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627-21-4 - 2-Pentyne, 98+% - Ethyl methyl acetylene - L02973 - Alfa Aesar

L02973 2-Pentyne, 98+%

CAS Number
627-21-4
Synonyms
Ethyl methyl acetylene

Size Price ($) Quantity Availability
25g 100.00
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2-Pentyne, 98+%

MDL
MFCD00009380
EINECS
210-989-2

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

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).

/n

GHS Hazard and Precautionary Statements

Hazard Statements: H225-H315-H319-H335-H304

Highly flammable liquid and vapour. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. May be fatal if swallowed and enters airways.

Precautionary Statements: P210-P280g-P301+P310a-P305+P351+P338-P315-P403

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Wear protective gloves. IF SWALLOWED: Immediately call a POISON CENTER/doctor 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.

Other References

Beilstein
1696938
Hazard Class
3
Packing Group
II
Harmonized Tariff Code
2901.29
TSCA
No

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