Description

2-Chloro-1,1-Difluoroethane is a halogenated hydrocarbon with significant utility as a versatile chemical intermediate and solvent. This compound is valued for its unique reactivity profile, enabling its use in the synthesis of more complex fluorinated molecules. It is primarily sought by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for applications requiring precise fluorination and chlorination chemistry.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a difluoromethylene (CF2) group.
• Agrochemical Synthesis: Used in the production of advanced herbicides, pesticides, and fungicides where fluorination enhances biological activity and stability.
• Refrigerant & Propellant Formulation: Serves as a precursor or component in the development of next-generation, lower-GWP (Global Warming Potential) refrigerants and aerosol propellants.
• Specialty Polymer Production: Acts as a monomer or modifier in the creation of fluoropolymers and specialty plastics with enhanced chemical resistance and thermal properties.
• Organic Synthesis Solvent: Employed as a reaction medium for specific fluorination and halogen-exchange reactions due to its solvating properties and chemical stability under certain conditions.
• Laboratory Reagent: Used in research and development for introducing the -CHF2Cl moiety into target molecules during exploratory synthetic chemistry.

Basic Information

Product Name	2-Chloro-1,1-Difluoroethane
CAS No.	338-65-8
Molecular Formula	C2H3ClF2
Molecular Weight	100.49 g/mol
Synonyms	HCFC-142; 1-Chloro-1,1-difluoroethane; Freon 142; Chlorodifluoroethane; R-142; Ethane, 2-chloro-1,1-difluoro-; Genetron 142; 1,1-Difluoro-2-chloroethane; FC-142
EINECS	206-398-5

Quality Control

Our 2-Chloro-1,1-Difluoroethane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) for purity and identity verification, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profiles, and physical properties is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources, ignition points, and incompatible materials such as strong bases and alkali metals. Due to its highly volatile nature, ensure containers are kept upright and sealed when not in use. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Water Content (KF)	≤ 0.05%
Acidity (as HCl)	≤ 0.001%
Non-volatile residue	≤ 0.01%
Boiling Point	Approx. -9.4 °C
Density (at 20°C)	Approx. 1.194 g/mL

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