Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

93299

Supelco

Tris(2-ethylhexyl) phosphate

Selectophore™, ≥99.0%

Synonym(s):

‘Trioctyl’ phosphate

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
[CH3(CH2)3CH(C2H5)CH2O]3P(O)
CAS Number:
78-42-2
Molecular Weight:
434.63
Beilstein:
1715839
EC Number:
201-116-6
MDL number:
MFCD00009491
UNSPSC Code:
26111700
PubChem Substance ID:
329770220
NACRES:
NB.61

grade

for ion-selective electrodes

Quality Level

200

vapor pressure

2.1 mmHg ( 20 °C)

product line

Selectophore™

Assay

≥99.0% (GC)
≥99.0%

form

liquid

refractive index

n20/D 1.443
n20/D 1.444 (lit.)

bp

215 °C/4 mmHg (lit.)

density

0.92 g/mL at 20 °C (lit.)

suitability

corresponds to standard for filter test

SMILES string

CCCCC(CC)COP(=O)(OCC(CC)CCCC)OCC(CC)CCCC

InChI

1S/C24H51O4P/c1-7-13-16-22(10-4)19-26-29(25,27-20-23(11-5)17-14-8-2)28-21-24(12-6)18-15-9-3/h22-24H,7-21H2,1-6H3

InChI key

GTVWRXDRKAHEAD-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

General description

Visit our Sensor Applications portal to learn more.

Application

Plasticizer for solvent polymeric membrane electrodes.
Tris(2-ethylhexyl) phosphate may be used as an extractant in the extraction of scandium(III) and yttrium(III) from salicylate media.

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315

Hazard Classifications

Skin Irrit. 2

Storage Class Code

10 - Combustible liquids

WGK

WGK 2

Flash Point(F)

338.0 °F

Flash Point(C)

170 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
WXBF2754V
BCCG2995
BCCK1448
BCCD3689
BCCC9479

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library

Separation of scandium (III) and yttrium (III) by tris (2-ethylhexyl) phosphate (TEHP).
Chhatre HM and Shinde MV
Talanta, 47(2), 413-419 (1998)
Michihiro Kamijima et al.
[Nihon koshu eisei zasshi] Japanese journal of public health, 52(12), 1021-1031 (2006-02-07)
2-Ethyl-1-hexanol (2E1H) is a volatile organic compound (VOC) which seldom attracts attention in Japan. This study aimed at clarifying changes in its concentration over time, emission sources, and students' symptoms in classrooms of a university building where indoor air was
W M Kluwe
Environmental health perspectives, 65, 271-278 (1986-03-01)
Chronic toxicity and carcinogenicity studies of several phthalic acid esters (PAEs) and compounds containing a 2-ethylhexyl moiety were conducted in Fischer 344 rats and B6C3F1 (hybrid) mice. The compounds studied were phthalic anhydride, di(2-ethylhexyl) phthalate, butyl benzyl phthalate, diallyl phthalate
M B Gholivand et al.
Analytica chimica acta, 584(2), 302-307 (2007-03-28)
A novel potentiometric zirconium--PVC matrix membrane sensor incorporating bis(diphenylphosphino) ferrocene as an electroactive material and tris(2-ethylhexyl)phosphate as solvent mediator is described. In mixed acetate buffer solution of pH 4.8, the sensor displays a rapid and linear response for zirconium ion
Y Liu et al.
Solid state nuclear magnetic resonance, 2(6), 289-306 (1993-12-01)
31P Hahn spin echo line shape and proton line shape experiments are reported on bisphenol A polycarbonate (BPAPC)-tris(2-ethylehexyl)phosphate (TOP) systems to study the concentration and temperature dependence of the local dynamics. In an earlier 31P line shape study a lattice

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service