1,2,4-Trimethylbenzene
- Pseudocumene
- Asym -trimethylbenzene
Colorless liquid with aromatic odor
Liquid
0.88 g · cm -3
-44 ° C
169 ° C
2.8 mbar ( 25 ° C)
Practically insoluble in water ( 0.057 g · l-1 at 20 ° C)
1.5048
Attention
5000 mg · kg -1 ( LD50, rat, oral)
Template: Infobox chemical / molecular formula search available
1,2,4- trimethylbenzene is a chemical compound selected from the group consisting of aromatic hydrocarbons.
Occurrence
Production and representation
1,2,4- trimethylbenzene may be obtained by the disproportionation of xylene in the presence of aluminum chloride.
Properties
1,2,4- trimethylbenzene is an oily, slightly volatile, colorless liquid with an aromatic odor, is practically insoluble in water.
Use
1,2,4- trimethylbenzene is an intermediate in the production of pharmaceuticals and dyes.
Safety
The vapors of 1,2,4 -trimethylbenzene can form (50 ° C, ignition temperature 485 ° C flash point) with air to form an explosive mixture.