Agent Name

Butyllithium

CAS Number

109-72-8

Formula

C4-H9-Li

Major Category

Metals

Synonyms

Butyllithium in hydrocarbon solvents; Lithium, butyl-; [ChemIDplus] n-Butyllithium; [MSDSonline] UN2845

Category

Metals, Organic Compounds

Description

Available in solution of C5 to C7 hydrocarbons; [Hawley] In cyclohexane solution: Water-white to pale yellow liquid with a petroleum-like odor; [CAMEO] In n-hexane solution: Yellow liquid; [MSDSonline]

Sources/Uses

Used to make isoprene and butadiene polymers and lithium hydride; Also used as a rocket fuel component and "metalating agent"; [Hawley]

Comments

An irritant; Solid and solution highly flammable; Ignites in moist air; [Hawley] May cause burns; May ignite upon exposure to air; Reacts with water evolving heat and flammable gases; [CAMEO] Pyrophoric; Gives off flammable gas in contact with water; Corrosive to skin and eyes; [eChemPortal: ERMA] Liberates extremely flammable gases on contact with water; A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause chemical pneumonitis; [MSDSonline]

Exposure Assessment
Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Pyrophoric liquid, organic, n.o.s."

Adverse Effects
Toxic Pneumonitis

Yes

Neurotoxin

Other CNS Neurotoxin

Nephrotoxin

Yes

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Other Information

No other related information on this agent was found.