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86856 Aldrich

Tetrabutylammonium hydrogen difluoride solution

technical, ~50% in methylene chloride (T)

Synonym: TBABF, Tetrabutylammonium bifluoride, Tetrabutylammonium difluoride

  • CAS Number 23868-34-0

  • Linear Formula (CH3CH2CH2CH2)4N(HF2)

  • Molecular Weight 281.47

  •  Beilstein Registry Number 4729304

  •  MDL number MFCD00077877

  •  PubChem Substance ID 24888785

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Properties

Related Categories Ammonium Salts, Chemical Synthesis, Phase Transfer Catalysts, Synthetic Reagents
InChI Key   ZHBDKVWQJKYIFF-UHFFFAOYSA-M
grade   technical
concentration   ~50% in methylene chloride (T)
impurities   ~5% tetrabutylammonium chloride
refractive index   n20/D 1.442
storage temp.   2-8°C

Description

Packaging

100 mL in glass bottle

Application

• Used as an etchant for silica films

Reactant for:
• Nucleophilic fluorination
• Ring-opening fluorination reaction
• Substitution reactions

Price and Availability


Cross-Coupling Guide
Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 2922 6.1(8) / PGII
WGK Germany 
3
Protocols & Articles
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