Description

2,3-Butanediol is a valuable four-carbon diol with significant industrial utility. This versatile compound serves as a key building block and intermediate in the synthesis of a wide range of chemicals and polymers. It is essential for manufacturers in sectors such as pharmaceuticals, cosmetics, food & beverage, and polymer production, where its chiral centers and functional groups enable diverse applications.

Application

• Chemical Intermediate: A crucial precursor for the synthesis of methyl ethyl ketone (MEK), 1,3-butadiene, and various esters.
• Polymer & Resin Production: Used as a monomer or chain extender in the manufacture of polyurethanes, polyesters, and alkyd resins.
• Pharmaceutical & Cosmetic Applications: Functions as a humectant, solvent, and carrier in topical formulations, creams, and lotions.
• Food & Beverage Industry: Employed as a flavoring agent, carrier solvent, and intermediate for food-grade additives.
• Antifreeze & Deicing Fluids: Acts as a less toxic component in specialty antifreeze and aircraft deicing formulations.
• Bio-based Platform Chemical: A target molecule in industrial biotechnology for the sustainable production of bio-plastics and solvents.
• Fuel & Fuel Additive: Investigated as a potential biofuel or octane enhancer due to its favorable combustion properties.

Basic Information

Product Name	2,3-Butanediol
CAS No.	513-85-9
Molecular Formula	C4H10O2
Molecular Weight	90.12 g/mol
Synonyms	2,3-Butylene Glycol; Dimethylene Glycol; 2,3-Dihydroxybutane; Butane-2,3-diol; (R*,R*)-(±)-2,3-Butanediol; (meso)-2,3-Butanediol; DL-2,3-Butanediol; 2,3-Butanediol, mixture of isomers
EINECS	208-173-6

Quality Control

Our 2,3-Butanediol is produced and tested under a stringent quality management system to ensure batch-to-batch consistency and reliability. We provide comprehensive specifications and corresponding Certificates of Analysis (COA) for every shipment, detailing key parameters such as assay, isomer content, and impurity profiles. Our quality commitment supports applications requiring high-purity standards across industrial, food, and pharmaceutical supply chains.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Specific Rotation (Optical Grade)	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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