Structure via PubChem · Public domain (PubChem)
phosphorus trichloride
Sign in to saveAlso known as phosphorus(III) chloride, phosphorous chloride
chemical compound
Chemical data
- Formula
- Cl3P
- Molecular weight
- 137.33 g/mol
- IUPAC name
- trichlorophosphane
- SMILES
- P(Cl)(Cl)Cl
- InChIKey
- FAIAAWCVCHQXDN-UHFFFAOYSA-N
- XLogP
- 2.3
- Polar surface area
- 0 Ų
- H-bond donors
- 0
- H-bond acceptors
- 0
- Formal charge
- 0
via PubChem
Wikidata facts
- Has part
- phosphorus
- Mass
- 135.88
- Image
- Phosphorus trichloride 25ml.jpg
Show 13 more facts
- Commons category
- Phosphorus trichloride
- NIOSH Pocket Guide ID
- 0511
- density
- 1.58
- immediately dangerous to life or health
- 140.5
- melting point
- -112
- boiling point
- 2
- vapor pressure
- 100
- ionization energy
- 9.91
- time-weighted average exposure limit
- 3
- short-term exposure limit
- 3
- chemical formula
- Cl₃P
- canonical SMILES
- P(Cl)(Cl)Cl
- electric dipole moment
- 0.56
via Wikidata · CC0
~10 min read
Encyclopedic overview
Phosphorus trichloride is an inorganic compound with the chemical formula PCl3. A colorless liquid when pure, it is an important industrial chemical, being used for the manufacture of phosphites and other organophosphorus compounds. It is toxic and reacts readily with water or air to release hydrogen chloride fumes.
History
Excerpted from Wikipedia’s “phosphorus trichloride” article, available under the CC BY-SA 4.0 licence.