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86868

Sigma-Aldrich

Tetrabutylammonium bisulfate

puriss., ≥99.0% (T)

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Synonym(s):
Tetrabutylammonium hydrogen sulfate
Linear Formula:
(CH3CH2CH2CH2)4N(HSO4)
CAS Number:
Molecular Weight:
339.53
Beilstein/REAXYS Number:
3599663
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

grade

puriss.

Quality Level

assay

≥99.0% (T)

form

crystals

mp

169-173 °C

solubility

H2O: soluble 10 % (w/v), clear, colorless

SMILES string

OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC

InChI

1S/C16H36N.H2O4S/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;1-5(2,3)4/h5-16H2,1-4H3;(H2,1,2,3,4)/q+1;/p-1

InChI key

SHFJWMWCIHQNCP-UHFFFAOYSA-M

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1 of 4

This Item
1558378685372453
vibrant-m

86868

Tetrabutylammonium bisulfate

vibrant-m

155837

Tetrabutylammonium hydrogensulfate

vibrant-m

86853

Tetrabutylammonium bisulfate

Quality Level

200

Quality Level

200

Quality Level

100

Quality Level

100

form

crystals

form

solid

form

crystals

form

liquid

solubility

H2O: soluble 10 % (w/v), clear, colorless

solubility

-

solubility

-

solubility

-

grade

puriss.

grade

-

grade

-

grade

-

mp

169-173 °C

mp

169-171 °C (lit.)

mp

171-174 °C

mp

-

General description

Tetrabutylammonium bisulfate, a quaternary ammonium salt, is a phase-transfer reagent.

Application

Tetrabutylammonium bisulfate may be employed in the following studies:
  • As a catalyst during the synthesis of β-amino alcohols and 1,2-diols.
  • As a phase transfer catalyst for the synthesis of asymmetrical ethers.
  • To compose the mobile phase for use in high performance liquid chromatographic (HPLC) analysis.

pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1

Storage Class

8A - Combustible, corrosive hazardous materials

wgk_germany

WGK 2

flash_point_f

348.1 °F - closed cup

flash_point_c

175.6 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves


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