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CAS 803-17-8

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Tris(4-methoxyphenyl)phosphine oxide

Description:
Tris(4-methoxyphenyl)phosphine oxide, with the CAS number 803-17-8, is an organophosphorus compound characterized by its three 4-methoxyphenyl groups attached to a central phosphorus atom, which is also bonded to an oxygen atom, forming a phosphine oxide. This compound typically appears as a white to light yellow solid and is known for its stability and solubility in organic solvents. It exhibits properties such as good thermal stability and moderate polarity, making it useful in various applications, including as a ligand in coordination chemistry and as a reagent in organic synthesis. The presence of methoxy groups enhances its electron-donating ability, which can influence its reactivity and interactions with other chemical species. Additionally, Tris(4-methoxyphenyl)phosphine oxide can be utilized in the development of materials and in the field of catalysis, where it may facilitate certain chemical transformations. Its unique structure and functional groups contribute to its versatility in chemical applications.
Formula:C21H21O4P
InChI:InChI=1/C21H21O4P/c1-23-16-4-10-19(11-5-16)26(22,20-12-6-17(24-2)7-13-20)21-14-8-18(25-3)9-15-21/h4-15H,1-3H3
InChI key:InChIKey=KSTMQPBYFFFVFI-UHFFFAOYSA-N
SMILES:P(=O)(C1=CC=C(OC)C=C1)(C2=CC=C(OC)C=C2)C3=CC=C(OC)C=C3
Synonyms:
  • Tris-p-anisylphosphine oxide
  • Tris(4-methoxyphenyl)phosphine oxide
  • Tris(p-methoxyphenyl)phosphine oxide
  • Phosphine oxide, tris(4-methoxyphenyl)-
  • Phosphine oxide, tris(p-methoxyphenyl)-
  • Tris(4-methoxyphenyl)phosphine oxide
  • phosphorane, tris(4-methoxyphenyl)-, oxide
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