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Pentyl butanoate

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Identification
Molecular formula
C9H18O2
CAS number
540-18-1
IUPAC name
pentyl butanoate
State
State

At room temperature, pentyl butanoate is typically a liquid.

Melting point (Celsius)
-73.20
Melting point (Kelvin)
200.00
Boiling point (Celsius)
186.30
Boiling point (Kelvin)
459.45
General information
Molecular weight
158.24g/mol
Molar mass
158.2410g/mol
Density
0.8720g/cm3
Appearence

Pentyl butanoate is a colorless liquid with a pleasant fruity odor. It is often used in the formulation of flavors and fragrances due to its sweet, fruity smell reminiscent of apricots or pears.

Comment on solubility

Solubility of Pentyl Butanoate

Pentyl butanoate, a fragrant ester, exhibits interesting solubility characteristics that are noteworthy in both scientific and practical applications.

Solubility in Various Solvents

Understanding the solubility of pentyl butanoate can be essential when considering its uses. Here’s a brief overview:

  • Apolar Solvents: Pentyl butanoate is generally soluble in non-polar solvents due to its hydrophobic nature, making it useful in fragrance formulations.
  • Polar Solvents: However, in polar solvents such as water, its solubility is quite limited. As a rule of thumb, esters are less soluble in water compared to their corresponding acids and alcohols.
  • Organic Solvents: Pentyl butanoate is typically quite soluble in organic solvents like ethanol and diethyl ether, which is beneficial for various extraction processes.

Key Factors Affecting Solubility

Several factors influence the solubility of pentyl butanoate:

  • Temperature: Higher temperatures generally increase solubility.
  • Molecular Structure: The length of the carbon chain affects interactions with solvents.
  • Presence of Other Compounds: Co-solvents may enhance solubility.

In summary, while pentyl butanoate is less soluble in water, it demonstrates excellent compatibility with a range of organic solvents. This solubility profile is important not only for chemical reactions but also in the flavor and fragrance industry, where it is utilized for its pleasant aroma.

Interesting facts

Interesting Facts about Pentyl Butanoate

Pentyl butanoate, also known as pentyl butyrate, is an intriguing compound that falls under the category of esters. Here are some engaging insights about this compound:

  • Natural Occurrence: Pentyl butanoate can be found in certain fruits, contributing to their pleasant aromas. It’s commonly associated with the scent of bananas and some other tropical fruits, making it a subject of interest in the world of flavor and fragrance.
  • Flavoring Agent: Due to its fruity smell, it is used as a flavoring agent in food products. This compound enhances the sensory experience of food, making it more appealing to consumers.
  • Synthesis: Pentyl butanoate is synthetically produced through the esterification reaction of pentanol and butanoic acid. This process highlights essential principles in organic chemistry, particularly the importance of functional groups in creating diverse compounds.
  • Applications in Aromatherapy: The pleasant aroma of pentyl butanoate makes it a popular choice in aromatherapy. It is revered for its ability to promote relaxation and uplift mood, showcasing the connection between chemistry and wellness.
  • Research Interest: Scientists are investigating pentyl butanoate for its potential roles in sustainable chemistry and agriculture. Its properties could lead to innovative applications in eco-friendly pest control and plant growth regulators.

In summary, pentyl butanoate is not merely a compound with a simple structure; it embodies the fusion of chemistry with nature and everyday life. Its applications in food, fragrance, and potential sustainable practices highlight the essential role that esters play in our world. As we continue to explore the vast array of chemical compounds, pentyl butanoate stands out as a prime example of how chemistry contributes to our sensory experiences and environmental efforts.

Synonyms
PENTYL BUTYRATE
Amyl butyrate
Pentyl butanoate
540-18-1
n-Amyl butyrate
Butanoic acid, pentyl ester
Amyl butyrate (natural)
Butanoic acid pentyl ester
UNII-3Q2JP0VD8J
NSC 7935
EINECS 208-739-2
BRN 1752307
DTXSID4041604
CHEBI:87684
AI3-06124
Pentyl butanoate, 9CI
N-Amyl butyrate, 8CI
NSC-7935
AMYL BUTYRATE [FCC]
AMYL BUTYRATE [FHFI]
N-AMYL BUTYRATE [MI]
DTXCID2021604
FEMA 2059
Amyl butyric acid
Amyl butanoic acid
Pentyl butanoic acid
N-Amyl butyric acid
SFE 5:0/4:0
4-02-00-00790 (beilstein handbook reference)
cfnjlphobmvmns-uhfffaoysa-n
inchi=1/c9h18o2/c1-3-5-6-8-11-9(10)7-4-2/h3-8h2,1-2h
un 2620
1-Pentyl butyrate
Amyl butanoate
n-Pentyl butanoate
Butyric acid, pentyl ester
n-Pentyl n-butyrate
n-Pentyl butyrate
FEMA No. 2059
N-Amyl n-butyrate
3Q2JP0VD8J
amylbutyrat
MFCD00048850
Butyric Acid Amyl Ester
n-Butyric acid n-amyl ester
WLN: 5OV3
SCHEMBL117196
Amyl butyrate, >=98%, FG
CHEMBL3183048
NSC7935
Tox21_302013
LMFA07010989
AKOS015903371
NCGC00255424-01
CAS-540-18-1
B0755
NS00011958
Q419484