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418625 Sigma-Aldrich

Tetrabutylammonium difluorotriphenylstannate

97%

Synonym: Tetrabutylammonium difluorotriphenyltin

  • CAS Number 139353-88-1

  • Linear Formula (CH3CH2CH2CH2)4N[(C6H5)3SnF2]

  • Molecular Weight 630.48

  •  Beilstein/REAXYS Number 8668854

  •  MDL number MFCD00192465

  •  PubChem Substance ID 24866231

  •  NACRES NA.22

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Properties

Related Categories Ammonium Salts, Chemical Synthesis, Fluorination, Fluorination Reagents, Phase Transfer Catalysts,
assay   97%
mp   192-193 °C (lit.)
SMILES string   CCCC[N+](CCCC)(CCCC)CCCC.F[Sn-](F)(c1ccccc1)(c2ccccc2)c3ccccc3
InChI   1S/C16H36N.3C6H5.2FH.Sn/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;3*1-2-4-6-5-3-1;;;/h5-16H2,1-4H3;3*1-5H;2*1H;/q+1;;;;;;+1/p-2
InChI key   ODMXVCNGZGLSRS-UHFFFAOYSA-L

Description

Application

Reactant for:
• Reaction with K tert-butoxide to give disilylated fluorosilylenoid for subsequent self-condensation to fluorodisilanyl anion
• Cross-coupling reactions with vinyl and aryl triflates
• Cocatalyst in phase-transfer fluorination of alkyl halides and sulfonates
• Used as a nucleophilic fluorinating agent

Packaging

1 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN3146 - class 6.1 - PG 3 - EHS - Organotin compounds, solid, n.o.s., HI: A, I, S (not BR)
WGK Germany 
3
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