2-Oxopropanal

Basic Information

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CAS Number

78-98-8

Molecular Formula

C3H4O2

Molecular Weight

72.06 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Aldehydes

Basic Chemical Raw Materials Organic Chemicals Ketones

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

25 ºC

Boiling Point

72 ºC

Density

1.19 g/mL at 20 °C

Water Solubility

>=10 g/100 mL at 17 ºC

Flash Point

Refractive Index

1.4209

SMILES

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CC(=O)C=O

InChI

InChI=1S/C3H4O2/c1-3(5)2-4/h2H,1H3

InChIKey

AIJULSRZWUXGPQ-UHFFFAOYSA-N

LogP

-0.2257

Topological Polar Surface Area

34.14 Å²

Hydrogen Bond Donor/Acceptor

0 / 2

Complexity

55.9

Safety Information

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GHS Hazard Pictograms

H302

H319

Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Sensitiveness

Air Sensitive

Synonyms & References

English

Methylglyoxal
1-ketopropionaldehyde
2-ketopropionaldehyde
2-Oxopropanal
2-oxopropionaldehyde
acetylformaldehyde
acetylformyl
alpha-ketopropionaldehyde
propanedione
propanolone
pyroracemic aldehyde
pyruvaldehyde
Pyruvic aldehyde
Carbonyl Compounds Mix B
Propanal, 2-oxo-
METHYL GLYOXAL
Glyoxal, methyl
Propionaldehyde, 2-keto
Propionaldehyde, 2-oxo-
1,2-Propanedione
Acetalformaldehyde
alpha-Ketopropionic aldehyde
2-oxo-Propionaldehyde
CH3COCHO
FEMA No. 2969
methyl-glyoxal
2-oxo-propanal
Pyruvaldehyde
Acetylformaldehyde
2-Ketopropionaldehyde

MDL Number

MFCD00006960

Customs Code

2914400090

FAQ

What is 2-Oxopropanal (CAS: 78-98-8)?

2-Oxopropanal, also known as pyruvaldehyde, is a ketone aldehyde compound with the chemical formula C3H4O2. It is a colorless liquid with a strong odor and is commonly used as an intermediate in organic synthesis. The compound exhibits reactivity due to its aldehyde and ketone functional groups, making it valuable in various chemical applications.

What are the main uses of 2-Oxopropanal (CAS: 78-98-8)?

2-Oxopropanal is primarily used in the pharmaceutical industry for the synthesis of drugs and as a precursor for other organic compounds. It also finds applications in the production of fragrances, coatings, and resins. In research settings, it serves as a key reagent for developing new materials and chemical processes, and it has potential uses in food science as a flavoring agent.

Is 2-Oxopropanal (CAS: 78-98-8) safe?

2-Oxopropanal is considered toxic and should be handled with care. It can cause irritation to the skin, eyes, and respiratory system. Safety standards recommend using appropriate personal protective equipment (PPE) and ensuring proper ventilation when working with this compound. It is classified as a hazardous substance under several regulatory frameworks.

How should 2-Oxopropanal (CAS: 78-98-8) be stored?

2-Oxopropanal should be stored in a cool, dry, and well-ventilated area, away from light. It is typically kept in a sealed, dark container to prevent degradation. The ideal storage temperature is below 25°C, and it should be protected from moisture and incompatible materials to ensure stability and safety.