Trichlorotoluenes are organochlorine compounds, in particular aryl chlorides, with the formula CH3C6H2Cl3. Six constitutional isomers exist, differing in the relative position of the three chlorine substituents around the ring. All isomers colorless and lipophilic solids.
| Name | 2,3,4-Trichlorotoluene | 2,3,5-Trichlorotoluene | 2,3,6-Trichlorotoluene | 2,4,5-Trichlorotoluene | 2,4,6-Trichlorotoluene | 3,4,5-Trichlorotoluene |
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| CAS Registry Number | [7359-72-0] | [56961-86-5] | [2077-46-5] | [6639-30-1] | [23749-65-7] | [21472-86-0] |
| Melting pt (°C) | 42.9 | 44.65 | 42.95 | 79.95 | 32.0 | 44.85 |
| Boiling pt (°C) | 249.3 | 240.4 | 241.8 | 240.5 | 235.4 | 248.3 |