Tetra-''n''-butylammonium bromide

Tetra-n-butylammonium bromide
Names

IUPAC name Tetra-n-butylammonium bromide
Other names TBAB
Identifiers
CAS Number	1643-19-2^Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:51993^Y
ChemSpider	66843^Y
ECHA InfoCard	100.015.182
EC Number	216-699-2
PubChem CID	74236
InChI InChI=1S/C16H36N.BrH/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;/h5-16H2,1-4H3;1H/q+1;/p-1^Y Key: JRMUNVKIHCOMHV-UHFFFAOYSA-M^Y InChI=1/C16H36N.BrH/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;/h5-16H2,1-4H3;1H/q+1;/p-1 Key: JRMUNVKIHCOMHV-REWHXWOFAC
SMILES [Br-].CCCC[N+](CCCC)(CCCC)CCCC
Properties
Chemical formula	C₁₆H₃₆BrN
Molar mass	322.368 g/mol
Appearance	White solid
Melting point	103 °C (217 °F; 376 K) Decomposes at 133C^[1]
Hazards
Main hazards	Harmful
R-phrases (outdated)	R20 R22 R36 R37 R38
S-phrases (outdated)	S26 S36
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Y verify (what is ^YN ?)
Infobox references

Tetra-n-butylammonium bromide (TBAB) is a quaternary ammonium salt with a bromide counterion commonly used as a phase transfer catalyst.^[2] It is used to prepare many other tetrabutylammonium salts via salt metathesis reactions.

References

↑ Applied Catalysis A: General 241 (2003) 227–233
↑ Henry J. Ledon (1988). "Diazo transfer by means of phase-transfer catalysis: di-tert-butyl diazomalonate". Org. Synth. ; Coll. Vol., 6, p. 414

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