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Diphosphorous acid, P,P,P′,P′-tetraethyl ester

Diphosphorous acid, P,P,P′,P′-tetraethyl ester structure

CAS No:
21646-99-1
Formula:
C8H20O5P2
Chemical Name:
Diphosphorous acid, P,P,P′,P′-tetraethyl ester
Synonyms:
Diphosphorous acid,P,P,P′,P′-tetraethyl ester;Pyrophosphorous acid,tetraethyl ester;Diphosphorous acid,tetraethyl ester;Ethyl pyrophosphite;Tetraethyl pyrophosphite;Tetraethyl diphosphite
Categories:
Organic Chemistry > Phosphines

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Description

clear colorless liquid

Diphosphorous acid, P,P,P′,P′-tetraethyl ester Basic Attributes

Molecular Weight：

258.19

Exact Mass：

258.19

EC Number：

244-494-8

DSSTox ID：

DTXSID20176034

Characteristics

PSA：

46.2

XLogP3：

3.60280

Density：

1.0748 g/cm³ @ Temp: 0 °C

Boiling Point：

82-83 °C

Flash Point：

>230 °F

Refractive Index：

n20/D 1.434(lit.)

Vapor Pressure：

0.0674mmHg at 25°C

Safety Information

Transport codes：

NONH for all modes of transport

wgk germany：

hazard class code：

36/37/38

safety instructions：

26-36

Marks：

Precautionary statement(s)：

P261-P305 + P351 + P338

Hazard Statements：

H315-H319-H335

GHS Classification：

|Warning|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 38 companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Computed Properties

Molecular Weight:258.19
XLogP3:1.5
Hydrogen Bond Acceptor Count:5
Rotatable Bond Count:10
Exact Mass:258.07859773
Monoisotopic Mass:258.07859773
Topological Polar Surface Area:46.2
Heavy Atom Count:15
Complexity:112
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Synthesis Route

2303-76-6

2303-76-6

814-49-3

679-37-8

2303-76-6

682-24-6

107-49-3

Latest News on Diphosphorous acid, P,P,P′,P′-tetraethyl ester

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Guide of Diphosphorous acid, P,P,P′,P′-tetraethyl ester

Description
Basic Attributes
Characteristics
Safety Information
Computed Properties
Synthesis Route
Latest News
Learn More Other Chemicals

Diphosphorous acid, P,P,P′,P′-tetraethyl ester

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