Description

2-Hydroxy-3-Methylbutanoic Acid Ethyl Ester is a chiral ester compound valued for its role as a versatile intermediate and flavor/fragrance component. Its structure makes it a key building block in the synthesis of more complex molecules, particularly in the pharmaceutical and fine chemical industries. This product is essential for manufacturers and R&D laboratories requiring high-purity chiral synthons for applications in asymmetric synthesis, agrochemicals, and specialty aroma chemicals.

Application

• Pharmaceutical Intermediate: A key chiral building block in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds requiring specific stereochemistry.
• Flavor & Fragrance Ingredient: Used in the creation of complex, fruity, or creamy flavor profiles for food products and as a component in fine perfumery.
• Agrochemical Synthesis: Serves as an intermediate in the production of certain herbicides, fungicides, and other crop protection agents.
• Fine Chemical Research: Employed in organic synthesis laboratories for developing novel compounds and methodologies, particularly in asymmetric catalysis.
• Specialty Polymer Modifier: Can be used to introduce specific functional groups into polymer chains to alter properties like biodegradability or adhesion.

Basic Information

Product Name	2-Hydroxy-3-Methylbutanoic Acid Ethyl Ester
CAS No.	2441-06-7
Molecular Formula	C7H14O3
Molecular Weight	146.18 g/mol
Synonyms	Ethyl 2-Hydroxy-3-methylbutanoate; Ethyl 2-Hydroxy-3-methylbutyrate; Ethyl 3-Methyl-2-hydroxybutyrate; 2-Hydroxy-3-methylbutyric Acid Ethyl Ester; Ethyl Oxyvalerate; Ethyl 2-Hydroxyisovalerate; Ethyl α-Hydroxy-β-methylbutyrate; Ethyl 3-Methyl-2-hydroxybutanoate
EINECS	219-473-5

Quality Control

Our 2-Hydroxy-3-Methylbutanoic Acid Ethyl Ester is manufactured under a strict quality management system. Each batch is analyzed to ensure it meets stringent specifications for identity, purity, and chiral purity. Certificates of Analysis (COA) detailing specific test results, including assay and enantiomeric excess, are provided with every shipment to guarantee traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Enantiomeric Purity (Chiral GC/HPLC)	≥ 99.0% ee (Specify Isomer)
Specific Rotation	Contact for details
Refractive Index	Contact for details
Water Content (KF)	≤ 0.5%

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