2-Methylthiophene

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2-Methylthiophene
Methylthiophen.svg
Names
Preferred IUPAC name
2-Methylthiophene
Other names
Methylthiol
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.008.240 Edit this at Wikidata
EC Number
  • 209-063-0
UNII
  • InChI=1S/C5H6S/c1-5-3-2-4-6-5/h2-4H,1H3
    Key: XQQBUAPQHNYYRS-UHFFFAOYSA-N
  • CC1=CC=CS1
Properties
C5H6S
Molar mass 98.16 g·mol−1
Appearance colorless liquid
Density 1.0168 g/cm3
Melting point −63.4 °C (−82.1 °F; 209.8 K)
Boiling point 112.6 °C (234.7 °F; 385.8 K)
Hazards
GHS labelling:
GHS02: FlammableGHS07: Exclamation mark
Danger
H225, H302, H312, H332
P210, P233, P240, P241, P242, P243, P261, P264, P270, P271, P280, P301+P312, P302+P352, P303+P361+P353, P304+P312, P304+P340, P312, P322, P330, P363, 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-Methylthiophene is an organosulfur compound with the formula CH3C4H3S. It is a colorless, flammable liquid. It can be produced by Wolff-Kishner reduction of thiophene-2-carboxaldehyde.[1] Its commercial synthesis involvess vapor-phase dehydrogenation of a 1-pentanol/CS2 mixture.[2]

See also[edit]

References[edit]

  1. ^ King, Wm. J.; Nord, F. F. (1949). "Thiophene Series. V. Wolff-Kishner Reductions". Journal of Organic Chemistry. 14: 638–42. doi:10.1021/jo01156a016.
  2. ^ Swanston, Jonathan (2006). "Thiophene". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a26_793.pub2. ISBN 3527306730..