Description

Butanoic Acid, 3-Methyl-, 1-Ethylbutyl Ester is a specialized ester compound known for its unique organoleptic and solvent properties. This chemical is valued for its ability to impart specific flavor and fragrance notes, making it a key ingredient in high-value formulations. It serves as a critical intermediate and functional component for manufacturers in the flavor & fragrance, food additive, and specialty chemical synthesis industries seeking consistent quality and reliable supply.

Application

• Flavor & Fragrance Agent: Used as a synthetic flavoring ingredient to create fruity, buttery, or cheesy notes in food products, beverages, and perfumes.
• Food Additive: Functions as a flavor enhancer and modifier in processed foods, dairy analogs, and snack seasonings.
• Chemical Intermediate: Serves as a building block in the synthesis of more complex esters, pharmaceuticals, and agrochemicals.
• Solvent & Carrier: Acts as a solvent for resins, oils, and other organic compounds in specialty coatings and industrial applications.
• Plasticizer Precursor: Utilized in the production of certain plasticizers for polymers.

Basic Information

Product Name	Butanoic Acid, 3-Methyl-, 1-Ethylbutyl Ester
CAS No.	121862-15-5
Molecular Formula	C11H22O2
Molecular Weight	186.29 g/mol
Synonyms	1-Ethylbutyl isovalerate; 3-Methylbutanoic acid 1-ethylbutyl ester; Isovaleric acid, 1-ethylbutyl ester; 1-Ethylpentyl isovalerate (common name); Butanoic acid, 3-methyl-, 1-ethylbutyl ester; FEMA 3944 (Flavor & Extract Manufacturers Association); 1-Ethylbutyl 3-methylbutanoate
EINECS	Contact for details

Quality Control

Our Butanoic Acid, 3-Methyl-, 1-Ethylbutyl Ester is produced and tested under a strict quality management system. We ensure compliance with relevant industry standards, including those for food-grade and fragrance applications where applicable. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each batch to guarantee traceability and consistency for your production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.410 - 1.420
Specific Gravity (20/20°C)	0.855 - 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.