ChemicalBook > Product Catalog >Inorganic chemistry >Inorganic salts >Metal halide and Halogen salt >Metal fluoride and salt >Fluoroantimonic acid

Fluoroantimonic acid

Fluoroantimonic acid Structure
CAS No.
16950-06-4
Chemical Name:
Fluoroantimonic acid
Synonyms
FLUOROANTIMONIC ACID;HEXAFLUOROANTIMONIC ACID;hexafluoroantimonyic acid;Hexafluoroantimonicacid6H2O;antimony,hydron,hexafluoride;HYDROGEN HEXAFLUOROANTIMONATE(V);HEXAFLUOROANTIMONIC ACID, ANHYDROUS;Hexafluoroantimonicacidhexahydrate98%;FLUOROANTIMONIC ACID, TRIPLE-DISTILLED;Hexafluoroantimonic acid hexahydrate 98%
CBNumber:
CB6137791
Molecular Formula:
F6HSb
Molecular Weight:
236.76
MOL File:
16950-06-4.mol
MSDS File:
SDS
Modify Date:
2024/4/19 18:20:27

Fluoroantimonic acid Properties

Melting point 20°C
Density 2.885 g/mL at 25 °C(lit.)
vapor pressure 14 mm Hg ( 18 °C)
form liquid
color yellow to colorless
Water Solubility It is fully miscible with water, soluble in SO2ClF, SO2.
Exposure limits ACGIH: TWA 0.5 mg/m3
NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3
CAS DataBase Reference 16950-06-4(CAS DataBase Reference)
EPA Substance Registry System Antimonate(1-), hexafluoro-, hydrogen, (OC-6-11)- (16950-06-4)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS05,GHS06,GHS09
Signal word  Danger
Hazard statements  H300+H310+H330-H314-H411
Precautionary statements  P260-P273-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
Hazard Codes  Xn,N,C,T+
Risk Statements  20/22-51/53-35-26/27/28
Safety Statements  61-45-36/37/39-28-26
RIDADR  UN 2922 8/PG 2
WGK Germany  2
Hazard Note  Corrosive
TSCA  Yes
HazardClass  8
PackingGroup  II
NFPA 704
0
3 0

Fluoroantimonic acid price More Price(1)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) 175102 Fluoroantimonic acid purified by triple-distillation 16950-06-4 50G ₹16702.98 2022-06-14 Buy
Product number Packaging Price Buy
175102 50G ₹16702.98 Buy

Fluoroantimonic acid Chemical Properties,Uses,Production

Chemical Properties

superacid; moisture sensitive [KIR78] [ALD94]
Strongest superacid known
mixture of HF and SbF5 (1:1 is strongest)
Protonate even hydrocarbons to afford carbocations and H2.
2×1019 (20 quintillion) times stronger than 100% sulfuric acid.
Ho values of -31.3

Uses

Hydrogen hexafluoroantimonate(V) is an excellent medium for the preparation of alkylidene oxonium salts.

Preparation

Fluoroantimonic acid is produced by reacting hydrogen fluoride (HF) with antimony pentafluoride (SbF5).
SbF5+HF→SbF6+HF

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.

Fluoroantimonic acid Preparation Products And Raw materials

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Fluoroantimonic acid purified by triple-distillation hydrogen,(oc-6-11)-antimonate(1-hexafluoro- HYDROGEN HEXAFLUOROANTIMONATE(V) HEXAFLUOROANTIMONIC ACID FLUOROANTIMONIC ACID hexafluoroantimonyic acid FLUOROANTIMONIC ACID, TRIPLE-DISTILLED Hexafluoroantimonicacid6H2O Hydrogenhexafluoroantimonate(V),65-70%aqueoussolution Hexafluoroantimonic acid hexahydrate 98% Hexafluoroantimonicacidhexahydrate98% Hydrogen hexafluoroantimonate(V), ≈65% aq. soln. HEXAFLUOROANTIMONIC ACID, ANHYDROUS antimony,hydron,hexafluoride 16950-06-4 HSbF6 HFSbF5 F6HSb HF6Sb F6SbH6H2O F5SbHF organoantimony compound Acids Electronic Chemicals Micro/Nanoelectronics