Skip to Content
Merck

Key Documents

View All Documentation

791784

Tetrabutylammonium hydrogensulfate

anhydrous grade, 97%, Redi-Dri™, free-flowing, crystals

Synonym(s):

Tetrabutylammonium bisulfate

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
(CH3CH2CH2CH2)4N(HSO4)
CAS Number:
32503-27-8
Molecular Weight:
339.53
NACRES:
NA.21
PubChem Substance ID:
329768291
UNSPSC Code:
12352100
EC Number:
251-068-5
MDL number:
MFCD00011637
Assay:
97%
Grade:
anhydrous
Form:
crystals
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

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

grade

anhydrous

Quality Segment

100

product line

Redi-Dri™

assay

97%

form

crystals

quality

free-flowing

reaction suitability

core: ammonium

mp

169-171 °C (lit.)

application(s)

PFAS testing

functional group

amine

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

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

Still not finding the right product?

Explore all of our products under Tetrabutylammonium hydrogensulfate

pictograms

CorrosionExclamation mark
GHS05,GHS07

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

WGK 2

flash_point_f

348.1 °F - closed cup

flash_point_c

175.6 °C - closed cup

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library