| Formula / Notation | C2H2O2 |
|---|---|
| CAS Number | 107-22-2 |
| Molecular Weight | 58.04 |
| Melting Point | 59 °F (NTP, 1992) |
| Boiling Point | 124 °F at 776 mmHg (NTP, 1992) |
| Density | 1.29 at 68 °F (liquid,40% solution) (USCG, 1999) - Denser than water; will sink |
| Solubility | greater than or equal to 100 mg/mL at 72 °F (NTP, 1992) |
| Appearance | Glyoxal appears as yellow crystals melting at15 °C. Hence often encountered as a light yellow liquid with a weak sour odor. Vapor has a green color and burns with a violet flame. |
| Also Known As | oxaldehyde; 107-22-2; Ethanedial; Oxalaldehyde; 1,2-Ethanedione; Biformyl; Diformyl; Biformal; Oxal; Glyoxylaldehyde |
| Category | Organic Compounds |
What is Glyoxal?
Glyoxal is the dialdehyde that is the smallest possible and which consists of ethane having oxo groups on both carbons. It has a role as a pesticide, a plant growth regulator, an agrochemical and an allergen.
Formula & Notation
IUPAC Name: oxaldehyde
Other Names / Synonyms: oxaldehyde; 107-22-2; Ethanedial; Oxalaldehyde; 1,2-Ethanedione; Biformyl; Diformyl; Biformal; Oxal; Glyoxylaldehyde
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | 59 °F (NTP, 1992) |
| Boiling Point | 124 °F at 776 mmHg (NTP, 1992) |
| Density | 1.29 at 68 °F (liquid,40% solution) (USCG, 1999) - Denser than water; will sink |
| Molecular Weight | 58.04 |
| Solubility | greater than or equal to 100 mg/mL at 72 °F (NTP, 1992) |
| Appearance | Glyoxal appears as yellow crystals melting at15 °C. Hence often encountered as a light yellow liquid with a weak sour odor. Vapor has a green color and burns with a violet flame. |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Glyoxal is the dialdehyde that is the smallest possible and which consists of ethane having oxo groups on both carbons. It has a role as a pesticide, a plant growth regulator, an agrochemical and an allergen.
Used as an industrial feedstock, solvent, pharmaceutical intermediate, flavoring agent, or chemical building block.
Flammable or irritant. Many organic compounds are flammable liquids or vapours. Keep away from ignition sources. Consult SDS for specific hazard data.
The formula or notation for Glyoxal is: C2H2O2