |
2-Ethynyltoluene Chemical Properties
Molecular Structure:
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Molecular Formula: C9H8
Molecular Weight: 116.1598
IUPAC Name: 1-Ethynyl-2-methylbenzene
Synonyms of 2-Ethynyltoluene (CAS NO.766-47-2): 2-Methylphenylacetylene
CAS NO: 766-47-2
Product Categories: Alkynes;Organic Building Blocks;Terminal
Index of Refraction: 1.534
Molar Refractivity: 38.43 cm3
Molar Volume: 123.6 cm3
Surface Tension: 35.3 dyne/cm
Density: 0.93 g/cm3
Flash Point: 44 °C
Enthalpy of Vaporization: 39.03 kJ/mol
Boiling Point: 170.7 °C at 760 mmHg
Vapour Pressure of 2-Ethynyltoluene (CAS NO.766-47-2): 1.93 mmHg at 25°C
2-Ethynyltoluene Safety Profile
Hazard Codes of 2-Ethynyltoluene (CAS NO.766-47-2): 
Xi
Risk Statements: 10-36/37/38
R10: Flammable.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 16-26-36
S16: Keep away from sources of ignition.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.
RIDADR: UN 3295 3/PG 3
WGK Germany: 3
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