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dicyclohexyl(2-dicyclohexylphosphanylethyl)phosphane

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Origin: China

Cas No: 23743-26-2

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 23743-26-2 Formula: C26H48P2 Molecular Weight: 422.60700

Description

Bis(dicyclohexylphosphino)ethane, abbreviated dcpe, is an organophosphorus compound with the formula (C6H11)2PCH2CH2P(C6H11)2. It is a white solid that is soluble in nonpolar organic solvents. The compound is used as a bulky and highly basic diphosphine ligand in coordination chemistry.

Basic Info

Chemical Name	dicyclohexyl(2-dicyclohexylphosphanylethyl)phosphane
Synonyms	1,2-Bis(dicyclohexylphosphino)ethane; 1,2-bis(dicyclohexylphosphanyl)ethane; Bis(1,2-dicyclohexylphosphino)ethane; 1,2-bis(dicyclohexanephosphino)ethane; 1,2-Ethanediylbis[dicyclohexyl]phosphine Ethylenebis(dicyclohexylphosphine); Ethylenebis(dicyclohexylphosphine); ethane-1,2-diylbis(dicyclohexylphosphane); 1,2-Ethanediylbis[dicyclohexyl]phosphine;
CAS No.	23743-26-2
Molecular Formula	C26H48P2
Molecular Weight	422.60700
PSA	27.18000
LogP	9.28100

Properties

Appearance & Physical State	white powder
Boiling Point	528.3ºC at 760mmHg
Melting Point	92.5-96.5ºC(lit.)
Flash Point	290.6ºC
Vapor Pressure	1.02E-10mmHg at 25°C

Safety Info

Hazard Class	4.1
Safety Statements	37/39-26
HS Code	2902199090
Packing Group	II
WGK Germany	3
RIDADR	UN1325
Risk Statements	R36/37/38
Hazard Codes	Xi
Hazard Declaration	H315; H318; H335; H413
Symbol	GHS05, GHS07
Caution Statement	P261; P280; P305 + P351 + P338
Signal Word	Danger

Synthesis Route

1,2-dibromoethane+dicyclohexylphosphane→dicyclohexyl(2-dicyclohexylphosphanylethyl)phosphane
ethane-1,2-diylbis(dicyclohexylphosphine oxide)→dicyclohexyl(2-dicyclohexylphosphanylethyl)phosphane
1,2-Dichloroethane+lithium dicyclohexylphosphide→dicyclohexyl(2-dicyclohexylphosphanylethyl)phosphane

Precursor

1,2-Dichloroethane
ethane-1,2-diylbis(dicyclohexylphosphine oxide)
dicyclohexylphosphane
lithium dicyclohexylphosphide

Downstream Product

[1,2-Bis(dicyclohexylphosphino)ethane]palladium(II) chloride

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