C16H38NO4P
339.45 g/mol
Research ReagentWarning
Tetrabutylammonium dihydrogen phosphate
CAS5574-97-0EC226-947-1
Category
Research Reagent
Compound Class
Inorganic Salt
Primary Use
Research Compound
Tetrabutylammonium dihydrogen phosphate is a quaternary ammonium salt commonly employed as a phase transfer catalyst. It facilitates the transfer of reactants between immiscible phases in organic synthesis and industrial chemical processes.
Phase transfer catalyst in organic synthesisReagent for interphase reactions
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 bromide
CAS1643-19-2
phase transfer catalyst
StrongStructure SimilarSimilarity 1.00
Tetrabutylammonium nitrate
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pharmaceutical intermediate
StrongStructure SimilarSimilarity 1.00
Tetrabutylammonium hydroxide
CAS2052-49-5
Phase transfer catalyst
StrongStructure SimilarSimilarity 1.00
Tetrabutylammonium hexafluorophosphate
CAS3109-63-5
research compound
ApplicationSame Use
Benzenemethanaminium, N,N,N-trimethyl-, dichloroiodate(1-) (1:1)
CAS114971-52-7
research compound
ApplicationSame Use
Ethanaminium, N,N,N-triethyl-, benzoate
CAS16909-22-1
research compound
ApplicationSame Use
1-Propanaminium, N,N,N-trimethyl-, bromide (1:1)
CAS2650-50-2
research compound
ApplicationSame Use
Benzyltrimethylammonium bromide
CAS5350-41-4
research compound
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H302Harmful if swallowed
H320Causes eye irritation
Customs Tariff Classification
The international HS code for Tetrabutylammonium dihydrogen phosphate (CAS 5574-97-0) 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
dihydrogen phosphate;tetrabutylazanium
InChIKey
ARRNBPCNZJXHRJ-UHFFFAOYSA-M
SMILES
CCCC[N+](CCCC)(CCCC)CCCC.OP(=O)(O)[O-]
Synonyms (11)
- TBAP
- TETRABUTYLAMMONIUM PHOSPHATE
- Tetranbutylammonium phosphate
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