1,2,4-Trichlorobenzene
Synonyms & Trade Names
unsym-Trichlorobenzene, 1,2,4-TrichlorobenzolPhysical Description
Colorless liquid or crystalline solid (below 63°F) with an aromatic odor.Molecular Weight
181.4Boiling Point
416°FFreezing Point
63°FSolubility
0.003%Vapor Pressure
1 mmHgIonization Potential
?Specific Gravity
1.45Flash Point
222°FUpper Exposive Limit
(302°F): 6.6%Lower Explosive Limit
(302°F): 2.5%
Class IIIB Combustible Liquid: Fl.P. at or above 200°F.
Combustible Solid
Combustible Solid
Incompatibilities & Reactivities
Acids, acid fumes, oxidizers, steamExposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contactSymptoms
irritation eyes, skin, mucous membrane; In Animals: liver, kidney damage; possible teratogenic effectsTarget Organs
Eyes, skin, respiratory system, liver, reproductive systemPersonal Protection/Sanitation
(See protection codes)Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:No recommendation
First Aid
(See procedures)Eye:Irrigate immediately
Skin:Soap wash
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations
Not available.
- Page last reviewed:April 11, 2016
- Page last updated:April 11, 2016
- Content source:
- National Institute for Occupational Safety and Health (NIOSH) Education and Information Division