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128465 Sigma-Aldrich

Glyoxal solution

40 wt. % in H2O

Synonym: Ethanedial, Oxalaldehyde

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Properties

Related Categories Aldehydes, Building Blocks, C1 to C6, Carbonyl Compounds, Chemical Synthesis,
vapor density   >1 (vs air)
vapor pressure   18 mmHg ( 20 °C)
InChI Key   LEQAOMBKQFMDFZ-UHFFFAOYSA-N
autoignition temp.   545 °F
concentration   40 wt. % in H2O
refractive index   n20/D 1.4087
solubility   water: soluble(lit.)
density   1.265 g/mL at 25 °C

Description

Caution

May precipitate on storage; redissolve at 50-60 °C.

Other Notes

This form of glyoxal is composed of 3 moles of glyoxal and 2 moles of water in a relatively stable configuration.

Packaging

1, 3 kg in poly bottle

5 g in glass bottle

100 g in poly bottle

22, 50 kg in poly drum

General description

The product is 40wt.% solution of glyoxal in water. Glyoxal is a linear aliphatic dialdehyde containing two aldehyde groups. It participates in the synthesis of glyoxylic acid. It is highly reactive in nature. It can be prepared by oxidizing ethanol or acetaldehyde with nitric acid. It is widely employed in textile and paper industry.

Price and Availability


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Safety & Documentation

Safety Information

Symbol 
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
1

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles
Peer-Reviewed Papers
15

References

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