| Chemistry name: | sym-1,2,4,5-tetramethylbenzene |
| M Formula: | C6H2(CH3)4. |
| Chemistry structure: |
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| Properties: | |
| Colorless crystals; camphorlike odor. D 0.838, mp 77C, bp 196–197C, flash p 165F (74C) (COC). Soluble in alcohol, ether, and benzene; insoluble in water; sublimes and is volatile with steam. Combustible. | |
| Derivation: | |
| By heating o-xylene and methyl chloride in presence of aluminum chloride. Occurs in coal tar. | |
| Use: | |
| Organic synthesis, plasticizers, polymers, fibers. | |