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87983

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Tetraoctylammonium nitrate

Selectophore, ≥99.0%

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Linear Formula:
[CH3(CH2)6CH2]4N(NO3)
CAS Number:
Molecular Weight:
528.89
Beilstein/REAXYS Number:
7108220
MDL number:
PubChem Substance ID:
NACRES:
NB.61

grade

for ion-selective electrodes

Quality Level

product line

Selectophore

assay

≥99.0% (NT)
≥99.0%

form

powder

impurities

≤0.05% halides (as bromide)

mp

112-114 °C

SMILES string

[O-][N+]([O-])=O.CCCCCCCC[N+](CCCCCCCC)(CCCCCCCC)CCCCCCCC

InChI

1S/C32H68N.NO3/c1-5-9-13-17-21-25-29-33(30-26-22-18-14-10-6-2,31-27-23-19-15-11-7-3)32-28-24-20-16-12-8-4;2-1(3)4/h5-32H2,1-4H3;/q+1;-1

InChI key

MJHKPBXGJMKYAY-UHFFFAOYSA-N

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Tetraoctylammonium nitrate Selectophore™, ≥99.0%

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87252

Tetradodecylammonium nitrate

Tridodecylmethylammonium nitrate Selectophore™, ≥99.0%

91664

Tridodecylmethylammonium nitrate

product line

Selectophore

product line

Selectophore

product line

Selectophore

product line

-

assay

≥99.0% (NT)

assay

≥99.0% (NT)

assay

≥99.0% (T)

assay

≥99.0% (qNMR)

form

powder

form

flakes

form

powder

form

crystals

impurities

≤0.05% halides (as bromide)

impurities

-

impurities

-

impurities

-

mp

112-114 °C

mp

103-105 °C

mp

-

mp

90-95 °C

General description

Tetraoctylammonium nitrate (TOAN) is an ionophore or recognition element mostly used in potentiometric sensors.
Visit our Sensor Applications portal to learn more.

Application

TOAN has been used as recognition element in formulating potentiometric membrane to develop an electronic tongue system for monitoring nitrogen species level in water samples.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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Anna González-Bellavista et al.
Analytica chimica acta, 577(1), 85-90 (2007-08-29)
To date, poly(vinyl chloride) (PVC) is the most used polymer in the design of ion selective electrode (ISE) membranes. This paper is focused on the use of sulfonated poly(ether ether ketone) (SPEEK) as an alternative material to PVC for the
Development and application of an electronic tongue for detection and monitoring of nitrate, nitrite and ammonium levels in waters.
Nu?ez, L., et al.
Microchemical Journal, Devoted to the Application of Microtechniques in All Branches of Science, 110, 273-279 (2013)
Antonio Calvo-López et al.
Analytica chimica acta, 995, 77-84 (2017-11-12)
The construction and evaluation of a Cyclic Olefin Copolymer (COC)-based continuous flow potentiometric microanalyzer to simultaneously monitor potassium, chloride and nitrate ions in samples from an on-board water recycling process expected to be installed in future manned space missions is

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