Skip to main content

Crotyl alcohol

ADVERTISEMENT
Identification
Molecular formula
C4H8O
CAS number
6117-80-2
IUPAC name
but-2-en-1-ol
State
State

At room temperature, crotyl alcohol exists as a liquid. It remains in this liquid state under normal atmospheric conditions until it reaches its boiling point.

Melting point (Celsius)
-49.00
Melting point (Kelvin)
224.15
Boiling point (Celsius)
117.20
Boiling point (Kelvin)
390.35
General information
Molecular weight
72.11g/mol
Molar mass
72.1060g/mol
Density
0.8495g/cm3
Appearence

Crotyl alcohol, or but-2-en-1-ol, is a clear, colorless liquid. It has a mild, sweet fragrance that may resemble that of geranium leaves.

Comment on solubility

Solubility of But-2-en-1-ol

But-2-en-1-ol, with the chemical formula C4H8O, exhibits intriguing solubility properties that are primarily influenced by its functional groups and molecular structure. As a compound containing both a double bond and a hydroxyl (–OH) group, it demonstrates some characteristics worth noting:

  • Polarity: The hydroxyl group contributes to the overall polarity of the molecule, enhancing its solubility in polar solvents.
  • Water Solubility: Due to the polar –OH group, but-2-en-1-ol is partially soluble in water. This solubility can be attributed to hydrogen bonding interactions.
  • Organic Solvents: In addition to water, but-2-en-1-ol is soluble in various organic solvents such as ethanol and ether, making it versatile for potential applications in organic synthesis.

As a general trend, alcohols, like but-2-en-1-ol, tend to have improved solubility in water compared to their corresponding hydrocarbons due to the hydrophilic nature of the hydroxyl functional group. However, factors such as temperature and the presence of other solutes can also influence its solubility properties:

  1. At lower temperatures, solubility in water may decrease.
  2. The presence of more hydrophobic hydrocarbons can lead to decreased solubility.

In summary, but-2-en-1-ol represents a unique balance between hydrophilic and hydrophobic characteristics. Its solubility in polar and non-polar solvents makes it an interesting compound for both academic study and practical applications.

Interesting facts

Interesting Facts about But-2-en-1-ol

But-2-en-1-ol, also known as 2-buten-1-ol, is a fascinating organic compound with a variety of applications and properties that make it worth exploring. Here are some intriguing aspects of this compound:

  • Structure and Isomerism: But-2-en-1-ol is an example of an allylic alcohol. Its molecular structure features a double bond between the second and third carbon atoms, allowing for geometric isomerism. This means it has both cis and trans isomers, which can have different properties and reactivities.
  • Reactivity: The presence of both double bonds and hydroxyl groups in its structure makes But-2-en-1-ol highly reactive. It readily participates in various reactions, such as hydroxylation, addition reactions, and oxidation, making it a valuable building block in organic synthesis.
  • Applications: This compound plays a significant role in the production of several important chemicals and materials, including:
    • Intermediate in the synthesis of fragrances and flavorings.
    • Precursor to polyol compounds used in plastics and coatings.
    • Solvent in various chemical reactions.
  • Biological Significance: But-2-en-1-ol and its derivatives are studied for their potential biological activities. Some research has suggested that they may have antibacterial and antifungal properties, making them of interest in pharmaceuticals.
  • Role in Chemical Synthesis: Its versatility in organic chemistry allows for the synthesis of complex molecules. Notably, it enables scientists to create compounds with desired functionalities, enhancing the toolbox available for modern chemists.

In summary, But-2-en-1-ol is not just a simple alcohol but a compound rich with potential and significance in both industrial and academic settings. Understanding its properties and reactivity can open doors to innovative applications in various fields of chemistry.

Synonyms
(E)-2-Buten-1-ol
but-2-en-1-ol
6117-91-5
2-(E)-Buten-1-ol
DTXSID2052283
2-buten-4-ol
1-hydroxy-2-butylene
2-buten -1-ol
2-Buten-1-o1
METHYLALLYL ALCOHOL
AKOS028112391
542-72-3
NS00021247