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Merck
CN

8.18858

Tetra-n-butylammonium hydrogen sulfate

for synthesis

Synonym(s):

Tetra-n-butylammonium hydrogen sulfate

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About This Item

Empirical Formula (Hill Notation):
C16H37NO4S
CAS Number:
Molecular Weight:
339.53
UNSPSC Code:
12352107
EC Index Number:
251-068-5
NACRES:
NA.22
MDL number:
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Quality Segment

assay

≥98.0% (acidimetric)

form

crystals

pH

1-2 (20 °C, 100 g/L in H2O)

mp

168-174 °C

bulk density

650 kg/m3

storage temp.

2-30°C

SMILES string

[S](=O)(=O)([O-])[O-].[N+](CCCC)(CCCC)(CCCC)CCCC.[H+]

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

Application


  • Effective Oxidation Catalysis: It enhances the oxidation of benzylic and alkane C-H bonds under phase-transfer conditions, using Oxone as a terminal oxidant, indicating its role in improving oxidation reactions in organic chemistry (Cui et al., 2011).

  • Hydrogen Bonding Studies: The interaction of Tetra-n-butylammonium hydrogen sulfate with protic acids has been studied, providing insights into hydrogen bond-controlled adduct formation critical for molecular recognition processes in chemical engineering (Zakavi et al., 2010).

Analysis Note

Assay (acidimetric): ≥ 98.0 %
Melting range (lower value): ≥ 167 °C
Melting range (upper value): ≤ 173 °C
Identity (IR): passes test


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

WGK 2

flash_point_f

348.1 °F - closed cup

flash_point_c

175.6 °C - closed cup



Certificates of Analysis (COA)

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