Description

3-Hydroxy-3-Methyl-2-Butanone is a versatile organic compound with a hydroxyl-ketone functional group, also known as Acetoin. This chemical serves as a valuable intermediate and flavor/fragrance ingredient due to its characteristic buttery, creamy aroma. It is essential for manufacturers in the food & beverage, fragrance, and pharmaceutical synthesis sectors seeking to enhance product profiles or build complex molecular structures.

Application

• Flavor & Fragrance Agent: A key component for imparting creamy, buttery, and dairy notes in food products, beverages, and perfumery.
• Pharmaceutical Intermediate: Used in the synthesis of various active pharmaceutical ingredients (APIs) and fine chemicals.
• Chemical Synthesis: Serves as a building block for producing more complex organic compounds, including polymers and specialty chemicals.
• Food Additive: Employed as a flavor enhancer in products like margarine, baked goods, and snack foods.
• Aroma Chemical: Found in cosmetic formulations and personal care products for its pleasant scent profile.
• Research & Development: Utilized in laboratories for biochemical studies and as a standard in analytical chemistry.

Basic Information

Product Name	3-Hydroxy-3-Methyl-2-Butanone
CAS No.	115-22-0
Molecular Formula	C5H10O2
Molecular Weight	102.13 g/mol
Synonyms	Acetoin; 3-Hydroxybutan-2-one; Acetyl methyl carbinol; Dimethylketol; γ-Hydroxy-β-oxobutane; 2,3-Butanolone; 3-Hydroxy-2-butanone; 2-Butanone, 3-hydroxy-
EINECS	204-068-1

Quality Control

Our 3-Hydroxy-3-Methyl-2-Butanone is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for flavor, fragrance, and synthesis applications. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Specific Gravity (20°C)	0.997 - 1.003
Refractive Index (20°C)	1.417 - 1.421
Water Content (KF)	≤ 0.5%

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