Description

4-Chloro-1,1,2-trifluoro-1-butene is a halogenated olefin building block of significant interest in advanced chemical synthesis. This compound matters for its role as a versatile intermediate in the production of fluorinated polymers, agrochemicals, and specialty pharmaceuticals. Industrial R&D chemists and process engineers in the fluorochemical, fine chemical, and material science sectors require this high-purity intermediate for developing new products with enhanced properties.

Application

• Fluorinated Polymer Synthesis: A key monomer or intermediate for creating specialty polymers with unique chemical resistance and thermal stability.
• Agrochemical Intermediates: Used in the synthesis of advanced herbicides and pesticides, leveraging the biological activity of the fluorine and chlorine substituents.
• Pharmaceutical Building Block: Serves as a critical synthon in the development of novel active pharmaceutical ingredients (APIs), particularly those requiring fluorinated motifs.
• Refrigerant & Propellant Research: Investigated as a potential component or precursor in next-generation, low-global-warming-potential (GWP) refrigerants and aerosol propellants.
• Liquid Crystal & Electronic Chemicals: Employed in the synthesis of fluorinated liquid crystals and dielectric fluids for the electronics industry.
• Organic Synthesis Reagent: Acts as an electrophilic reagent for introducing the -CF2CHCl- moiety into more complex organic molecules in research and development.

Basic Information

Product Name	4-Chloro-1,1,2-trifluoro-1-butene
CAS No.	378-81-4
Molecular Formula	C4H4ClF3
Molecular Weight	144.52 g/mol
Synonyms	1-Butene, 4-chloro-1,1,2-trifluoro-; 4-Chloro-1,1,2-trifluorobut-1-ene; 1,1,2-Trifluoro-4-chloro-1-butene; 4-Chloro-1,1,2-trifluorobutene; CF2=CClCH2CH2F (structural indicator); Halogenated butene intermediate
EINECS	206-813-5

Quality Control

Our 4-Chloro-1,1,2-trifluoro-1-butene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, GC-MS, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

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 tightly sealed and upright to prevent leakage and vapor accumulation. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Density (at 20°C)	~1.35 g/mL
Boiling Point	~70-75°C

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