21646-99-1

21646-99-1 structure
21646-99-1 structure

Name diethoxyphosphanyl diethyl phosphite
Synonyms EINECS 244-494-8
MFCD00009082
diphosphorous acid tetraethyl ester
tetraethyldiphosphite
TETRAethylpyROPHOSPHITE
Density 1.057 g/mL at 25 °C(lit.)
Boiling Point 237.9ºC at 760mmHg
Molecular Formula C8H20O5P2
Molecular Weight 258.18900
Flash Point 115.2ºC
Exact Mass 258.07900
PSA 73.33000
LogP 3.60280
Vapour Pressure 0.0674mmHg at 25°C
Index of Refraction n20/D 1.434(lit.)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xi: Irritant;
Risk Phrases 36/37/38
Safety Phrases S24/25
RIDADR NONH for all modes of transport
WGK Germany 3