Skip to main content

Isobutyl stearate

ADVERTISEMENT
Identification
Molecular formula
C22H44O2
CAS number
646-13-9
IUPAC name
isobutyl octadecanoate
State
State
Isobutyl stearate is typically in a liquid state at room temperature. It has low viscosity and spreads easily.
Melting point (Celsius)
10.00
Melting point (Kelvin)
283.15
Boiling point (Celsius)
343.20
Boiling point (Kelvin)
616.35
General information
Molecular weight
340.59g/mol
Molar mass
340.5870g/mol
Density
0.8533g/cm3
Appearence

Isobutyl stearate is a colorless to pale yellow liquid. It has a faint, characteristic ester-like odor.

Comment on solubility

Solubility of Isobutyl Octadecanoate

Isobutyl octadecanoate, with the chemical formula C21H42O2, is an ester formed from isobutanol and octadecanoic acid (also known as stearic acid). Understanding its solubility characteristics is essential, especially in various chemical applications.

  • Solvent Compatibility: Isobutyl octadecanoate is largely non-polar due to the long hydrocarbon chain in its structure. As a result, it demonstrates better solubility in non-polar solvents such as:
    • Hexane
    • Chloroform
    • Benzene
  • Aqueous Solubility: It is sparingly soluble in water. This limited solubility stems from the hydrophobic properties of the long alkyl chain, which are not conducive to interactions with polar water molecules.
  • Temperature Influence: As with many organic compounds, the solubility of isobutyl octadecanoate can be affected by temperature. Generally, increasing the temperature tends to increase solubility in non-polar solvents but has a minimal effect when it comes to aqueous solutions.

In summary, isobutyl octadecanoate is best solubilized in non-polar environments, making it suitable for various industrial applications where such properties are advantageous. Its limited solubility in water underscores the importance of choosing the right solvent for chemical processes involving this compound.

Interesting facts

Interesting Facts about Isobutyl Octadecanoate

Isobutyl octadecanoate, an ester that belongs to the category of fatty acid esters, is part of a larger family of compounds known for their diverse applications in various industries. Here are some fascinating insights about this compound:

  • Esters and Fragrance: Isobutyl octadecanoate is often appreciated for its pleasant scent, making it a valuable ingredient in the fragrance industry.
  • Emollient Properties: This compound is renowned for its ability to act as an emollient, providing skin-conditioning benefits. It is commonly used in cosmetic formulations to enhance skin hydration.
  • Food Industry Applications: Being derived from natural sources, isobutyl octadecanoate is sometimes used as a food additive, contributing to the texture and mouthfeel of various products.
  • Biodegradability: As a naturally occurring compound, it tends to be more biodegradable compared to synthetic alternatives, aligning with the growing demand for eco-friendly ingredients.
  • Versatile Solvent: It can serve as a solvent for certain formulations, thereby being beneficial in both industrial and laboratory settings.

Overall, isobutyl octadecanoate is an excellent example of how chemistry plays a crucial role in developing compounds that not only serve functional purposes but also enhance our everyday experiences. Its multifaceted uses reflect the interplay between chemical science and practical applications in various fields.

Synonyms
ISOBUTYL STEARATE
2-Methylpropyl octadecanoate
Octadecanoic acid, 2-methylpropyl ester
Stearic acid, isobutyl ester
isobutyl octadecanoate
HSDB 2177
UNII-V8DPR6HNX3
V8DPR6HNX3
Stearic acid isobutyl ester
Uniflex IBYS
Kessco IBS
EINECS 211-466-1
BRN 1792857
Kemester 5415
Emerest 2324
Stearic acid, 2-methylpropyl ester
Estol 1476
Octadecanoic acid 2-methylpropyl ester
ISOBUTYL STEARATE [MI]
DTXSID9027285
ISOBUTYL STEARATE [HSDB]
3-02-00-01017 (Beilstein Handbook Reference)
ISOBUTYL stearic acid
2Methylpropyl octadecanoate
DTXCID507285
ISOBUTYL STEARATE [INCI]
Stearic acid, 2methylpropyl ester
Octadecanoic acid, 2methylpropyl ester
211-466-1
orfwyuflwuwsfm-uhfffaoysa-n
646-13-9
SCHEMBL33706
Isobutyl stearate, AldrichCPR
STL417837
AKOS015901564
NS00013770
Q27291666