Tributylphosphine
Agent Name
Tributylphosphine
CAS Number
998-40-3
Formula
C12-H27-P
Major Category
Other Classes
Synonyms
Phosphine, tributyl-; Tri-n-butylphosphine; Tributylfosfin [Czech]; Tributylphosphane; Tris(butyl)phosphine; [ChemIDplus] Butylphosphine; [EPA OHM/TADS] TBP; P(n-Bu)3; [Sigma-Aldrich MSDS] UN3254
Category
Phosphorus Compounds
Description
Colorless to yellowish liquid with a strong odor like garlic; [CAMEO] Clear colorless liquid; [Sigma-Aldrich MSDS]
Sources/Uses
Used as a polymerization cross-linking catalyst, organic intermediate, and as a catalyst component for hydrogenation in the petroleum industry; [EPA OHM/TADS]
Comments
Pyrophoric; May ignite on contact with water or moisture; [CAMEO] Causes burns; [EPA OHM/TADS] Pyrophoric; Reacts violently with water; Causes burns and lachrymation; Inhalation may cause corrosive injuries to upper respiratory tract; Harmful by ingestion and skin absorption; [Sigma-Aldrich MSDS] See "Triphenylphosphine" and "tert-Butylphosphine."
Biomedical References
Exposure Assessment
Explanatory Notes
Vapor pressure = 16 mm Hg at 121 deg C; [EPA OHM/TADS]
NFPA
may ignite at ambient temp
Adverse Effects
Lachrymator
Yes
Dermatotoxin
Skin burns
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: