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Merck
CN

346187

Trioctylphosphine oxide

90%, technical grade, solid

Synonym(s):

(Oct)3PO, TOPO®

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About This Item

Linear Formula:
[CH3(CH2)7]3PO
CAS Number:
78-50-2
Molecular Weight:
386.63
NACRES:
NA.22
PubChem Substance ID:
24861379
UNSPSC Code:
12352119
EC Number:
201-121-3
MDL number:
MFCD00002083
Beilstein/REAXYS Number:
1796648

Key Documents

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Product Name

Trioctylphosphine oxide, technical grade, 90%

InChI key

ZMBHCYHQLYEYDV-UHFFFAOYSA-N

InChI

1S/C24H51OP/c1-4-7-10-13-16-19-22-26(25,23-20-17-14-11-8-5-2)24-21-18-15-12-9-6-3/h4-24H2,1-3H3

SMILES string

CCCCCCCCP(=O)(CCCCCCCC)CCCCCCCC

grade

technical grade

assay

90%

form

solid

bp

201-202 °C/2 mmHg (lit.)

mp

50-52 °C (lit.)

functional group

phosphine oxide

Quality Level

100

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Application

Used as an extraction or stabilizing agent; also useful as a capping ligand for the production of quantum dots such as CdSe.

Legal Information

TOPO is a registered trademark of Life Technologies

pictograms

Corrosion
GHS05

signalword

Danger

Hazard Classifications

Aquatic Chronic 3 - Eye Dam. 1 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

446.0 °F - closed cup

flash_point_c

230 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCV7903
MKCV4869
MKCL9660
MKCG4514
MKBV6061V

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Huwei Feng et al.
Frontiers in chemistry, 8, 266-266 (2020-05-07)
Quantum dot light-emitting diodes (QLEDs) have been considered as the most promising candidate of light sources for the new generation display and solid-state lighting applications. Especially, the performance of visible QLEDs based on II-VI quantum dots (QDs) has satisfied the
Wesley E Smith et al.
ACS nano, 6(11), 9475-9484 (2012-10-09)
Semiconductor quantum dots (Qdots) are a promising new technology with benefits in the areas of medical diagnostics and therapeutics. Qdots generally consist of a semiconductor core, capping shell, and surface coating. The semiconductor core of Qdots is often composed of
Shuang-Yuan Zhang et al.
Advanced materials (Deerfield Beach, Fla.), 24(32), 4369-4375 (2012-07-19)
The preparation of vertically or horizontally aligned self-assemblies of CoP nanowires is demonstrated for the first time by aging them in the reaction solution for a sufficient time at 20 or 0 °C. This strategy opens up a way for
Sanjeev Kumar Mahto et al.
Toxicology in vitro : an international journal published in association with BIBRA, 24(4), 1070-1077 (2010-04-07)
With the widespread use of quantum dots (QDs), the likelihood of exposure to QDs has been assumed to have increased substantially. Recently, QDs have been employed in numerous biological and medical applications. However, there is a lack of toxicological data
Raju Banda et al.
Journal of hazardous materials, 213-214, 1-6 (2012-02-18)
The separation and recovery of Mo and Co from the synthetic chloride leach liquors of petroleum refining catalyst has been investigated by employing TOPO and Alamine 308 as extractants. The synthetic leach liquor contained Mo 394 mg/L, Al 1782 mg/L
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