Description

(Z)-1,2-Dichloro-1,2-Difluoroethene is a halogenated olefin with the CAS number 311-81-9, serving as a versatile intermediate and specialty solvent in advanced chemical synthesis. This compound is valued for its unique stereochemistry and reactivity, enabling precise transformations in the creation of complex molecules. It is primarily sought by the pharmaceutical, agrochemical, and specialty chemical industries for applications in fluorination reactions, polymer modification, and as a building block for refrigerants and propellants.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of fluorinated active pharmaceutical ingredients (APIs) and diagnostic agents.
• Agrochemical Synthesis: Used in the production of advanced, high-performance fluorinated pesticides and herbicides.
• Specialty Polymer Modification: Acts as a monomer or modifier to introduce chlorine and fluorine atoms, enhancing polymer properties like chemical resistance and thermal stability.
• Refrigerant & Propellant Formulation: A precursor in the manufacturing of next-generation, low-global-warming-potential (GWP) fluorocarbon blends.
• Organic Synthesis Reagent: Employed in laboratories and pilot plants for selective halogenation and cross-coupling reactions.
• Electronic Chemicals: Used in the precision cleaning and etching processes for semiconductor manufacturing.

Basic Information

Product Name	(Z)-1,2-Dichloro-1,2-Difluoroethene
CAS No.	311-81-9
Molecular Formula	C2Cl2F2
Molecular Weight	132.93 g/mol
Synonyms	(Z)-1,2-Dichloro-1,2-difluoroethylene; cis-1,2-Dichloro-1,2-difluoroethene; cis-1,2-Dichloro-1,2-difluoroethylene; 1,2-Dichloro-1,2-difluoroethene (cis-); R-1112a; Freon 1112a; HCFC-1112a; Genetron 1112a
EINECS	206-231-5

Quality Control

Our (Z)-1,2-Dichloro-1,2-Difluoroethene is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including GC and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) are provided with each shipment, detailing all critical specifications. We adhere to relevant global standards, and our quality processes support compliance with REACH and other major regulatory frameworks.

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 reactive metals. Recommended storage temperature is 2-25°C. The container should be kept upright and sealed to prevent moisture ingress and volatilization.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Purity (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Related Substances (GC)	≤ 2.0% total
Boiling Point	~ 20-22 °C
Density (at 20°C)	~ 1.55 g/mL

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