Agent Name

Methylglyoxal

Alternative Name

Pyruvaldehyde

CAS Number

78-98-8

Formula

C3-H4-O2

Major Category

Other Classes

Synonyms

Pyruvaldehyde; 1-Ketopropionaldehyde; 2-Ketopropionaldehyde; 2-Oxopropanal; 2-Oxopropionaldehyde; Acetalformaldehyde; Acetylformaldehyde; Acetylformyl; Glyoxal, methyl; Methyl glyoxal; Propanal, 2-oxo-; Propanedione; Propanolone; Propionaldehyde, 2-keto; Propionaldehyde, 2-oxo-; Pyroracemic aldehyde; Pyruvic aldehyde; alpha-Ketopropionaldehyde; alpha-Ketopropionic aldehyde; [ChemIDplus]

Category

Aldehydes

Description

Clear to yellow hygroscopic liquid with a pungent odor; [HSDB]

Sources/Uses

Used in organic synthesis, as a flavoring agent, and in tanning leather; [ChemIDplus]

Comments

A skin, eye, and respiratory tract irritant; [CAMEO] Oral LD50 (rat) = 1165 mg/kg; [HSDB] An severe eye irritant; Harmful if swallowed; [MSDSonline]

Exposure Assessment
Vapor Pressure

26.7 mm Hg

Adverse Effects
IARC Carcinogen

Not Classifiable

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: