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Isobutyl Isobutyrate丨CAS 97-85-8

CAS: 97-85-8
Chemical Formula: C8H16O2

Isobutyl Isobutyrate (C8H16O2) is a colorless, transparent liquid with a sweet, fruity aroma, reminiscent of pineapple and grape skins. It is widely used as a flavoring ingredient in the fragrance industry and also in organic synthesis. Its volatility and good solubility make it an important component in cosmetic and flavor formulations.
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Isobutyl Isobutyrate Basic Properties

SynonymsISOBUTYL 2-METHYLPROPIONATE;isobutyl isobutanoate;ISOBUTYRIC ACID ISOBUTYL ESTER;2-Methylpropyl isobutyrate;Isobutyl 2-methylpropanoate
Molecular FormulaC8H16O2
AppearanceColorless liquid with a pineapple scent
Molecular Weight144.21
Melting Point−81 °C(lit.)
Boiling Point145-152 °C(lit.)
Density0.855 g/mL at 25 °C(lit.)
Vapor Pressure1 mm Hg ( 39.9 °C)
Refractive Indexn20/D 1.398(lit.)
Flash Point99 °F
Storage ConditionsFlammables area
SolubilityInsoluble in water, miscible with alcohols, ethers, and ketones
Purity≧ 98%
Package Information100g, 500g, 1kg or customized

Isobutyl Isobutyrate Key Features

Unique aroma

Isobutyl isobutyrate has aromas of tropical fruits, pineapple, and ether, making it ideal for fragrance and flavor applications.

Good volatility

This compound has a moderate boiling point, making it suitable for use in fragrance formulations, where it can contribute to the persistence and diffusion of the aroma.

Organic synthesis raw materials

It can be used in organic reactions as an ester intermediate, participating in synthesis reactions or as a solvent.

Wide compatibility

Isobutyl isobutyrate is compatible with common fragrance solvents such as alcohols and ethers, making it easy to customize formulations.

Isobutyl Isobutyrate Main Applications

Fragrances and flavors

Isobutyl isobutyrate is a common food flavoring and fragrance ingredient, widely used in perfumes, cosmetics, and fragrance formulations. It imparts a soft, fruity scent, making it well-suited for tropical and fruity fragrances.

Food and beverages

As a flavoring agent, it can be used in candies, beverages, and other foods to mimic fruit flavors and enhance the aroma experience.

Organic synthesis

In synthetic chemistry, it can be used as an intermediate to synthesize more complex molecules, or for certain transesterification and esterification reactions.

Solvent

Due to its good solubility, it can also be used as a diluent or reaction medium in some organic solvent systems.

Precautions

  1. Isobutyl isobutyrate is a flammable liquid. It should be stored and used away from fire, static electricity and high temperatures.

  2. This compound poses a risk when mixed with strong oxidizing agents and should be stored in separate areas.

  3. When operating, wear personal protective equipment such as gloves and goggles to avoid skin and eye contact.

  4. The vapor may irritate the respiratory tract, so it is recommended to operate in a well-ventilated area.

FAQ

1. What are the main uses of isobutyl isobutyrate?

It is mainly used as a flavoring ingredient in cosmetics, perfumes, beverages, and food flavorings. It can also be used in organic synthesis.


2. How water-soluble is isobutyl isobutyrate?

It is almost insoluble in water, but miscible with organic solvents such as alcohols and ethers.


3. What are the melting point and boiling point of isobutyl isobutyrate?

Its melting point is −81 °C (lit.), and its boiling point is 145–152 °C (lit.).


4. What is the density of isobutyl isobutyrate?

Its density is 0.855 g/mL at 25 °C (lit.).


Wolfa professionally supplies Isobutyl Isobutyrate, supporting small-batch sampling and large-volume procurement needs. Packaging options include ordinary glass bottles, glass ampoules, metal ampoules, etc.


For product analysis reports (such as COA) or procurement consulting, please feel free to contact us at jomin@wolfabio.com at any time.

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