Description

1,2-Difluoroethylene is a versatile fluorinated hydrocarbon building block with the CAS number 1691-13-0. This compound is valued for its role as a key intermediate in the synthesis of advanced fluorochemicals and polymers. It is primarily utilized by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and specialty materials sectors.

Application

• Pharmaceutical Intermediate: Used in the synthesis of fluorinated active pharmaceutical ingredients (APIs) to enhance metabolic stability and bioavailability.
• Agrochemical Synthesis: Serves as a precursor for creating novel fluorinated pesticides and herbicides with improved efficacy.
• Fluoropolymer Production: Acts as a monomer or comonomer in the development of specialized polymers with unique chemical and thermal resistance.
• Organic Synthesis: A valuable reagent for introducing fluorine atoms into complex organic molecules in research and development.
• Refrigerant & Propellant Research: Investigated as a potential component in next-generation, low-global-warming-potential (GWP) formulations.
• Electronics Industry: Used in the plasma etching and cleaning processes for semiconductor manufacturing.

Basic Information

Product Name	1,2-Difluoroethylene
CAS No.	1691-13-0
Molecular Formula	C2H2F2
Molecular Weight	64.04 g/mol
Synonyms	1,2-Difluoroethene; Difluoroethylene; sym-Difluoroethylene; (E)-1,2-Difluoroethylene; (Z)-1,2-Difluoroethylene; trans-1,2-Difluoroethene; cis-1,2-Difluoroethene; Vinylidene Fluoride (Note: This is a common name for the 1,1-isomer, but often associated in searches)
EINECS	216-888-4

Quality Control

Our 1,2-Difluoroethylene is produced and handled under stringent quality management systems. Each batch is analyzed to ensure it meets high-purity standards suitable for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and gaseous nature under standard conditions, this product must be stored in a certified pressure-rated cylinder or vessel in a cool, well-ventilated area, away from heat sources and open flames. Store at room temperature (15-25°C) and keep the container valve tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless Gas
Identification (IR)	Conforms
Purity (GC)	≥ 98.0%
Moisture (KF)	≤ 0.1%
Non-condensable Gases	≤ 1.0%

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