Cl3P
137.33 g/mol
Industrial ChemicalDanger
PHOSPHORUS TRICHLORIDE
CAS7719-12-2EC231-749-3
Category
Industrial Chemical
Compound Class
Other
Primary Use
Chemical intermediate for pesticides and plastics
Phosphorus trichloride is a colorless or slightly yellow fuming liquid with a pungent, irritating odor. It is highly toxic and corrosive, causing severe burns upon contact, and reacts with water to release hydrochloric acid fumes.
Production of pesticidesManufacture of plasticizersSynthesis of gasoline additives
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Controlled substances
Substances on this list are tightly controlled under chemical-weapons or precursor regulations. ChemAbout does not facilitate their procurement; this page is a compliance reference only.
CAS 7719-12-2
Related Compounds
ReferenceSame Category
Potassium permanganate
CAS7722-64-7
oxidizing agent for disinfection and bleaching
ReferenceSame Category
Hydrogen peroxide
CAS7722-84-1
Disinfectant and bleaching agent
ReferenceSame Category
3,5-Dichloro-4-fluorobenzotrifluoride
CAS77227-81-7
Chemical intermediate for synthesis
ReferenceSame Category
Phosphorus
CAS7723-14-0
Production of phosphoric acid and phosphates
Safety Reference
Danger
H300Fatal if swallowed
H314Causes severe skin burns and eye damage
H330Fatal if inhaled
H373May cause damage to organs through prolonged or repeated exposure
H290May be corrosive to metals
H312Harmful in contact with skin
H318Causes serious eye damage
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H260In contact with water releases flammable gases which may ignite spontaneously
Customs Tariff Classification
The international HS code for PHOSPHORUS TRICHLORIDE (CAS 7719-12-2) is 2812.13.
HS code (international, 6-digit)
2812.13
EU CN code (8-digit)
2812 13 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
trichlorophosphane
InChIKey
FAIAAWCVCHQXDN-UHFFFAOYSA-N
SMILES
P(Cl)(Cl)Cl
Synonyms (27)
- Chloride of phosphorus
- Fosforo(tricloruro di)
- Fosfortrichloride
- Fosfortrichloride [Dutch]
- PHOSPHORUS TRICHLORIDE
- Phosphine, trichloro-
- Phosphore(trichlorure de)
- Phosphorous chloride
- Phosphorous trichloride
- Phosphorous(III) chloride
- Phosphortrichlorid
- Phosphortrichlorid [German]
- Phosphorus chloride (Cl6P2)
- Phosphorus chloride (PCl3)
- Phosphorus trichloride, CP
- Phosphorus(III) chloride
- Trichlorophosphine
- Trojchlorek fosforu
- Trojchlorek fosforu [Polish]
- phosphorus (III) trichloride
- trichloridophosphorus
- trichlorophosphane