(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene

C4F8

CAS360-89-4

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Identification

CAS Number
360-89-4
EC Number
206-640-9
UN Number
2422
PubChem CID
2775851

Physical-chemical properties

Molecular Formula
C4F8
Molar Mass
200.03 g/mol
IUPAC Name
(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene

Chemical Identifiers

InChI
InChI=1S/C4F8/c5-1(3(7,8)9)2(6)4(10,11)12/b2-1+
InChI Key
WSJULBMCKQTTIG-OWOJBTEDSA-N

Overview

(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene (CAS 360-89-4) is a perfluorinated alkene compound with exceptional chemical stability and unique electronic properties. This highly fluorinated organic compound belongs to the perfluoroalkene family and exhibits remarkable thermal and chemical resistance due to its complete fluorine substitution. The molecule features a trans double bond configuration, as indicated by the (E) designation, with eight fluorine atoms replacing all hydrogen atoms on the four-carbon chain. With a molecular weight of 200.03 g/mol and the molecular formula C4F8, this compound demonstrates the characteristic properties of perfluorinated substances, including low surface tension, chemical inertness, and excellent dielectric properties. The substance is classified under ADR transport class 2, indicating its gaseous nature under standard conditions. Unlike many industrial chemicals, (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene presents no specific GHS hazard classifications, reflecting its relatively low acute toxicity profile. This safety characteristic, combined with its stability, makes it suitable for various technical applications where chemical inertness is paramount. Primary industrial applications include use as a specialty solvent in electronics manufacturing, as an intermediate in fluoropolymer synthesis, and in specialized heat transfer applications. The compound's unique properties also make it valuable in semiconductor processing, where its inert nature and precise molecular structure are essential. Like other specialized fluorinated compounds such as nitrous oxide in different applications, this octafluorobutene serves critical roles in high-tech manufacturing processes. OYSI supplies (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene to meet the demanding requirements of European industrial customers requiring high-purity fluorinated specialty chemicals.

Safety & Classification

No Hazard Classification

This substance is not classified as hazardous according to CLP Regulation (EC) No 1272/2008.

Transport (ADR)

UN Number2422
ADR Class2
Packing Group
Tunnel CodeC/E
Proper Shipping NameOctafluorbut-2-en, unter Druck verflüssigt
Marine PollutantNo

Frequently Asked Questions

What is (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene?

(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene is a fluorinated organic compound with the molecular formula C4F8 and CAS number 360-89-4. This octafluorinated butene derivative features a double bond between carbons 2 and 3, with all other carbon positions fully fluorinated. With a molecular weight of 200.03 g/mol, it belongs to the family of perfluorinated alkenes, characterized by exceptional chemical stability and unique physical properties due to the strong carbon-fluorine bonds.

What are the physicochemical properties of (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene?

(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene exhibits typical properties of perfluorinated compounds, including high thermal stability and chemical inertness. As a fluorinated alkene, it likely exists as a colorless gas or volatile liquid at room temperature. The extensive fluorination imparts hydrophobic characteristics, making it poorly soluble in water but potentially miscible with other fluorinated solvents. Its high electronegativity and strong C-F bonds contribute to its remarkable chemical stability.

What is (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene used for?

(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene serves as a specialized chemical intermediate in fluoropolymer synthesis and advanced materials production. Its unique structure makes it valuable for creating high-performance fluorinated compounds used in electronics, aerospace, and chemical processing industries. The compound may also function as a monomer for producing specialized fluoropolymers with exceptional thermal and chemical resistance properties, particularly in applications requiring extreme environmental stability.

How to handle (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene safely?

(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene requires standard chemical handling precautions despite having no specific hazard classification. Work in well-ventilated areas or use local exhaust ventilation to prevent vapor accumulation. Wear appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Avoid ignition sources as the compound may be flammable. Handle containers carefully to prevent leaks, and ensure proper grounding when transferring the material.

How to store (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene correctly?

(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene should be stored in a cool, dry, well-ventilated area away from heat sources and ignition sources. Use appropriate containers compatible with fluorinated compounds, typically stainless steel or specialized fluoropolymer-lined vessels. Keep containers tightly sealed to prevent vapor loss and contamination. Store away from incompatible materials such as strong bases or reactive metals. Maintain inventory rotation using first-in, first-out principles.

What to do in case of contact with (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene?

In case of contact with (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene, immediately remove contaminated clothing and flush affected skin or eyes with plenty of water for at least 15 minutes. If inhaled, move the person to fresh air and seek medical attention if breathing difficulties occur. For ingestion, rinse mouth and do not induce vomiting. While the compound has no specific hazard classification, seek medical advice if symptoms develop or persist after exposure.

How to dispose of (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene appropriately?

(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene must be disposed of according to local, national, and international regulations governing fluorinated compounds. Contact licensed hazardous waste disposal companies experienced in handling fluorinated materials. Do not release to the environment, sewers, or regular waste streams. Incineration should only be performed at specialized facilities equipped to handle fluorinated compounds and capture hydrogen fluoride emissions. Always consult current waste disposal regulations.

How to transport (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene?

(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene falls under ADR Class 2 for transport, indicating it is classified as a gas for shipping purposes. Transport requires appropriate packaging, labeling, and documentation according to dangerous goods regulations. Use UN-approved containers designed for pressurized or volatile substances. Vehicles must carry appropriate placards and emergency response information. Drivers need ADR certification for Class 2 materials, and transport documentation must accompany all shipments.

Is (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene subject to specific regulations?

(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene is not currently listed as a Substance of Very High Concern (SVHC) under REACH regulation. However, it remains subject to standard REACH registration requirements for chemical substances manufactured or imported in quantities above one tonne annually. As a fluorinated compound, it may be subject to monitoring under environmental regulations. Users must comply with workplace exposure limits and local environmental discharge restrictions where applicable.

Where to buy (E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene in Europe?

(E)-1,1,1,2,3,4,4,4-octafluorobut-2-ene is available through OYSI, a specialized European distributor of technical chemicals and fluorinated compounds. OYSI provides reliable supply chains for industrial customers requiring high-purity specialty chemicals. As an established chemical distributor, OYSI ensures proper handling, storage, and shipping compliance with European regulations. Contact OYSI directly for availability, specifications, and technical support regarding this specialized fluorinated compound for your industrial applications.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.