Description

Butyl Isovalerate is a clear, colorless liquid ester with a characteristic fruity, apple-like aroma. This compound is valued for its role as a versatile flavor and fragrance intermediate, offering a cost-effective and stable alternative to natural extracts. It is primarily sought after by manufacturers in the flavor and fragrance (F&F), food processing, and specialty chemical synthesis industries for creating consistent sensory profiles.

Application

• Flavor & Fragrance Industry: A key ingredient in the formulation of fruit flavors (especially apple, banana, and berry) for food, beverages, and confectionery, as well as in perfumery for fresh, fruity top notes.
• Food Additive: Used as a synthetic flavoring agent to impart or enhance fruity aromas in processed foods, baked goods, and dairy products.
• Chemical Synthesis: Serves as a valuable intermediate or starting material in organic synthesis for producing more complex esters, pharmaceuticals, and agrochemicals.
• Solvent & Plasticizer: Functions as a specialty solvent for resins and cellulose esters, and as a mild plasticizer in certain polymer applications.
• Industrial Aromas: Employed in the production of air fresheners, detergents, and cleaning products to provide a pleasant, fruity scent.

Basic Information

Product Name	Butyl Isovalerate
CAS No.	109-19-3
Molecular Formula	C9H18O2
Molecular Weight	158.24 g/mol
Synonyms	Butyl 3-Methylbutanoate; n-Butyl Isovalerate; Isovaleric Acid Butyl Ester; Butyl Isobutylacetate; 3-Methylbutanoic Acid Butyl Ester; Butyl 3-Methylbutyrate; FEMA 2218
EINECS	203-654-3

Quality Control

Our Butyl Isovalerate is produced and tested to meet stringent quality standards suitable for flavor, fragrance, and industrial applications. We ensure compliance with relevant industry guidelines, including FEMA GRAS status for food use. Every batch is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and physical parameters, available upon request to guarantee traceability and consistency for your production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and open flame. 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 to standard
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.408 - 1.412
Specific Gravity (20/20°C)	0.858 - 0.865
Acid Value	≤ 1.0 mg KOH/g

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