Description

2,2-Difluoroethylethylcarbonate is a specialized fluorinated organic carbonate ester, a key building block in advanced chemical synthesis. This compound is valued for its role as a versatile reagent and intermediate, enabling the introduction of fluorine-containing moieties into target molecules. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and specialty chemical industries for developing novel active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of fluorinated active pharmaceutical ingredients (APIs), particularly for antiviral and anticancer drug candidates.
• Agrochemical Synthesis: Used in the development of novel herbicides and pesticides where the difluoroethyl group enhances biological activity and environmental stability.
• Electrolyte Additive for Lithium-Ion Batteries: Serves as a high-performance additive in electrolyte formulations to improve battery cycle life and high-voltage stability.
• Polymer Modification: Employed as a monomer or modifying agent to introduce fluorine into polymer backbones, enhancing material properties like chemical resistance and thermal stability.
• Organic Synthesis Reagent: Functions as a protected form of 2,2-difluoroethanol or as an alkylating agent in complex multi-step synthetic routes.
• Liquid Crystal & Display Material Precursor: Used in the production of fluorinated components for liquid crystal displays (LCDs) and other electronic materials.

Basic Information

Product Name	2,2-Difluoroethylethylcarbonate
CAS No.	916678-14-3
Molecular Formula	C5H8F2O3
Molecular Weight	154.11 g/mol
Synonyms	Ethyl 2,2-difluoroethyl carbonate; 2,2-Difluoroethyl ethyl carbonate; Ethyl (2,2-difluoroethoxy)formate; Carbonochloridic acid, 2,2-difluoroethyl ester; 2,2-Difluoroethanol ethyl carbonate; DFEC
EINECS	Contact for details

Quality Control

Every batch of 2,2-Difluoroethylethylcarbonate is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high-purity requirements for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for each lot upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place away from heat sources and incompatible materials such as strong acids and bases. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use. Recommended storage temperature: 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Density (20°C)	~1.25 g/cm³
Refractive Index (n20D)	~1.375

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