Agent Name

Amylene

Alternative Name

2-Methyl-2-butene

CAS Number

513-35-9

Formula

C5-H10

Major Category

Other Classes

Synonyms

1,1,2-Trimethylethylene; 2-Butene, 2-methyl-; 2-Methylbut-2-ene; 3-Methyl-2-butene; Amylene (VAN); Ethylene, trimethyl-; Trimethylethylene; beta-Isoamylene; [ChemIDplus] UN2460

Category

Aliphatics, Unsaturated

Description

Colorless volatile liquid with a disagreeable odor; [HSDB] Colorless liquid; bp 35-38 deg C; [MSDSonline]

Sources/Uses

Used as a chemical intermediate for isoprene and tertiary pentyl alcohol (pharmaceutical solvent); as an additive in high octane fuel manufacture; for hydrogenation, halogenation, alkylation, and condensation reactions; [HSDB] Used as an intermediate in the production of hydrocarbon resins, as a stabilizer for chloroform, and as a component of natural gas and crude oil; [eChemPortal: SIDSUNEP]

Comments

Highly flammable liquid that is a simple asphyxiant; [Merck Index] May cause irritation or burns to skin and eyes; [CAMEO] Inhalation of high concentrations can cause CNS depression; A mild skin irritant; [eChemPortal: SIDSUNEP]

Exposure Assessment
Vapor Pressure

468 mm Hg

Lethal Concentration

LC50 (rat) > 61,000 PPM/4H

Explanatory Notes

Flash point = -17.8 deg C; [Merck Index]

Adverse Effects
Neurotoxin

CNS Solvent Syndrome

Other Poison

Simple Asphyxiant

Links to Other NLM Databases
Health Studies

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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: