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Hex-2-enal

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Identification
Molecular formula
C6H10O
CAS number
6728-26-3
IUPAC name
hex-2-enal
State
State

Hex-2-enal is in a liquid state at room temperature, making it suitable for use in scent and flavor formulations, as well as other industrial applications requiring a liquid unsaturated aldehyde.

Melting point (Celsius)
-115.00
Melting point (Kelvin)
158.15
Boiling point (Celsius)
146.00
Boiling point (Kelvin)
419.15
General information
Molecular weight
98.14g/mol
Molar mass
98.1440g/mol
Density
0.8429g/cm3
Appearence

Hex-2-enal is a colorless to straw-colored liquid. It has a sharp, penetrating smell that can resemble that of fresh herbs or cut grass, offering a distinctive aroma profile in various applications.

Comment on solubility

Solubility of Hex-2-enal

Hex-2-enal, also known by its IUPAC name 2-hexenal, exhibits notable solubility properties that can be summarized as follows:

  • Solvent Compatibility: Hex-2-enal is primarily soluble in organic solvents such as ethanol, ether, and acetone due to its non-polar characteristics.
  • Water Solubility: It has limited solubility in water, primarily attributed to its hydrophobic alkene structure, making it less favorable for aqueous environments.
  • Temperature Influence: Like many organic compounds, the solubility of hex-2-enal can increase with temperature, which promotes greater molecular motion and interaction with solvents.

In practical applications, its solubility profile is important, especially in flavoring and fragrance industries, where compatibility with other ingredients is crucial. As a general rule, one might say:

“Like dissolves like,” meaning that non-polar solvents will effectively dissolve non-polar solutes such as hex-2-enal.

Understanding these solubility characteristics allows for effective utilization of hex-2-enal in various chemical processes and formulations.

Interesting facts

Interesting Facts about Hex-2-enal

Hex-2-enal is a fascinating organic compound with various applications and characteristics that make it a point of interest in the field of chemistry. Here are some remarkable aspects of this compound:

  • Structure and Isomerism: Hex-2-enal features a double bond between the second and third carbon atoms along its carbon chain, classifying it as an α,β-unsaturated aldehyde. This unique structure allows for the presence of various isomers, which can exhibit different properties and reactivity.
  • Natural Occurrence: This compound is not merely synthetic; it can be found in nature, specifically in the aromas of certain foods. Hex-2-enal contributes to the flavor and scent of various fruits, making it important in the food and fragrance industries.
  • Reactivity: As an unsaturated aldehyde, Hex-2-enal readily undergoes **addition reactions**. Its double bond can react with halogens, hydrogen, or nucleophiles, leading to the formation of diverse products.
  • Health and Safety: When handling Hex-2-enal, it is essential to note that exposure can lead to **irritation** in the skin and eyes, as well as potential respiratory issues. Proper safety measures should always be implemented in laboratory environments.
  • Research Applications: Hex-2-enal is used in **organic synthesis** as a building block for more complex molecules. Its ability to contribute effectively to various synthetic routes makes it valuable in the development of pharmaceuticals and agrochemicals.

In summary, Hex-2-enal's structural characteristics, natural occurrences, and versatility in organic chemistry make it a compelling subject of study for both chemists and students alike. As *Albert Einstein* once remarked, “The most beautiful thing we can experience is the mysterious.” And in studying compounds like Hex-2-enal, the mysteries of chemistry are just waiting to be uncovered!

Synonyms
Hexenal
1335-39-3
CHEBI:24578
DTXSID101052718
Hex-2-enal
2-Hexen-1-al
2-hexenaldehyde
3-propyl-acrolein
hexen-2-al
hexen-2-en-1-al
alpha.beta-Hexylenaldehyd
n-C3H7CH=CHCHO
(E)-2-hexen-1-al
CHEBI:19591
(Z)-2-hexen-1-al
Epitope ID:143637
DTXSID7021609
BCP29149
AKOS025243569
SB85391
NS00080067
D78252
2-Hexenal pound>>(E)-Hex-2-enal pound>>Leaf aldehyde
85761-70-2