175102

Fluoroantimonic acid

purified by triple-distillation

• Synonym(s): Fluoroantimonic acid, Hexafluoroantimonic acid, Hexafluorostibonic acid, Monohydrogen hexafluoroantimonate
• Linear Formula: HF · SbF₅
• CAS Number: 16950-06-4
• Molecular Weight: 236.76
• NACRES: NA.23
• PubChem Substance ID: 24850363
• UNSPSC Code: 12352302
• EC Number: 241-023-8
• MDL number: MFCD00011327
• Form: liquid

Properties

• vapor pressure: 14 mmHg ( 18 °C)
• Quality Segment: 100
• form: liquid
• purified by: triple-distillation
• density: 2.885 g/mL at 25 °C (lit.)
• SMILES string: F.F[Sb](F)(F)(F)F
• InChI: 1S/6FH.Sb/h6*1H;/q;;;;;;+5/p-5
• InChI key: MBAKFIZHTUAVJN-UHFFFAOYSA-I

Description

General description

HF/SbF₅ may be synthesized by mixing hydrogen fluoride and antimony fluoride.1 Fluoroantimonic acid (HF/SbF₅), is a combination of SbF₅ and HF. It is the known strongest liquid superacid.

Application

HF/SbF₅ is an excellent medium for the preparation of alkylidene oxonium salts.

Packaging

Packaged in PFA/FEP bottles

Safety Information

• pictograms: GHS06,GHS05,GHS09
• signalword: Danger
• hcodes: H300 + H310 + H330,H314,H411
• pcodes: P260 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Skin Corr. 1A
• Storage Class: 6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• wgk: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter