Agent Name

1,3,5-Trichlorobenzene

CAS Number

108-70-3

Formula

C6-H3-Cl3

Major Category

Solvents

Synonyms

Benzene, 1,3,5-trichloro-; s-Trichlorobenzene; sym-Trichlorobenzene; [ChemIDplus] UN3077

Category

Chlorinated Aromatics

Description

White to yellow solid; [ICSC] White or cream colored lumps or crystalline powder; [MSDSonline]

Sources/Uses

Used as a solvent (degreasing and dyes), dielectric fluid, lubricant additive, emulsifier, and chemical intermediate; [HSDB]

Comments

Danger of cutaneous absorption; [MAK] A skin, eye, and respiratory tract irritant; [ICSC] Causes liver and kidney changes in high-dose animal studies: [HSDB] An irritant; [MSDSonline]

Exposure Assessment
MAK

5 ppm

Vapor Pressure

0.24 mm Hg

Lethal Concentration

LC50 (rat) = 2,325 mg/m3/4h

Explanatory Notes

Flash point = 107 deg C; [Merck Index] The Guide in the Emergency Response Guidebook is for "Environmentally hazardous substances, solid, n.o.s."

Adverse Effects
Neurotoxin

CNS Solvent Syndrome

Hepatotoxin

Hepatotoxin, Secondary

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: