Skip to main content

Diacetyl

ADVERTISEMENT
Identification
Molecular formula
C6H10O2
CAS number
431-03-8
IUPAC name
4-methylpentane-2,3-dione
State
State

Diacetyl is typically found in a liquid state at room temperature.

Melting point (Celsius)
-2.00
Melting point (Kelvin)
271.00
Boiling point (Celsius)
88.00
Boiling point (Kelvin)
361.00
General information
Molecular weight
100.12g/mol
Molar mass
100.1160g/mol
Density
0.9904g/cm3
Appearence

Diacetyl is a yellow-green liquid with a distinct buttery odor.

Comment on solubility

Solubility of 4-methylpentane-2,3-dione

4-methylpentane-2,3-dione, with its distinctive molecular structure, showcases interesting solubility properties that are relevant in various chemical applications. When considering the solubility of this compound, it’s important to take into account the following factors:

  • Polarity: 4-methylpentane-2,3-dione exhibits a moderate polarity due to the presence of two carbonyl groups (=O). This polar character typically enhances solubility in polar solvents, such as water and alcohols.
  • Solvent Compatibility: This compound tends to dissolve well in a variety of organic solvents, including ethanol, acetone, and ethyl acetate, which are often used in laboratories and industrial processes.
  • Temperature Effects: Like many organic compounds, the solubility of 4-methylpentane-2,3-dione can increase with temperature. Generally, a rise in temperature can enhance the dissolution process.

In summary, the solubility of 4-methylpentane-2,3-dione is primarily influenced by its polarity and the choice of solvent. As a rule of thumb, “like dissolves like” applies here, making it vital to choose appropriate solvents for effective dissolution.

Interesting facts

Interesting Facts About 4-Methylpentane-2,3-dione

4-Methylpentane-2,3-dione, often simply referred to as a diketone, is a fascinating compound that attracts attention due to its unique structure and properties. Here's a closer look at what makes this compound noteworthy:

  • Structural Characteristics: This molecule features a branched chain that includes two keto groups (C=O) at the 2 and 3 positions, making it an important compound in organic chemistry.
  • Applications in Synthesis: 4-Methylpentane-2,3-dione serves as a building block in synthesizing various organic compounds, including pharmaceuticals and agricultural chemicals.
  • Reactivity: The presence of the diketone functional groups makes this compound highly reactive in nucleophilic addition reactions, making it valuable in synthetic routes.
  • Natural Occurrence: Diketones like 4-methylpentane-2,3-dione can be found in nature, contributing to the aroma of certain fruits and plants, thus playing a role in flavor chemistry.
  • Health Implications: As with many organic compounds, understanding the safety and toxicity of 4-methylpentane-2,3-dione is crucial, particularly in industrial applications, underscoring the importance of proper handling and usage protocols.

Researchers often explore diketones for their dual functional groups, which can enable unique chemical pathways and enhance their utility in various chemical reactions. As noted in the literature, “The greater the functional versatility, the broader the horizons of application.” The study of compounds like 4-methylpentane-2,3-dione continues to be a vibrant area of research within the realm of organic synthesis and practical applications.

Synonyms
Acetyl isobutyryl
4-Methylpentane-2,3-dione
7493-58-5
4-METHYL-2,3-PENTANEDIONE
2,3-Pentanedione, 4-methyl-
FEMA No. 2730
acetylisobutyryl
UNII-K372XXT72S
Isopropylmethylglyoxal
K372XXT72S
FEMA 2730
EINECS 231-328-4
NSC-31666
DTXSID90864077
NSC 31666
4-METHYL-2,3-PENTANEDIONE [FHFI]
4Methyl2,3pentanedione
2,3Pentanedione, 4methyl
DTXCID80812628
jenybwhrlyzssz-uhfffaoysa-n
Isopropyl methyl diketone
Methyl isopropyl diketone
4-me-thyl-pentan-2,3-dion
4-Methyl-pentane-2,3-dione
SCHEMBL107888
CHEBI:173383
NSC31666
AKOS006273806
DB-280752
NS00012959
Q27281886
2,3-Pentanedione, 4-methyl-;2,3-Pentanedione,4-methyl-;4-methyl-3-pentanedione