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Phenylacetylene



Phenylacetylene
Systematic name Ethynylbenzene
Chemical formula C8H6
Molecular mass 102.133 g/mol
Density 0.93 g/cm³
Melting point –45 °C
Boiling point 142-144 °C
CAS number [536-74-3]
SMILES C#Cc1ccccc1
Disclaimer and references

Phenylacetylene is an alkyne hydrocarbon containing a phenyl group. It exists as a colorless, viscous liquid. In research, it is sometimes used as an analog for acetylene; being a liquid, it is easier to handle than acetylene gas.

Additional recommended knowledge

Contents

Preparation

In the laboratory, phenylacetylene can be prepared by elimination of hydrogen bromide from styrene dibromide using sodium amide in ammonia.[1] It can also be prepared by the elimination of hydrogen bromide from bromostyrene using molten potassium hydroxide.[2]

Reactions

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See also

References

  1. ^ Organic Synthesis, http://www.orgsyn.org/orgsyn/prep.asp?prep=cv4p0763
  2. ^ Organic Synthesis, http://www.orgsyn.org/orgsyn/prep.asp?prep=cv1p0438
 
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Phenylacetylene". A list of authors is available in Wikipedia.
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