Phosphine, di-tert-butyl-

Modify Date: 2025-08-20 12:13:35

Phosphine, di-tert-butyl- Structure
Phosphine, di-tert-butyl- structure
Common Name Phosphine, di-tert-butyl-
CAS Number 819-19-2 Molecular Weight 146.210
Density 0.79 g/mL at 25ºC(lit.) Boiling Point 165.1±9.0 °C at 760 mmHg
Molecular Formula C8H19P Melting Point -17°C
MSDS Chinese USA Flash Point -18.3±0.0 °C
Symbol GHS02 GHS05
GHS02, GHS05
Signal Word Danger

 Names

Name DI-T-Butylphosphine
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.79 g/mL at 25ºC(lit.)
Boiling Point 165.1±9.0 °C at 760 mmHg
Melting Point -17°C
Molecular Formula C8H19P
Molecular Weight 146.210
Flash Point -18.3±0.0 °C
Exact Mass 146.122437
PSA 13.59000
LogP 3.26190
Vapour Pressure 2.5±0.3 mmHg at 25°C
Storage condition Flammables area
Stability Stability Pyrophoric - spontaneously combustible in air. Highly flammable. Note low flashpoint. Air-sensitive. Incompatible with oxidizing agents.

 Safety Information

Symbol GHS02 GHS05
GHS02, GHS05
Signal Word Danger
Hazard Statements H225-H250-H314
Precautionary Statements P210-P222-P231-P280-P305 + P351 + P338-P422
Personal Protective Equipment Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes F: Flammable;C: Corrosive;
Risk Phrases R17
Safety Phrases S16
RIDADR UN 2845 4
WGK Germany 3
Packaging Group I
Hazard Class 4.2

 Synthetic Route

 Synonyms

ditert-butylphosphane
MFCD00134241
Bis(2-methyl-2-propanyl)phosphine
Phosphine, di-tert-butyl-
Phosphine, bis(1,1-dimethylethyl)-
Di-tert-butyl-phosphane
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