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Fluoroantimonic acid

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
MDL Number:
MFCD00011327
MOL File:
16950-06-4.mol
MSDS File:
SDS
Last updated:2024-04-19 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)  GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
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(9)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 175102 Fluoroantimonic acid purified by triple-distillation 16950-06-4 50g $327 2024-03-01 Buy
Alfa Aesar 033488 Hydrogen hexafluoroantimonate(V), ≈65% aq. soln. 16950-06-4 25g $90.65 2024-03-01 Buy
Alfa Aesar 033488 Hydrogen hexafluoroantimonate(V), ≈65% aq. soln. 16950-06-4 50g $160 2021-12-16 Buy
Strem Chemicals 93-5130 Hydrogen hexafluoroantimonate(V), 65-70% aqueous solution 16950-06-4 25g $100 2024-03-01 Buy
Strem Chemicals 93-5130 Hydrogen hexafluoroantimonate(V), 65-70% aqueous solution 16950-06-4 100g $294 2024-03-01 Buy
Product number Packaging Price Buy
175102 50g $327 Buy
033488 25g $90.65 Buy
033488 50g $160 Buy
93-5130 25g $100 Buy
93-5130 100g $294 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

Global( 51)Suppliers
Supplier Tel Email Country ProdList Advantage
Hubei Jusheng Technology Co.,Ltd.
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Richest Group Ltd
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Alfa Chemistry
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GIHI CHEMICALS CO.,LIMITED
+8618058761490 info@gihichemicals.com China 49999 58
Shanghai Acmec Biochemical Technology Co., Ltd.
+undefined18621343501 product@acmec-e.com China 33349 58
Aladdin Scientific
+1-833-552-7181 sales@aladdinsci.com United States 57511 58
Aladdin Scientific
+1-833-552-7181 sales@aladdinsci.com United States 52927 58
Mainchem Co., Ltd. +86-0592-6210733 sale@mainchem.com China 32360 55
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