Skip to main content

2-Ethylhexanal

ADVERTISEMENT
Identification
Molecular formula
C8H16O
CAS number
123-05-7
IUPAC name
2-ethylhexanal
State
State

2-Ethylhexanal is typically in a liquid state at room temperature.

Melting point (Celsius)
-60.40
Melting point (Kelvin)
212.75
Boiling point (Celsius)
162.20
Boiling point (Kelvin)
435.35
General information
Molecular weight
128.21g/mol
Molar mass
128.2130g/mol
Density
0.8190g/cm3
Appearence

2-Ethylhexanal is a colorless liquid. Like many aldehydes, it has a pungent, sometimes sweet odor that can be quite distinct. Due to its volatile nature, care should be taken to avoid inhalation or contact.

Comment on solubility

Solubility of 2-Ethylhexanal

2-Ethylhexanal, a straight-chain aldehyde, demonstrates intriguing solubility characteristics. Here are some key points regarding its solubility:

  • Solvent Compatibility: 2-Ethylhexanal is largely hydrophobic, which means it has limited solubility in water. It is more soluble in nonpolar solvents such as hexane and other organic solvents.
  • Functional Groups: The presence of the aldehyde functional group contributes to some degree of polarity. However, the long hydrocarbon chain generally overshadows this polarity, resulting in minimal aqueous solubility.
  • Temperature Influence: Its solubility in organic solvents increases with temperature, typical of many organic compounds. As the temperature rises, the kinetic energy of the molecules increases, enhancing interaction with solvents.

In summary, while C8H16O (2-ethylhexanal) has some degree of solubility in polar environments due to its functional group, it is primarily nonpolar and more compatible with organic solvents. Therefore, understanding its solubility profile is crucial for applications in organic synthesis and formulation sciences.

Interesting facts

Interesting Facts about 2-Ethylhexanal

2-Ethylhexanal is an intriguing compound with notable applications and characteristics. As an aliphatic aldehyde, it derives its structure from the 2-ethyl-1-hexanol alcohol, showcasing a fascinating interplay between functional groups and molecular geometry.

Key Highlights:

  • Odor Profile: It is known for its distinct odor, which is often described as having a fatty, waxy scent. This makes it a subject of interest in the fragrance industry for its potential as a flavoring agent.
  • Industrial Use: 2-Ethylhexanal plays a pivotal role in the synthesis of various chemicals, including surfactants and plasticizers. Its versatility makes it a valuable component in producing a myriad of consumer products.
  • Reactivity: As an aldehyde, 2-ethylhexanal is relatively reactive, which allows it to easily participate in nucleophilic addition reactions. This property is fundamental in organic synthesis and contributes to its importance in chemical methodologies.
  • Environmental Considerations: When studying its degradation, it has been noted that 2-ethylhexanal can undergo oxidation in the environment, which leads to further transformation and potential bioremediation pathways.
  • Health Aspects: Exposure to 2-ethylhexanal, like many organic solvents, should be handled with caution. Assessing its safety profile is crucial for those working in laboratories or industries utilizing this compound.

In summary, 2-ethylhexanal is more than just a simple aldehyde; it represents a bridge between industrial applications and natural chemistry. Understanding its properties can provide insight into larger chemical processes and environmental impacts. As scientists and students explore this compound, they open doors to numerous applications that resonate in everyday life.

Synonyms
2-Ethylhexanal
123-05-7
Hexanal, 2-ethyl-
2-Ethylhexaldehyde
3-Formylheptane
2-Ethylcaproaldehyde
2-Ethylhexylaldehyde
Butylethylacetaldehyde
Ethylbutylacetaldehyde
ETHYLHEXALDEHYDE
Butyl ethyl acetaldehyde
alpha-Ethylcaproaldehyde
beta-Propyl-alpha-ethylacrolein
alpha-Ethylhexanal
SEN8S34O6U
DTXSID9025291
CHEBI:87809
NSC-42871
DTXCID005291
EHALD
RefChem:86964
204-596-5
Octyl aldehyde
.alpha.-Ethylcaproaldehyde
2-ethyl-hexanal
NSC 42871
.alpha.-Ethylhexanal
2-Ethylcapronaldehyde
2-Ethylhexan-1-al
MFCD00006987
2-Ethylhexanal (>90%)
CAS-123-05-7
CCRIS 4643
HSDB 5142
EINECS 204-596-5
UNII-SEN8S34O6U
BRN 1700556
ethylhexanal
a-Ethyl-caproaldehyde; 2-Ethylhexaldehyde; Butylethylacetaldehyde
AI3-26805
2-ethyl hexanal
2-Ethylhexyl Aldehyde
2-Ethylhexanal, 96%
EC 204-596-5
2-ETHYL-1-HEXANAL
SCHEMBL15759
SCHEMBL15760
4-01-00-03345 (Beilstein Handbook Reference)
2-EH
SCHEMBL1655362
CHEMBL1558074
SCHEMBL27985748
SCHEMBL28117433
WLN: VHY4 & 2
2-Ethylhexanal, analytical standard
2-ETHYLHEXYLALDEHYDE [HSDB]
NSC42871
Tox21_202095
Tox21_303326
2-ETHYLHEXANAL, (+/-)-
BBL010642
SBB060148
STK801684
AKOS005607756
CAPROALDEHYDE, .ALPHA.-ETHYL-
AT44181
NCGC00091728-01
NCGC00091728-02
NCGC00256965-01
NCGC00259644-01
FE167210
VS-02601
.BETA.-PROPYL-.ALPHA.-ETHYLACROLEIN
DB-041706
E0125
NS00008138
ST51046384
EN300-321440
Q209379