Compound: [PF3]

Owner Referee Record added Record modified CAS Registry MolBase ID MolBase status
Lauren Povey Mike Ward 19 Feb 2004 20:12 19 Feb 2004 20:28 466 Accepted

Phosphorus trifluoride

Compound formula

Central atom Formula Structural formula Isomer label Charge Formula weight Specific rotation label Absolute rotation label
phosphorus (P) F3P1 [PF3] 0 87.969

Classification for P

This compound is regarded as a discrete molecular species.

Oxidation number MLXZ class Coordination number (CN) Donor set Total valence electron count VE configuration Magnetism Block
3 MX3 3 F3 8 s2 diamagnetic p

Contributed properties

Geometry about P Point group Distortion type Physical state Colour Melting point
tetrahedral (1 lone pair) (4) gas Colourless/white not given


Phosphorus trifluoride is a colourless and odourless gas. It is a poisonous gas which has the ability to form complexes with metals, its toxicity arising from a complex formed with haemoglobin. It also reacts with Lewis acids su

Key references

  1. Housecroft, C.E.; Sharpe, A.G. in Inorganic Chemistry, (2001), Prentice Hall, page 329.

3D structure


Unlike other Phosphorus halides, Phosphorus trifluoride must be made by a reaction of Phosphorus trichloride with Arsenic trifluoride.


No reactions yet entered.

Other calculated properties

Element percentages

    F     64.79%
    P     35.21%

Isotope pattern

      88  100.00  __________________________________________________