Agent Name

alpha-Terpinene

CAS Number

99-86-5

Formula

C10-H16

Major Category

Biological Agents

Synonyms

1,3-Cyclohexadiene, 1-methyl-4-(1-methylethyl)-; 1,3-Cyclohexadiene, 1-methyl-4-isopropyl-; 1-Isopropyl-4-methyl-1,3-cyclohexadiene; 1-Methyl-4-(1-methylethyl)-1,3-cyclohexadiene; 1-Methyl-4-isopropylcyclohexadiene-1,3; alpha-Terpinen; p-Mentha-1,3-diene; Terpilene; [ChemIDplus] 1-Methyl-4-propan-2-ylcyclohexa-1,3-diene; [ToxPlanet: EFSA: DAR - Vol. 1] UN2319

Category

Terpenes

Description

Liquid; [Sigma-Aldrich MSDS]

Sources/Uses

Component of terpenoid blend used as a foliar insecticide for field crops; [ExPub: EFSA: DAR - Vol. 1] Used as a flavoring agent; [FDA] Permitted for use as an inert ingredient in non-food pesticide products; [EPA]

Comments

Safe when used as a flavoring agent in food; [JECFA] A skin and strong eye irritant; Higher exposure may cause unconsciousness; Harmful by ingestion, inhalation, and skin absorption; [MP Biomedicals MSDS] See "gamma-Terpinene."

Exposure Assessment
Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Terpene hydrocarbons, n.o.s."

Adverse Effects
Neurotoxin

CNS Solvent Syndrome

Links to Other NLM Databases
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: