Description

Isobutyl Butyrate is a versatile ester compound valued for its fruity, apple-like aroma and excellent solvent properties. Its primary commercial value lies in its dual functionality as a key flavor and fragrance ingredient and as a high-performance solvent in industrial formulations. This makes it an essential material for manufacturers in the flavor & fragrance, food, and specialty chemical sectors seeking reliable, high-purity intermediates.

Application

• Flavor & Fragrance Agent: A core component in creating and enhancing fruity notes, particularly apple, banana, and pineapple, for perfumes, cosmetics, and air fresheners.
• Food Flavoring: Used as a synthetic flavoring substance in confectionery, baked goods, beverages, and dairy products to impart natural fruit flavors.
• Industrial Solvent: Acts as an effective solvent for resins, cellulose esters, and oils in coatings, inks, and adhesive formulations.
• Chemical Intermediate: Serves as a building block in organic synthesis for pharmaceuticals and agrochemicals.
• Plasticizer & Additive: Employed as a plasticizer in certain polymer systems and as a flow agent in specialty chemical mixtures.

Basic Information

Product Name	Isobutyl Butyrate
CAS No.	539-90-2
Molecular Formula	C8H16O2
Molecular Weight	144.21 g/mol
Synonyms	Butanoic acid, 2-methylpropyl ester; 2-Methylpropyl butanoate; Isobutyl n-butyrate; Butyric acid, isobutyl ester; FEMA 2187; Isobutyl butanoate
EINECS	208-739-2

Quality Control

Our Isobutyl Butyrate is produced and tested under a stringent quality management system to ensure batch-to-batch consistency and high purity. It can be manufactured to meet various industry standards, including FCC (Food Chemicals Codex) and Kosher requirements for food and flavor applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and open flames. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain product integrity. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.402 - 1.406
Specific Gravity (20/20°C)	0.858 - 0.864
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.