86856
Tetrabutylammonium hydrogen difluoride solution
~50% in methylene chloride (T), techincal grade, liquid
Synonym(s):
TBABF, Tetrabutylammonium bifluoride, Tetrabutylammonium difluoride
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About This Item
Product Name
Tetrabutylammonium hydrogen difluoride solution, technical, ~50% in methylene chloride (T)
InChI
1S/C16H36N.2FH/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;;/h5-16H2,1-4H3;2*1H/q+1;;/p-1
SMILES string
[F-].F[H].CCCC[N+](CCCC)(CCCC)CCCC
InChI key
ZHBDKVWQJKYIFF-UHFFFAOYSA-M
grade
technical
form
liquid
concentration
~50% in methylene chloride (T)
impurities
~5% tetrabutylammonium chloride
refractive index
n20/D 1.442
storage temp.
2-8°C
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Application
- Used as an etchant for silica films
Reactant for:
- Nucleophilic fluorination
- Ring-opening fluorination reaction
- Substitution reactions
- For the conversion of aromatic boronic acids and esters into corresponding tetrabutylammonium trifluoroborate salts. These salts are utilized as surrogates of boronic acids in Suzuki-Miyaura cross-coupling reactions.
- In the nucleophilic fluorination of organic halides, tosylates, and triflates.
- For the regioselective synthesis of fluorohydrins by ring-opening of terminal epoxides.
signalword
Danger
hcodes
Hazard Classifications
Carc. 2 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3
target_organs
Central nervous system
Storage Class
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
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