C16H36BrN
322.37 g/mol
Industrial ChemicalWarning
Tetrabutylammonium bromide
CAS1643-19-2EC216-699-2
Category
Industrial Chemical
Compound Class
Other
Primary Use
phase transfer catalyst
Tetrabutylammonium bromide is a quaternary ammonium salt commonly used as a phase transfer catalyst. It is a white solid in its anhydrous form and serves as a precursor for preparing other tetrabutylammonium salts through salt metathesis reactions.
phase transfer catalystprecursor for tetrabutylammonium salt synthesis
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongStructure SimilarSimilarity 1.00
Tetrabutylammonium nitrate
CAS1941-27-1
pharmaceutical intermediate
StrongStructure SimilarSimilarity 1.00
Tetrabutylammonium hydroxide
CAS2052-49-5
Phase transfer catalyst
StrongStructure SimilarSimilarity 1.00
Tetrabutylammonium tetrafluoroborate
CAS429-42-5
electrolyte salt for batteries
StrongStructure SimilarSimilarity 1.00
Tetrabutylammoniumdiacetate
CAS51012-12-5
phase transfer catalyst
ApplicationSame Use
N,N,N-trimethylcyclohexanaminium hydroxide
CAS19895-48-8
phase transfer catalyst
ApplicationSame Use
Benzyltributylammonium chloride
CAS23616-79-7
Phase transfer catalyst
ReferenceSame Category
3-Bromo-4'-chloro-biphenyl
CAS164334-69-4
chemical intermediate for synthesis
ReferenceSame Category
2-Fluoro-6-nitrobenzaldehyde
CAS1644-82-2
Chemical intermediate for synthesis
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H361Suspected of damaging fertility or the unborn child
H411Toxic to aquatic life with long lasting effects
H412Harmful to aquatic life with long lasting effects
H320Causes eye irritation
Customs Tariff Classification
The international HS code for Tetrabutylammonium bromide (CAS 1643-19-2) is 2923.90.
HS code (international, 6-digit)
2923.90
EU CN code (8-digit)
2923 90 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
tetrabutylazanium bromide
InChIKey
JRMUNVKIHCOMHV-UHFFFAOYSA-M
SMILES
CCCC[N+](CCCC)(CCCC)CCCC.[Br-]
Synonyms (24)
- T-1950
- TBAB
- TBABR
- ALIQUAT 100
- Bu(4)NBr
- IPC-TBA-Br
- TBAB SUMQUAT 6065
- Tetra-N-butylammonium bromide
- Tetrabutylammonium bromide
- Tetrabuylammonium Bromide
- bromide tetrabutylammonium
- n-Bu4NBr
- tetrabuthylammonium bromide
- tetrabutyammonium bromide
- tetrabutylamine, bromide
- tetrabutylammomium bromide
- tetrabutylamonium bromide
- tetrabutylazanium bromide
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