Agent Name

3,5-Dimethylphenol

Alternative Name

3,5-Xylenol

CAS Number

108-68-9

Formula

C8-H10-O

Major Category

Other Classes

Synonyms

1,3,5-Xylenol; 1-Hydroxy-3,5-dimethylbenzene; 3,5-DMP; Benzene, 1,3-dimethyl-5-hydroxy-; Phenol, 3,5-dimethyl-; sym-m-Xylenol; Xylenol 200; [ChemIDplus] UN2261

Category

Phenols

Description

White to yellow solid; [ICSC] Hygroscopic; [CAMEO] Yellow crystalline solid; [MSDSonline]

Sources/Uses

Used as a chemical intermediate for biocides, antioxidants, pharmaceuticals, herbicides, phenolic resins, Metaxalone (muscle relaxant), and methyl carbamate derivatives for insecticides; [HSDB]

Comments

Causes ataxia and muscle contraction/spasticity in lethal-dose testing of mice; [RTECS] Toxic by ingestion; A severe eye irritant; [HSDB] A corrosive substance that can cause injury to the skin and eyes; A respiratory tract irritant; [ICSC] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause chemical pneumonitis; May be absorbed through skin; [MSDSonline] See "Phenol."

Exposure Assessment
Vapor Pressure

0.04 mm Hg

Lethal Concentration

LC (rat) > 4 mg/m3

Explanatory Notes

Odor threshold = 4.10E-5 mg/m3 (detection in air); [HSDB] Flash point = 80 deg C; [ICSC] The Guide in the Emergency Response Guidebook is for "Xylenols, solid." See "2018 Notice of Intended Changes." [TLVs and BEIs]

Adverse Effects
Toxic Pneumonitis

Yes

Neurotoxin

Other CNS Neurotoxin

Dermatotoxin

Skin Burns

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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Biomedical References

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Related Information in HazMap
Other Information

No other related information on this agent was found.