Triphenylphosphine
Agent Name
Triphenylphosphine
CAS Number
603-35-0
Formula
C18-H15-P
Major Category
Other Classes
Synonyms
PP 360; Phosphine, triphenyl-; Trifenylfosfin [Czech]; Triphenyl phosphine; Triphenylphosphane; Triphenylphosphide; Triphenylphosphorus; [ChemIDplus]
Category
Phosphorus Compounds
Description
Odorless solid; Triboluminescent (emits light when fractured); [Merck Index] White odorless solid; [ICSC] White crystalline solid; [MSDSonline]
Sources/Uses
Used as a polymerization initiator and an intermediate to make pharmaceuticals, phosphonium salts, and other phosphorus compounds; [HSDB]
Comments
Decomposed by heating forming phosphine and phosphorous oxides; A skin, eye, and respiratory tract irritant; [ICSC] Causes convulsions at lethal doses in animal experiments; [RTECS] A strong reducing agent; [CAMEO] Harmful if ingested; May cause skin sensitization; [Aldrich MSDS] See "Phosphine."
Biomedical References
Exposure Assessment
MAK
2 mg/m3, inhalable fraction
Lethal Concentration
LC50 (rat) = 1,135 ppm/4h
NFPA
must be preheated
Adverse Effects
Neurotoxin
Other CNS neurotoxin
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.