Octafluorocyclobutane
Grundinformationen
- CAS
115-25-3- Standard-SMILES
FC1(F)C(F)(F)C(F)(F)C1(F)F- InChIKey
BCCOBQSFUDVTJQ-UHFFFAOYSA-N- Summenformel
- C4F8
- Durchschnittliche Molmasse
- 200,03 g/mol
- Monoisotopische Masse
- 199,98722576
Überblick
Octafluorocyclobutane is a colorless nonflammable gas. It may be harmful by asphyxiation. Exposure of the container to prolonged heat or fire can cause it to rupture violently and rocket. It is used to make other chemicals.
Namen und Bezeichner
- Bevorzugter Name
- Octafluorocyclobutane
- IUPAC
- 1,1,2,2,3,3,4,4-octafluorocyclobutane
- Englischer Name
- Octafluorocyclobutane
- Summenformel
- C4F8
- Molmasse
- 200.03
Namen und Synonyme
OctafluorocyclobutanePERFLUOROCYCLOBUTANE115-25-3CyclooctafluorobutaneFreon C-318Propellant C318Freon C 318freon c318FC-C 318R-C 318V9P1D0A21KE946
Weitere Namen anzeigen
C318R318FC318RC318r-c318R C318FKWC318CFC-318FlonC318FC-C-318
DTXSID9041811CHEBI:31007RefChem:167720FKWC 318FLON C 318FRON C 318DTXCID7021811FC 318
Datenbank-Bezeichner
- CAS
115-25-3- PubChem CID
- 8263
- DTXSID
DTXSID9041811- ChEMBL
CHEMBL444147- ChEBI
CHEBI:31007- UNII
- V9P1D0A21K
- EC Number
- 204-075-2
- Nikkaji
- J380H
Eigenschaften
Berechnete Struktureigenschaften
- XLogP
- 1,6
- Polarare Oberfläche (TPSA)
- 0 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 8
- Frei drehbare Bindungen
- 0
- Schwere Atome
- 12
- Formalladung
- 0
- Komplexität
- 151
Experimentelle und physikochemische Eigenschaften
Chemical ClassesOther Classes -> Halogenated Cyclic Hydrocarbons
PFAS
PFAS -> PFAS identified in REACH Regulation EC No. 1272/2008
PFAS -> Other/unspecified
PFAS -> Other/unspecified
PFAS -> Intentionally added food contact chemicals
PFAS -> OECD Category
PFAS -> non-polymer
SpringerMaterials PropertiesSchoenflies notation
Food AdditivesPROPELLANT -> FDA Substance added to food
Density1.513 @ -21°C
Solubility0.0236 mg/mL at 25 °C
Boiling Point-6.04 °C @760 [mm Hg]
Melting Point
-41.4 °C
-41.4 °C
Physical Description
Octafluorocyclobutane is a colorless nonflammable gas. It may be harmful by asphyxiation. Exposure of the container to prolonged heat or fire can cause it to rupture violently and rocket. It is used to make other chemicals.
Sicherheit und Regulatorisches
Sicherheitsangaben dienen nur zur Orientierung und ersetzen weder das Sicherheitsdatenblatt (SDB) des Lieferanten noch geltende Vorschriften oder eine fachliche Bewertung.
GHS-Klassifizierung
GHS Classification
Warning
H280 (69.3%): Contains gas under pressure; may explode if heated [Warning Gases under pressure]
P273, P391, P410+P403, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 153 reports by companies from 6 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Warning
H280: Contains gas under pressure; may explode if heated [Warning Gases under pressure]
Gefahrenhinweise
Regulatory Information
Chemical: Cyclobutane, octafluoro-
Cyclobutane, 1,1,2,2,3,3,4,4-octafluoro- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Cyclobutane, 1,1,2,2,3,3,4,4-octafluoro- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
REACH registered substance: Octafluorocyclobutane (EC: 204-075-2)
The New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.)
DOT LabelNon-Flammable Gas
Fire Hazards
Excerpt from ERG Guide 126 [Gases - Compressed or Liquefied (Including Refrigerant Gases)]:
· Some may burn but none ignite readily.
Health Hazards
Excerpt from ERG Guide 126 [Gases - Compressed or Liquefied (Including Refrigerant Gases)]:
· Vapors may cause dizziness or asphyxiation without warning, especially when in closed or confined areas.
Chemie und Industrie
Pharmakologische Informationen
Cellular LocationsMembrane
Verwendung und Herstellung
Uses
Used as a refrigerant and heat-transfer medium; [Merck Index] Used to make other chemicals; [CAMEO] Used as a propellant for foods; [FDA]
• Dispersing agent for pharmaceutical [Ref: CAS2019 (US4352789)]
non-polymer PFAS -> Semiconductor Industry -> Etching the SiO2 coating of the semiconductor device
U.S. Production2023: 8,500,000 - <25,000,000 lb
Industry UsesProcessing aids not otherwise specified
Use ClassificationPFAS (per- and polyfluoroalkyl substances) -> OECD Category
General Manufacturing Information
All Other Basic Organic Chemical Manufacturing
Cyclobutane, 1,1,2,2,3,3,4,4-octafluoro-: ACTIVE
Anwendungen
VerwendenRefrigerant; heat-transfer medium.Halocarbon 318 is used for plasma etching. When it is exposed to the RF field generated in the etching process, a gas plasma is produced that will etch silicon compounds with excellent selectivity.
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