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Isobutyraldehyde

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Identification
Molecular formula
C4H8O
CAS number
78-84-2
IUPAC name
2-methylpropanal
State
State

At room temperature, isobutyraldehyde is in a liquid state. It is quite volatile and evaporates quickly when exposed to air.

Melting point (Celsius)
-65.00
Melting point (Kelvin)
208.15
Boiling point (Celsius)
63.50
Boiling point (Kelvin)
336.65
General information
Molecular weight
72.11g/mol
Molar mass
72.1070g/mol
Density
0.7940g/cm3
Appearence

Isobutyraldehyde is a colorless liquid with a pungent, suffocating odor. It is usually stored under an inert atmosphere to prevent degradation and is typically handled with caution due to its volatility and reactive nature.

Comment on solubility

Solubility of 2-Methylpropanal

2-Methylpropanal, represented by the chemical formula C5H10O, is an organic compound that exhibits interesting solubility characteristics.

This compound is known for its polar nature, which allows it to dissolve well in various solvents. Here are some key points about its solubility:

  • Water Solubility: 2-Methylpropanal is moderately soluble in water due to the presence of a carbonyl group (C=O) which can engage in hydrogen bonding with water molecules.
  • Organic Solvents: It is highly soluble in many organic solvents, such as ethanol and acetone, further highlighting its versatility.
  • Temperature Effects: Like many organic compounds, its solubility can increase with temperature, reflecting typical behavior of solutes in solvent systems.

In summary, the solubility of 2-methylpropanal is a balance of its molecular structure and the polar interactions it can establish, leading to its effective dissolution in both polar and nonpolar environments. This characteristic makes it useful in various chemical applications.

Interesting facts

Interesting Facts about 2-Methylpropanal

2-Methylpropanal, also known as isobutyraldehyde, is a fascinating organic compound that plays a significant role in various chemical processes. Here are some captivating aspects of this compound:

  • Versatile Building Block: 2-Methylpropanal is renowned for its utility in the synthesis of other important chemicals. It serves as a key intermediate in the production of isobutyric acid, which has applications in the manufacture of pharmaceuticals and agrochemicals.
  • Flavor and Fragrance: This compound has been noted for its pleasant odor, which is often described as fruity or nutty. As a result, it is used in the food industry as a flavoring agent and in the cosmetic industry for its aromatic properties.
  • Industrial Applications: Beyond its use in flavoring and fragrance, 2-Methylpropanal is involved in the production of various plastics and resins. These applications underline its significance in material science and industrial chemistry.
  • Environmental Impact: Understanding the behavior of 2-methylpropanal in the environment is crucial as it can participate in photochemical reactions that lead to air pollution. Its role in atmospheric chemistry is an area of ongoing research.

As a molecule, 2-methylpropanal embodies the intricate connections between organic chemistry and everyday life. Its unique properties and applications reflect the beauty of chemical science, where simple compounds serve as essential tools for innovation.

Synonyms
ISOBUTYRALDEHYDE
2-Methylpropanal
78-84-2
Isobutanal
Isobutylaldehyde
2-Methylpropionaldehyde
Propanal, 2-methyl-
Isobutyric aldehyde
Valine aldehyde
2-Methyl-1-propanal
Isopropylaldehyde
Isopropylformaldehyde
Isobutaldehyde
Isobutyraldehyd
Methylpropanal
Isobutyral
Methyl propanal
Isobutyryl aldehyde
Isopropyl aldehyde
alpha-Methylpropionaldehyde
Isopropyl formaldehyde
isobutyl aldehyde
Propionaldehyde, 2-methyl-
ISO-BUTYRALDEHYDE
FEMA No. 2220
Isobutyraldehyde (natural)
NCI-C60968
NSC 6739
CCRIS 1101
HSDB 614
EINECS 201-149-6
.alpha.-Methylpropionaldehyde
UNII-C42E28168L
CHEBI:48943
iso-C3H7CHO
AI3-15311
2-methyl-propionaldehyde
NSC-6739
2-METHYL-PROPANAL
C42E28168L
ISOPROPYLCARBOXALDEHYDE
DTXSID9021635
EC 201-149-6
Isobutyraldehyde, 98%
ISOBUTYRALDEHYDE (USP-RS)
ISOBUTYRALDEHYDE [USP-RS]
Isobutyraldehyd [Czech]
isobutyl aldehy de
Butyric iso aldehyde
MFCD00006980
UN2045
isobutyraldehye
i-butyraldehyde
iso-butanal
i-butanal
2-methypropanal
so-Butyl aldehyde
iso-butyl aldehyde
dimethylacetaldehyde
2-FORMYLPROPANE
2-methyl-propan-1-one
Isobutyraldehyde, >=99%
alpha -methylpropionaldehyde
Isobutyraldehyde, redistilled
ISOBUTYRALDEHYDE [MI]
Isobutyraldehyde, dry, 98%
2-methylpropanal (isobutanal)
ISOBUTYRALDEHYDE [FCC]
WLN: VHY1&1
ISOBUTYRALDEHYDE [FHFI]
ISOBUTYRALDEHYDE [HSDB]
DTXCID201635
CHEMBL1404017
Isobutyraldehyde, >=98%, FG
FEMA 2220
Isobutyraldehyde 2-Methylpropanal
Isobutyraldehyde, >=98%, FCC
NSC6739
AAA07884
Isobutyraldehyde or isobutyl aldehyde
Isobutyraldehyde, analytical standard
Tox21_200024
BBL034648
STL264210
Isobutyraldehyde, natural, 96%, FG
AKOS000119887
UN 2045
CAS-78-84-2
NCGC00091788-01
NCGC00091788-02
NCGC00257578-01
BP-20619
Isobutyraldehyde, redistilled, >=99.5%
I0101
NS00004602
EN300-19563
C22919
A839508
Q418164
InChI=1/C4H8O/c1-4(2)3-5/h3-4H,1-2H
F2190-0633
Isobutyraldehyde or isobutyl aldehyde [UN2045] [Flammable liquid]
201-149-6