Description

Butanoic Acid, 2-Hydroxy-3-Methyl-, 1,1-Dimethylethyl Ester is a specialized organic ester compound valued for its role as a versatile chemical intermediate and flavor/fragrance component. Its structure offers unique reactivity and organoleptic properties, making it a critical ingredient for high-value synthesis. This product is essential for manufacturers in the pharmaceutical, agrochemical, and specialty fragrance industries seeking reliable, high-purity building blocks.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Flavor and Fragrance Ingredient: Serves as a key component in creating complex aroma profiles for perfumes, cosmetics, and food flavorings.
• Agrochemical Synthesis: Acts as a precursor or intermediate in the production of advanced pesticides and herbicides.
• Polymer Modification: Employed in the synthesis of specialty monomers or as a modifying agent for polymers.
• Organic Synthesis Reagent: Utilized in various organic reactions, including esterifications and transesterifications, as a building block.
• Research & Development: Serves as a standard or reagent in chemical research for method development and analytical studies.

Basic Information

Product Name	Butanoic Acid, 2-Hydroxy-3-Methyl-, 1,1-Dimethylethyl Ester
CAS No.	2528-17-8
Molecular Formula	C9H18O3
Molecular Weight	174.24 g/mol
Synonyms	tert-Butyl 2-Hydroxy-3-methylbutyrate; 2-Hydroxy-3-methylbutyric Acid tert-Butyl Ester; 3-Methyl-2-hydroxybutyric Acid tert-Butyl Ester; tert-Butyl 3-Methyl-2-hydroxybutanoate; Butanoic acid, 2-hydroxy-3-methyl-, 1,1-dimethylethyl ester; 2528-17-8; tert-Butyl α-hydroxyisovalerate
EINECS	219-770-9

Quality Control

Our Butanoic Acid, 2-Hydroxy-3-Methyl-, 1,1-Dimethylethyl Ester is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use. Recommended storage temperature is 2-8°C for long-term stability, though short-term storage at controlled room temperature (15-25°C) is acceptable.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Specific Rotation	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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