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2-Methyloctanal

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Identification
Molecular formula
C9H18O
CAS number
123-05-7
IUPAC name
2-methyloctanal
State
State

2-Methyloctanal is a liquid at room temperature. It is often handled in chemical laboratories where precise experimentation on aldehydes is required.

Melting point (Celsius)
-66.00
Melting point (Kelvin)
207.00
Boiling point (Celsius)
184.00
Boiling point (Kelvin)
457.00
General information
Molecular weight
142.24g/mol
Molar mass
142.2420g/mol
Density
0.8189g/cm3
Appearence

2-Methyloctanal is a colorless liquid with a characteristic aldehyde odor. Its appearance is typically clear and without any visible impurities.

Comment on solubility

Solubility of 2-methyloctanal

2-methyloctanal, with the chemical formula C9H18O, exhibits specific solubility characteristics due to its molecular structure. Being an aldehyde, it is classified as a moderately polar compound, which influences its solubility in various solvents:

  • Water: 2-methyloctanal is generally insoluble in water due to its larger hydrophobic carbon chain, which outweighs the polar functional group.
  • Organic Solvents: It is readily soluble in non-polar organic solvents such as hexane, chloroform, and ether. This solubility behavior is typical for aldehydes with longer carbon chains.

Furthermore, it is interesting to note that the solubility of 2-methyloctanal can be affected by:

  1. Temperature: Increased temperature often enhances solubility in organic solvents.
  2. Concentration: Higher concentrations of organic solvents can effectively dissolve more of the compound.

In summary, while 2-methyloctanal shows limited solubility in polar solvents like water, it demonstrates favorable solubility in organic solvents, aligning with the principle that similar polarity leads to better solubility.

Interesting facts

Interesting Facts about 2-Methyloctanal

2-Methyloctanal is an intriguing organic compound with several noteworthy characteristics that make it a topic of interest among chemists and researchers alike.

Classification

This compound is classified as an aliphatic aldehyde. Aldehydes are known for their distinct reactivity and are often involved in various chemical reactions, making them versatile building blocks in organic synthesis.

Natural Occurrence

2-Methyloctanal is found in nature, primarily in:

  • Certain essential oils
  • Various plant extracts

This natural occurrence leads to its potential use in the fragrance industry, contributing to the complex aromas of some plants.

Industrial Applications

There are several significant industrial applications of 2-methyloctanal, including:

  • Fragrance synthesis: It can be used to create complex fragrances for perfumes.
  • Flavoring agents: Its chemical properties allow it to be utilized in food flavorings to enhance taste.

These applications underscore the compound's importance beyond theoretical chemistry, illustrating its practical uses in everyday products.

Reactivity and Synthesis

As an aldehyde, 2-methyloctanal exhibits notable reactivity, participating in various chemical reactions such as:

  • Oxidation to form carboxylic acids
  • Condensation reactions with alcohols to create larger molecules
  • Nucleophilic addition reactions that diversify its applications

These reactions highlight its usefulness in synthetic organic chemistry.

Conclusion

Overall, 2-methyloctanal is more than just a simple aldehyde; it is a valuable compound with a range of applications in both natural and industrial settings. Its role in the synthesis of fragrances and flavors, alongside its reactivity, makes it a compound of considerable interest in the field of chemistry.

Synonyms
2-Methyloctanal
2-Methyloctanaldehyde
alpha-Methyloctanal
OCTANAL, 2-METHYL-
Methyl hexyl acetaldehyde
Methylhexylacetaldehyde
FEMA No. 2727
EINECS 232-093-0
UNII-L193398KLN
L193398KLN
.ALPHA.-METHYLOCTANAL
2-METHYLOCTANAL [FHFI]
DTXSID2052528
(+-)-2-METHYLOCTANAL
DTXCID3031101
232-093-0
7786-29-0
2-METHYL OCTANAL
2-methyl-octanal
2-Methyl-1-octanal
2-Methyl- 1-octanal
SCHEMBL112654
FEMA 2727
(+/-)-2-METHYLOCTANAL
CHEBI:179603
AKOS006275491
NS00012905
H42167
A1-31717
Q27282585