Diethyl [(diethoxyphosphanyl)oxy]phosphonite

BGC Id:	974145975140
CAS No:	21646-99-1
Synonyms:	oxybis(phosphonous acid diethyl) ester ; tetraethyl pyrophosphite,93%,tech. ; bis(diethoxyphosphino) ether ; tetraethyl pyrophosphite ; oxybis(diethoxyphosphine) ; tetraethyl pyrophosphite, tech., 93% ; bis(phosphorous acid diethyl)anhydride ; tetraethyl pyrophosphite 96% ; diphosphorous acid tetraethyl ester
Molecular Formula:	C8H20O5P2
Molecular Weight:	258.19
EINECS:

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Identify

Synonyms:

oxybis(phosphonous acid diethyl) ester ; tetraethyl pyrophosphite,93%,tech. ; bis(diethoxyphosphino) ether ; tetraethyl pyrophosphite ; oxybis(diethoxyphosphine) ; tetraethyl pyrophosphite, tech., 93% ; bis(phosphorous acid diethyl)anhydride ; tetraethyl pyrophosphite 96% ; diphosphorous acid tetraethyl ester

CAS:

21646-99-1

EINECS:

Molecular Formula:

C8H20O5P2

MDL:

Properties

Molecular Weight:

258.19 g·mol−1

Density:

1.057 g/mL at 25 °C(lit.)

Boiling point:

79-81 °C1 mm Hg(lit.)

Flash point:

>230 ºF

Physical Description:

clear colorless liquid

Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

36/37/38 (R)

Safety Codes:

26-36 (S)

WGK Germany:

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In addition to the providers presented here for Diethyl [(diethoxyphosphanyl)oxy]phosphonite with the CAS number 21646-99-1, there are other 5 providers with slightly different product names available for this CAS number.

Tetraethyl pyrophosphite

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