Description

Dibutyl Oxalate is a high-purity diester of oxalic acid and n-butanol, widely recognized for its role as a versatile chemical intermediate and solvent. Its value lies in its ability to facilitate esterification reactions and act as a plasticizer precursor, offering reliable performance in specialized formulations. This product is essential for manufacturers in the pharmaceutical, agrochemical, and polymer industries seeking consistent quality for synthesis and processing.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Polymer & Plasticizer Precursor: Serves as a key building block in the production of specialty polymers and plasticizers.
• Agrochemical Synthesis: Employed as an intermediate in the manufacture of herbicides, fungicides, and other crop protection agents.
• Solvent & Reaction Medium: Functions as a high-boiling-point solvent for various organic synthesis and extraction processes.
• Flavor & Fragrance Industry: Utilized in the controlled synthesis of specific ester compounds for aroma chemicals.
• Crosslinking Agent: Acts in formulations for coatings, adhesives, and resins requiring specific crosslinking properties.

Basic Information

Product Name	Dibutyl Oxalate
CAS No.	2050-60-4
Molecular Formula	C10H18O4
Molecular Weight	202.25 g/mol
Synonyms	Di-n-butyl oxalate; Oxalic acid dibutyl ester; Butyl oxalate; Dibutyl ethanedioate; n-Butyl oxalate; DBTO; Oxalic acid di-n-butyl ester; 1,4-Dibutyl oxalate
EINECS	218-092-8

Quality Control

Our Dibutyl Oxalate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for industrial and fine chemical applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Refractive Index (n20D)	1.423 - 1.427
Density (g/mL, 20°C)	0.985 - 1.005
Acidity (as Oxalic Acid)	≤ 0.1%
Water Content (KF)	≤ 0.1%

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