O-Cymene

o-Cymene
Names
Preferred IUPAC name
1-Methyl-2-(propan-2-yl)benzene
Other names
  • o-Cymene
  • 2-isopropyltoluene
  • 2-methylcumene
  • 1-isopropyl-2-methylbenzene
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
EC Number
  • 208-426-0
UNII
  • InChI=1S/C10H14/c1-8(2)10-7-5-4-6-9(10)3/h4-8H,1-3H3
    Key: WWRCMNKATXZARA-UHFFFAOYSA-N
  • CC1=CC=CC=C1C(C)C
Properties
C10H14
Molar mass 134.22
Appearance colorless liquid
Density 0.88 g/cm3
Melting point −71.5 °C (−96.7 °F; 201.7 K)
Boiling point 178 °C (352 °F; 451 K)
23.3 mg/L
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
 Flammable
GHS labelling:
Warning
H226
P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, P501
Flash point 50.6 °C (123.1 °F; 323.8 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

o-Cymene is an organic compound classified as an aromatic hydrocarbon. Its structure consists of a benzene ring ortho-substituted with a methyl group and an isopropyl group. It is a flammable colorless liquid which is nearly insoluble in water but soluble in organic solvents.

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