
CAS : 627-21-4
UN# : UN1993
MDL : MFCD00009380
Hazard Class : 3
EINECS : 210-989-2
Packing Group : II
Other name :
Ethyl methyl acetylene
Chemical Properties
Formula : CH3CH2C≡CCH3
Formula weight : 68.12
Melting Point : -109°
Boiling Point : 55-56°
Flash point : -20°(-4°F)
Density : 0.710
Refractive Index : 1.4030
Sensitivity : Ambient temperatures.
Literature References
2-Alkynes are metallated almost exclusively at the terminal position by t-BuLi in ether, in the presence of TMEDA. Subsequent reaction, e.g. with TMS chloride, gives propargylic silanes: Synthesis, 111 (1984).
Notes
Other References:Beilstein: 1696938UN#: UN1993
Grade Specifications
Grade Specifications
Hazard Statements : H225-H304-H315-H319-H335Highly flammable liquid and vapour.May be fatal if swallowed and enters airways.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.
Precautionary Statements : P210-P280g-P301+P310-P305+P351+P338-P315-P403Keep away from heat/sparks/open flames/hot surfaces. – No smoking.Wear protective gloves.IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Get immediate medical advice/attention.Store in a well-ventilated place.
| Pakage | 25g, 5g |
|---|---|
| brand | Alfa Aesar |




