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Isopentyl butyrate

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Identification
Molecular formula
C9H18O2
CAS number
106-27-4
IUPAC name
isopentyl butanoate
State
State

At room temperature, isopentyl butyrate is a liquid. It retains its liquid state across a wide range of temperatures due to its low melting point.

Melting point (Celsius)
-73.00
Melting point (Kelvin)
200.20
Boiling point (Celsius)
174.90
Boiling point (Kelvin)
448.00
General information
Molecular weight
144.24g/mol
Molar mass
144.2110g/mol
Density
0.8678g/cm3
Appearence

Isopentyl butyrate is a clear, colorless liquid. It has a fruity aroma, reminiscent of apples or apricots, and is often used in flavoring fragrances and food.

Comment on solubility

Solubility of Isopentyl Butanoate

Isopentyl butanoate, a fruity ester commonly associated with the aroma of bananas, has interesting solubility characteristics. Its solubility is influenced by various factors including polarity and temperature.

General Solubility Properties

This compound displays the following solubility behavior:

  • Soluble in Organic Solvents: Isopentyl butanoate is highly soluble in organic solvents such as ethanol, acetone, and diethyl ether.
  • Low Solubility in Water: Being an ester, it has limited solubility in water because of the hydrophobic components of its structure.

Factors Affecting Solubility

The solubility of isopentyl butanoate can be affected by:

  • Temperature: Increasing temperature often enhances its solubility in organic solvents.
  • Nature of Solvent: The choice of solvent plays a crucial role; nonpolar solvents tend to dissolve isopentyl butanoate better than polar ones.

In summary, while isopentyl butanoate demonstrates good solubility in organic environments, its polar aspects limit its interaction with water, making it an ideal compound in flavoring and fragrance applications.

Interesting facts

Interesting Facts About Isopentyl Butanoate

Isopentyl butanoate is an intriguing compound known for its delightful aroma and various applications. Here are some fascinating insights into this compound:

  • Natural Occurrence: Isopentyl butanoate is commonly found in certain fruits, contributing to their natural fragrance. Fruits like bananas and pears may contain this compound, making it a point of interest in the flavor and fragrance industries.
  • Flavor Enhancer: Due to its pleasant smell and taste, isopentyl butanoate is often used as a flavor enhancer in food products, especially in confectionery and baked goods. It helps create the characteristic fruity notes that appeal to consumers.
  • Perfume Industry: This ester compound has found a prominent place in the perfume and cosmetics industries. Its fruity scent serves as a popular base note, providing depth and sweetness to various fragrances.
  • Synthesis: Isopentyl butanoate can be synthesized through an esterification reaction, specifically the reaction between isopentanol and butanoic acid. This process not only forms the ester but also illustrates the broader class of esters, which are integral in organic chemistry.
  • Volatile Organic Compound: As a volatile organic compound (VOC), isopentyl butanoate contributes to the scent profile of its environment. VOCs are significant in both environmental chemistry and indoor air quality discussions.

Isopentyl butanoate serves as a prime example of the intersection between chemistry and nature, emphasizing the importance of esters in both science and everyday life. Whether in the creation of delightful flavors or captivating fragrances, this compound certainly holds a special place in various industries.

Synonyms
Isoamyl butyrate
Isopentyl butyrate
106-27-4
3-Methylbutyl butanoate
Isoamyl butanoate
ISOPENTYL BUTANOATE
3-Methylbutyl butyrate
Butanoic acid, 3-methylbutyl ester
Butyric acid, isopentyl ester
Isoamyl-n-butyrate
Isopentyl alcohol, butyrate
Isoamyl butylate
Butyric acid isoamylester
FEMA No. 2060
Isoamyl butyrate (natural)
Isopentyl-n-butyrate
3-Methyl-1-butyl butanoate
CCRIS 6556
butanoic acid 3-methylbutyl ester
NSC 6548
EINECS 203-380-8
UNII-505AFM77VU
iso-Amyl n-butyrate
BRN 1702557
505AFM77VU
DTXSID3042059
CHEBI:87422
AI3-06126
NSC-6548
3-Methylbutyl n-butyrate
butyric acid isopentyl ester
WE(4:0(3Me)/4:0)
ISOAMYL BUTYRATE [MI]
ISOAMYL BUTYRATE [FCC]
ISOAMYL BUTYRATE [FHFI]
DTXCID1022059
Isoamyl n-Butyrate
Butyric Acid Isoamyl Ester
isoamylbutyrate
Isoamyl butyric acid
MFCD00044888
SCHEMBL112594
CHEMBL3187370
NSC6548
Tox21_300384
Isoamyl butyrate, analytical standard
LMFA07010574
AKOS015907968
CS-W016198
HY-W015482
Isoamyl butyrate, >=98%, FCC, FG
NCGC00248015-01
NCGC00254545-01
CAS-106-27-4
LS-13707
DB-254948
B0760
NS00012653
E75851
Isoamyl butyrate, natural, >=98%, FCC, FG
A801410
Q49081089