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4-Methyl-1-pentene

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4-Methyl-1-pentene
Skeletal formula of 4-methyl-1-pentene
Skeletal formula of 4-methyl-1-pentene with some implicit hydrogens shown
Names
Preferred IUPAC name 4-Methylpent-1-ene
Other names 4-Methyl-1-pentene
Identifiers
CAS Number
3D model (JSmol)
Beilstein Reference 1731096
ChemSpider
ECHA InfoCard 100.010.656 Edit this at Wikidata
EC Number
  • 211-720-1
PubChem CID
UNII
UN number 3295
CompTox Dashboard (EPA)
InChI
  • InChI=1S/C6H12/c1-4-5-6(2)3/h4,6H,1,5H2,2-3H3Key: WSSSPWUEQFSQQG-UHFFFAOYSA-N
SMILES
  • CC(C)CC=C
Properties
Chemical formula C6H12
Molar mass 84.162 g·mol
Density 665 mg cm
Melting point −173 to −113 °C; −280 to −172 °F; 100 to 160 K
Boiling point 54 °C; 129 °F; 327 K
Vapor pressure 30.7 kPa (at 20 °C)
Thermochemistry
Std enthalpy of
formation (ΔfH298) 		-78.86--77.58 kJ mol
Std enthalpy of
combustion (ΔcH298) 		-3.99836--3.99728 MJ mol
Hazards
GHS labelling:
Pictograms GHS02: Flammable GHS08: Health hazard
Signal word Danger
Hazard statements H225, H304
Precautionary statements P210, P301+P310, P331
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g. chloroformFlammability 4: Will rapidly or completely vaporize at normal atmospheric pressure and temperature, or is readily dispersed in air and will burn readily. Flash point below 23 °C (73 °F). E.g. propaneInstability 1: Normally stable, but can become unstable at elevated temperatures and pressures. E.g. calciumSpecial hazards (white): no code
2 4 1
Flash point −7 °C (19 °F; 266 K)
Autoignition
temperature 		300 °C (572 °F; 573 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). checkY verify (what is  ?) Infobox references
Chemical compound

4-Methyl-1-pentene is used as a monomer for olefin polymerisation. The resulting polymer is poly(4-methyl-1-pentene).

References

  1. "poly(4-methyl-1-pentene) - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 26 March 2005. Identification and Related Records. Retrieved 13 October 2011.
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