Compound Q&A

What are the physical and chemical properties of Trioctylphosphine oxide (CAS: 78-50-2)?

Answer

Trioctylphosphine oxide
Trioctylphosphine oxide (TOPO, CAS: 78-50-2) is a colorless to slightly yellow oily liquid. It has a molecular weight of approximately 382.51 g/mol and is soluble in organic solvents like methanol, ethanol, and acetone. It is slightly reactive with strong oxidizing agents and basic reagents. Its high solubility and thermal stability make it useful in various chemical applications.

About

CAS No 78-50-2
English Name Trioctylphosphine oxide
Molecular Formula C24H51OP
Molecular Weight 386.6 g/mol
SMILES CCCCCCCCP(=O)(CCCCCCCC)CCCCCCCC
InChIKey ZMBHCYHQLYEYDV-UHFFFAOYSA-N
Last Updated: 2025-09-07 10:19

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