Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Phosphorus trichloride
RN: 7719-12-2
UNII: M97C0A6S8U
InChIKey: FAIAAWCVCHQXDN-UHFFFAOYSA-N

Classification Codes

  • Reportable Quantity (RQ) = 1000 lb
  • Threshold Planning Quantity (TPQ) = 1000 lb
  • TWA (0.2 ppm); STEL (0.5 ppm)
  • TWA 0.5 ppm (3 mg/m3)

Molecular Formula

  • Cl3-P

Molecular Weight

  • 137.333
 
* denotes mobile formatted website

Links to Resources


Search for this InChIKey on the Web

Names and Synonyms

Name of Substance

  • Phosphorus trichloride

Synonyms

  • EC 231-749-3
  • EINECS 231-749-3
  • Fosforo(tricloruro di)
  • Fosforo(tricloruro di) [Italian]
  • Fosfortrichloride
  • Fosfortrichloride [Dutch]
  • HSDB 1031
  • Phosphine, trichloro-
  • Phosphore(trichlorure de)
  • Phosphore(trichlorure de) [French]
  • Phosphorous chloride
  • Phosphorous trichloride
  • Phosphortrichlorid
  • Phosphortrichlorid [German]
  • Phosphorus chloride (Cl6P2)
  • Phosphorus chloride (PCl3)
  • Phosphorus trichloride
  • Trichlorophosphine
  • Trojchlorek fosforu
  • Trojchlorek fosforu [Polish]
  • UNII-M97C0A6S8U

Systematic Names

  • Phosphorous trichloride
  • Phosphorus chloride
  • Phosphorus trichloride

Superlist Names

  • Phosphorous trichloride
  • Phosphorus trichloride
  • Phosphorus trichloride [UN1809] [Poison]
  • UN1809

Registry Numbers

CAS Registry Number

  • 7719-12-2

FDA UNII

  • M97C0A6S8U

Other Registry Number

  • 11082-95-4

System Generated Number

  • 0007719122

Structure Descriptors

InChI

1S/Cl3P/c1-4(2)3

InChIKey

FAIAAWCVCHQXDN-UHFFFAOYSA-N

Smiles

P(Cl)(Cl)Cl

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LC50 inhalation 50ppm/4H (50ppm) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

BEHAVIORAL: IRRITABILITY

SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE
American Industrial Hygiene Association Journal. Vol. 25, Pg. 470, 1964.
mammal (species unspecified) LD50 oral 350mg/kg (350mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 39(4), Pg. 86, 1974.
rabbit LDLo skin 1260mg/kg (1260mg/kg) BEHAVIORAL: MUSCLE WEAKNESS

BLOOD: OTHER CHANGES

LIVER: CHANGE IN GALL BLADDER STRUCTURE OR FUNCTION
Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 1, Pg. 71, 1990.
rat LC50 inhalation 104ppm/4H (104ppm) LUNGS, THORAX, OR RESPIRATION: STRUCTURAL OR FUNCTIONAL CHANGE IN TRACHEA OR BRONCHI

BLOOD: HEMORRHAGE

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
American Industrial Hygiene Association Journal. Vol. 25, Pg. 470, 1964.
rat LD50 oral 18mg/kg (18mg/kg) LUNGS, THORAX, OR RESPIRATION: CHRONIC PULMONARY EDEMA

BEHAVIORAL: FOOD INTAKE (ANIMAL)

GASTROINTESTINAL: PERITONITIS
Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 1, Pg. 71, 1990.