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791784

Sigma-Aldrich

Tetrabutylammonium hydrogensulfate

anhydrous, free-flowing, Redi-Dri, 97%

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Synonym(s):
Tetrabutylammonium bisulfate
Linear Formula:
(CH3CH2CH2CH2)4N(HSO4)
CAS Number:
Molecular Weight:
339.53
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

grade

anhydrous

Quality Level

product line

Redi-Dri

assay

97%

form

crystals

quality

free-flowing

mp

169-171 °C (lit.)

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
1558378686886853
Tetrabutylammonium hydrogensulfate anhydrous, free-flowing, Redi-Dri™, 97%

791784

Tetrabutylammonium hydrogensulfate

Tetrabutylammonium hydrogensulfate 97%

155837

Tetrabutylammonium hydrogensulfate

Tetrabutylammonium bisulfate puriss., ≥99.0% (T)

86868

Tetrabutylammonium bisulfate

Tetrabutylammonium bisulfate suitable for ion pair chromatography, LiChropur™, ≥99.0%

86853

Tetrabutylammonium bisulfate

assay

97%

assay

97%

assay

≥99.0% (T)

assay

≥99.0% (T)

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

100

grade

anhydrous

grade

-

grade

-

grade

-

mp

169-171 °C (lit.)

mp

169-171 °C (lit.)

mp

169-173 °C

mp

171-174 °C

product line

Redi-Dri

product line

-

product line

-

product line

-

General description

Tetrabutylammonium bisulfate(TBAHS), a quaternary ammonium salt, is a phase-transfer reagent. It severs as cocatalyst, additive, acid, also as ion-paring agent.

Application

Tetrabutylammonium hydrogensulfate is used as a cocatalyst in the synthesis of propionic acid and the ketones by hydrocarboxylation of ethylene.

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC
Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

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


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