Methylacetylene

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Chemical element also named methylacetylene or allylene, is an alkyne formed by three atoms of carbon and C4- hydrogen , the formula is C 3 H 4 .

Summary

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  • 1 Physical and chemical properties
  • 2 Obtaining
  • 3 Applications
  • 4 Sources

Physical and chemical properties

  • It is a colorless gas
  • Characteristic smell
  • Denser than air
  • Semi-developed formula: HC≡C-CH 3
  • Boiling point: –23 ° C
  • Melting point: –101.5 ° C
  • Density relative to water: 0.68
  • Solubility in water: 0.36 g / 100 ml
  • Vapor pressure: 521 kPa (at 20 ° C)
  • Relative vapor density (air = 1): 1,4
  • Explosive limits (vol% in air): 1.7 – 11.7

Obtaining

  • Dehydrohalogenation of neighboring dihalogenated derivatives.
  • Dehalogenation of neighboring tetrahalogenated derivatives.

Applications

  • In welds.

 

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