Description

1,1,1,2,4,4,4-Heptafluoro-2-Butene is a high-purity fluorinated olefin with the CAS registry number 760-42-9. This compound serves as a critical intermediate and specialty gas in advanced manufacturing, valued for its unique combination of fluorine chemistry and olefinic reactivity. It is essential for industries requiring precise chemical synthesis, including pharmaceuticals, agrochemicals, and the development of next-generation refrigerants and electronic materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of fluorinated active pharmaceutical ingredients (APIs) to enhance metabolic stability and bioavailability.
• Agrochemical Synthesis: A key building block for creating advanced, high-performance fluorinated pesticides and herbicides.
• Refrigerant & Propellant Development: Serves as a precursor in the formulation of low-global-warming-potential (GWP) refrigerants and specialty aerosol propellants.
• Electronic Chemicals: Employed in the production of fluorinated etching agents and cleaning solvents for the semiconductor industry.
• Polymer Modification: Acts as a monomer or comonomer to introduce fluorine into polymers, improving chemical resistance and surface properties.
• Laboratory Research & Development: A valuable reagent for organic synthesis and material science research in academic and industrial R&D settings.

Basic Information

Product Name	1,1,1,2,4,4,4-Heptafluoro-2-Butene
CAS No.	760-42-9
Molecular Formula	C4H3F7
Molecular Weight	196.06 g/mol
Synonyms	HFO-1347fz; 1,1,1,2,4,4,4-Heptafluorobut-2-ene; 2-Butene, 1,1,1,2,4,4,4-heptafluoro-; Heptafluorobutene; R-1347fz; HFC-1347fz; FEA-1100; UN 1993 (Flammable liquid)
EINECS	212-077-4

Quality Control

Our 1,1,1,2,4,4,4-Heptafluoro-2-Butene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) and FTIR spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee compliance with your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and gaseous nature under standard conditions, store in a cool, well-ventilated area away from heat, sparks, and open flames. Cylinders should be stored upright and secured. Keep container tightly sealed when not in use to prevent loss and contamination.

Specification

Item	Specification
Appearance	Colorless Gas
Identification (IR)	Conforms
Purity (GC)	≥ 99.0%
Water Content (KF)	≤ 100 ppm
Acidity (as HF)	≤ 10 ppm
Non-volatile Residue	≤ 50 ppm

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