[B24988] CAS 6342-56-9 | Pyruvic aldehyde dimethyl acetal, 97+%, Alfa

CAS : 6342-56-9
UN# : UN1224
MDL : MFCD00008758
Hazard Class : 3
EINECS : 228-735-4
Packing Group : III

Other name :

Methylglyoxal dimethyl acetal1,1-Dimethoxyacetone

Chemical Properties

Formula : CH3COCH(OCH3)2
Formula weight : 118.13
Melting Point : -57°
Boiling Point : 133-135°
Flash point : 34°(93°F)
Density : 0.998
Refractive Index : 1.3980
Sensitivity : Ambient temperatures.
Form : Liquid
Solubility : Soluble in water. 350 g/L at 20°C.

Literature References

The cyclohexylimine or the N,N-dimethylhydrazone can be lithiated at the methyl group with LDA to give useful synthetic species capable of alkylation, etc.: Synthesis, 198 (1977). For a review of the alkylation of nitrogen derivatives of carbonyl compounds, see: Synthesis, 517 (1983).

Notes

Do not store together with acids. Store in cool place. Keep container tightly closed in a dry and well-ventilated place.Other References:Beilstein: 1560557UN#: UN1224

Grade Specifications

Grade Specifications

Hazard Statements : H226-H315-H319-H335Flammable liquid and vapour.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.
Precautionary Statements : P210-P241-P303+P361+P353-P305+P351+P338-P405-P501aKeep away from heat/sparks/open flames/hot surfaces. – No smoking.Use explosion-proof electrical/ventilating/lighting/ equipment.IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.