Description

4-Hydroxy-2-Butanone is a versatile hydroxy ketone compound, also known as acetoin, valued for its organoleptic properties and role as a chemical intermediate. This product is essential for industries requiring a reliable source of high-purity flavor and fragrance components or a reactive building block for synthesis. It is primarily sought after by manufacturers in the flavor & fragrance, pharmaceutical, and fine chemical sectors.

Application

• Flavor & Fragrance Agent: A key component in creating buttery, creamy, and dairy notes for food flavorings and perfumery.
• Pharmaceutical Intermediate: Used in the synthesis of various active pharmaceutical ingredients (APIs) and chiral compounds.
• Chemical Synthesis: Serves as a versatile precursor for producing heterocyclic compounds, polymers, and other specialty chemicals.
• Microbiological Studies: Employed as a substrate or metabolite in fermentation research and biochemical assays.
• Solvent & Co-solvent: Finds use as a solvent in specific organic reactions and formulation processes.

Basic Information

Product Name	4-Hydroxy-2-Butanone
CAS No.	590-90-9
Molecular Formula	C4H8O2
Molecular Weight	88.11 g/mol
Synonyms	Acetoin; 3-Hydroxy-2-butanone; Dimethylketol; Acetyl methyl carbinol; γ-Hydroxy-β-oxobutane; 2-Butanone, 3-hydroxy-; 2,3-Butanolone; 3-Oxobutan-2-ol
EINECS	209-694-1

Quality Control

Our 4-Hydroxy-2-Butanone is produced and tested under a stringent quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as assay, identity, and impurity profiles. The product can be supplied to meet various industry standards, including FCC for food-grade applications.

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). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Specific Gravity (20°C)	1.005 - 1.015
Refractive Index (20°C)	1.417 - 1.421

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