Title:  Durene 
CAS Registry Number:  95-93-2 
CAS Name:  1,2,4,5-Tetramethylbenzene 
Trademarks:  Durol 
Molecular Formula:  C10H14 
Molecular Weight:  134.22 
Percent Composition:  C 89.49%, H 10.51% 
Literature References:  Occurs in coal tar.  Usually prepd from xylene and methyl chloride in the presence of AlCl3:  Smith, Org. Synth. vol. 10, 32 (1930); cf. Smith, Dobrovolny, J. Am. Chem. Soc. 48, 1413 (1926). 
Properties:  Scales with camphor-like odor from alcohol.  d481 0.84.  mp 80°.  bp 191-193°.  Sublimes and is volatile with steam.  Insol in water; freely sol in alcohol, ether, benzene. 
Melting point:  mp 80° 
Boiling point:  bp 191-193° 
Density:  d481 0.84   |