Description

Dibutyl Carbonate is a versatile organic carbonate ester with the CAS number 542-52-9. It serves as a valuable intermediate and solvent in advanced chemical synthesis, offering a balance of reactivity and stability for industrial processes. This compound is essential for manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors seeking high-purity building blocks.

Application

• Chemical Intermediate: A key reagent in transesterification and alkylation reactions for synthesizing other carbonates, carbamates, and pharmaceuticals.
• Specialty Solvent: Used as a high-boiling, polar aprotic solvent for resins, polymers, and in various organic synthesis applications.
• Polymer Industry: Acts as a plasticizer and monomer in the production of polycarbonates and other specialty polymers.
• Agrochemical Synthesis: Employed in the manufacture of pesticides and herbicides as a reaction medium and intermediate.
• Electrolyte Additive: Potential use as a component in lithium-ion battery electrolytes to enhance performance and stability.
• Flavor & Fragrance Industry: Utilized as a precursor for synthesizing specific flavor and fragrance esters.

Basic Information

Product Name	Dibutyl Carbonate
CAS No.	542-52-9
Molecular Formula	C9H18O3
Molecular Weight	174.24 g/mol
Synonyms	Butyl Carbonate; Di-n-Butyl Carbonate; Carbonic Acid Dibutyl Ester; Dibutoxycarbonyl Oxide; n-Butyl Carbonate; DBC; UN 2366
EINECS	208-817-5

Quality Control

Our Dibutyl Carbonate is produced under stringent quality management systems 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. Our quality commitment aligns with cGMP principles where applicable, supporting demanding applications in research and industrial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep container tightly sealed when not in use to minimize moisture absorption and prevent evaporation.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0 %
Density (at 20°C)	0.92 - 0.94 g/mL
Refractive Index (n20D)	1.409 - 1.413
Water Content (KF)	≤ 0.1 %
Acidity (as Butyric Acid)	≤ 0.05 %

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