Description

2-Chloro-1,1-Difluoro-Ethane is a halogenated hydrocarbon with the CAS number 25497-29-4, valued for its role as a versatile intermediate and specialty solvent. Its chemical structure makes it a key building block in the synthesis of more complex fluorinated compounds. This product is essential for manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors seeking reliable, high-purity fluorochemical feedstocks.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and fluorinated drug candidates.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where the difluoro moiety enhances biological activity.
• Refrigerant & Propellant Formulation: Serves as a component in the development of next-generation, low-global-warming-potential (GWP) refrigerants and aerosol propellants.
• Specialty Solvent: Employed as a selective solvent in chemical reactions and purification processes for sensitive materials.
• Polymer & Material Science: Acts as a monomer or modifying agent in the creation of fluoropolymers with unique thermal and chemical resistance properties.
• Electronic Chemicals: Used in the manufacturing and cleaning processes for semiconductors and electronic components.

Basic Information

Product Name	2-Chloro-1,1-Difluoro-Ethane
CAS No.	25497-29-4
Molecular Formula	C2H3ClF2
Molecular Weight	100.49 g/mol
Synonyms	1-Chloro-2,2-difluoroethane; HCFC-142; R-142; Ethane, 2-chloro-1,1-difluoro-; 1,1-Difluoro-2-chloroethane; Freon 142; Chlorodifluoroethane; Genetron 142
EINECS	247-029-9

Quality Control

Our 2-Chloro-1,1-Difluoro-Ethane is manufactured under stringent quality management systems. Every batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) for purity and identity verification, to ensure it meets exacting customer and industry specifications. Certificates of Analysis (COA) detailing all test results are provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are kept upright and sealed when not in use to prevent loss and maintain purity. 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%

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