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Phosphorus trifluoride

Names IUPAC namesPhosphorus trifluoridePhosphorus(III) fluorideTrifluorophosphaneTrifluoridophosphorusPerfluorophosphaneOther names TrifluorophosphinePhosphorous fluorideTL-75Identifiers CAS Number7783-55-33D model (JSmol)Interactive imageChEBICHEBI:30205ChemSpider56416ECHA InfoCard100.029.098PubChemCID62665RTECS numberTH3850000UNII496073DYBFCompTox Dashboard(EPA)DTXSID6064826InChIInChI=1S/F3P/c1-4(2)3Key: WKFBZNUBXWCCHG-UHFFFAOYSA-NInChI=1/F3P/c1-4(2)3Key: WKFBZNUBXWCCHG-UHFFFAOYAKSMILESFP(F)FProperties Chemical formulaPF3Molar mass87.968971 g/mol Appearance colorless gas Density3.91 g/L, gas Melting point−151.5 °C (−240.7 °F; 121.6 K) Boiling point−101.8 °C (−151.2 °F; 171.3 K) Critical point (T, P) −2.05 °C (28.3 °F; 271.1 K); 42.73 standard atmospheres (4,329.6 kPa; 628.0 psi) Solubility in waterslow hydrolysis Structure Molecular shapeTrigonal pyramidalDipole moment1.03 DHazards NFPA 704 (fire diamond) 301Flash pointNon-flammable Related compounds Other anionsPhosphorus trichloridePhosphorus tribromidePhosphorus triiodidePhosphaneOther cationsNitrogen trifluorideArsenic trifluorideAntimony trifluorideBismuth trifluorideRelated ligandsCarbon monoxideRelated compoundsPhosphorus pentafluorideSupplementary data page Phosphorus trifluoride (data page)Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).Yverify ( ?)

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