2,5-Dimethylthiophene

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2,5-Dimethylthiophene
2,5-Me2T.svg
Names
Preferred IUPAC name
2,5-Dimethylthiophene
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.010.286 Edit this at Wikidata
EC Number
  • 211-313-9
UNII
  • InChI=1S/C6H8S/c1-5-3-4-6(2)7-5/h3-4H,1-2H3
    Key: GWQOOADXMVQEFT-UHFFFAOYSA-N
  • CC1=CC=C(S1)C
Properties
C6H8S
Molar mass 112.19 g·mol−1
Appearance Colorless liquid
Density 0.9836 g/cm3
Melting point −62.6 °C (−80.7 °F; 210.6 K)
Boiling point 136.5 °C (277.7 °F; 409.6 K)
Hazards
GHS labelling:
GHS07: Exclamation mark
Warning
H226
P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

2,5-Dimethylthiophene is an organosulfur compound with the formula C4H2(CH3)2S. It is one of four isomers of dimethylthiophene. A colorless liquid, it is prepared by sulfurization of hexane-2,5-dione.[1] It is approved as a food flavouring additive in Europe.[2]

References[edit]

  1. ^ Shridhar, D. R.; Jogibhukta, M.; Rao, P. Shanthan; Handa, Vijay K. (1982). "An Improved Method for the Preparation of 2,5-Disubstituted Thiophenes". Synthesis. 1982 (12): 1061–1062. doi:10.1055/s-1982-30065.
  2. ^ "Document 32012R0872".