5166. Isodurene

Nomenclature

CAS number: 527-53-7
1,2,3,5-Tetramethylbenzene.
C10H14; mol wt 134.22.
C 89.49%, H 10.51%.

Description and references

Occurs in coal tar. Prepd by the action of dimethyl sulfate on 2,4,6-trimethylphenylmagnesium bromide: Smith, Org. Synth. 11, 66 (1931).

Chemical structure

Properties

Liquid. d40 0.8961; d420 0.8906. mp 24°. bp760 197.9°; bp400 173.7°; bp200 149.9°; bp100 128.3°; bp60 115.4°; bp40 105.8°; bp20 91.0°; bp10 77.8°; bp5 65.8°; bp1.0 40.6°. nD20 1.5134; n20He 1.51126. Insol in water. Sol in alcohol; very sol in ether.