Methylglyoxal
Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
CAS Number
78-98-8
Chemical name
Methylglyoxal
Molecular formula
C3H4O2
Molecular weight
72.06 g/mol
Synonyms
pyruvaldehyde; pyruvic aldehyde; acetylformaldehyde; Acetylformyl; Propanal, 2-oxo-; METHYL GLYOXAL; 2-Ketopropionaldehyde; Propanedione; Propanolone; Pyroracemic aldehyde; 2-Oxopropionaldehyde; Glyoxal, methyl
InChIKey
AIJULSRZWUXGPQ-UHFFFAOYSA-N
PubChem CID
880
Signal word
Danger
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H290, H303, H317, H318, H341
Catalog reference cue; confirm supplier documentation before use.
Appearance
Methylglyoxal is a clear yellow slightly viscous liquid with a pungent odor. Yellowish-green vapors. Faintly acidic to litmus. (NTP, 1992)
Catalog reference value; verify against supplier SDS before use.
Melting Point
25.0 °C
Catalog reference value; verify against supplier SDS before use.
Boiling Point
72.0 °C
Catalog reference value; verify against supplier SDS before use.
Water Solubility
100 mol/L
Catalog reference value; verify against supplier SDS before use.
Refractive Index
1.399–1.4002
Catalog reference value; verify against supplier SDS before use.
Vapor Pressure
Estimated value, unit not specified
Catalog reference value; verify against supplier SDS before use.
XLogP
-0.4
Catalog reference value; verify against supplier SDS before use.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.