Names | |
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Preferred IUPAC name
Tri(octyl)phosphane | |
Identifiers | |
3D model (JSmol)
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1776995 | |
ChemSpider | |
ECHA InfoCard | 100.022.940 |
PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C24H51P | |
Molar mass | 370.635498 |
Density | 0.831 g/mL |
Boiling point | 284 to 291 °C (543 to 556 °F; 557 to 564 K) at 50 mmHg |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Trioctylphosphine is an organophosphorus compound with the formula P(C8H17)3 sometimes abbreviated TOP.[1] It is usually encountered as a syrup. The compound is colorless.
Trioctylphosphine reacts with oxygen to form trioctylphosphine oxide. For this reason it is usually handled with air-free techniques.
TOP reacts with elemental selenium to give trioctylphosphine selenide (TOPSe), which is a reagent for the preparation of cadmium selenide and related semiconductors.[2] [3]