Agent Name

Polyacetaldehyde

CAS Number

9002-91-9

Formula

(C2-H4-O)x-

Major Category

Other Classes

Synonyms

2,4,6,8-Tetramethyl-1,3,5,7-tetraoxacyclooctane or acetaldehyde homopolymer; Acetaldehyde, homopolymer; Acetaldehyde, polymers; Antimilace; Limax; Limovet; Meta; Namekil; Polyacetaldehyde; Schneckokorn; Schnex-schneckentod; Slugit; Terrasan-schneckentod gekoernt; [ChemIDplus] UN1332

Category

Aldehydes

Description

White solid; [Hawley] White powder; [MSDSonline]

Sources/Uses

Used as a molluscicide and as a fuel substitute for alcohol (in compressed form); [Merck Index]

Comments

A polymer of acetaldehyde with n = 4-6 usually; Flammable solid; A strong skin and mucous membrane irritant; [Hawley] A strong skin and eye irritant; [CAMEO] An eye irritant; [eChemPortal: ERMA] An irritant; [MSDSonline] Has the name "Metaldehyde" in ChemIDplus, Hawley, and Merck Index; See "Metaldehyde."

Reference Link

INCHEM PIM: Metaldehyde - Updated/Peer reviewed 1999

Exposure Assessment
Lethal Concentration

LC50 (rat) = 203 mg/m3

Flammability (NFPA)

3: May ignite at ambient temperature

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
Processes

Industrial Processes with risk of exposure: