Ethylacetylene

Ethylacetylene



IUPAC name but-1-yne
Other names 1-butyne
Identifiers
CAS number	107-00-6^Y
ChemSpider	7558^Y
ChEBI	CHEBI:48087^Y
Jmol-3D images	Image 1
SMILES C#CCC
InChI InChI=1S/C4H6/c1-3-4-2/h1H,4H2,2H3^Y Key: KDKYADYSIPSCCQ-UHFFFAOYSA-N^Y InChI=1/C4H6/c1-3-4-2/h1H,4H2,2H3 Key: KDKYADYSIPSCCQ-UHFFFAOYAI
Properties
Molecular formula	C₄H₆
Molar mass	54.091 g/mol
Density	0.6783 g cm⁻³^[1]
Melting point	−125.7 °C^[1]
Boiling point	8.08 °C^[1]
Y (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Ethylacetylene, also known as 1-butyne, but-1-yne, ethylethyne, and UN 2452, is an extremely flammable and reactive alkyne with chemical formula C₄H₆ and CAS number 107-00-6 that is used in the synthesis of organic compounds. It occurs as a colorless gas.^[1]

References

^ ^a ^b ^c ^d Lide, David R. (2008). CRC Handbook of Chemistry and Physics, 89th Edition. CRC Press. pp. 3–84. ISBN 978-0849304880.

Alkynes

Ethyne ( C₂H₂ ) • Propyne ( C₃H₄ ) • Butyne ( C₄H₆ ) • Pentyne ( C₅H₈ ) • Hexyne ( C₆H₁₀ ) • Heptyne ( C₇H₁₂ ) • Octyne ( C₈H₁₄ ) • Nonyne ( C₉H₁₆ ) • Decyne ( C₁₀H₁₈ ) • Undecyne ( C₁₁H₂₀ )