Bis(dicyclohexylphosphino)ethane

Bis(dicyclohexylphosphino)ethane
Names

Other names dcpe
Identifiers
CAS Number	23743-26-2
ChemSpider	465407
Jmol interactive 3D	Image
PubChem	534202
InChI InChI=1S/C26H48P2/c1-5-13-23(14-6-1)27(24-15-7-2-8-16-24)21-22-28(25-17-9-3-10-18-25)26-19-11-4-12-20-26/h23-26H,1-22H2 Key: BOUYBUIVMHNXQB-UHFFFAOYSA-N InChI=1/C26H48P2/c1-5-13-23(14-6-1)27(24-15-7-2-8-16-24)21-22-28(25-17-9-3-10-18-25)26-19-11-4-12-20-26/h23-26H,1-22H2 Key: BOUYBUIVMHNXQB-UHFFFAOYAM
SMILES C1CCC(CC1)P(CCP(C2CCCCC2)C3CCCCC3)C4CCCCC4
Properties
Chemical formula	C₂₆H₄₈P₂
Molar mass	422.61
Appearance	white solid
Melting point	96–97 °C (205–207 °F; 369–370 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

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.^[1]

References

↑ Sowa, J. R., Jr., Zanotti, V., Facchin, G., Angelici, R. J., "Calorimetric studies of the heats of protonation of the metal in Fe(CO)₃(bidentate phosphine, arsine) complexes: effects of chelate ligands on metal basicity", J. Am. Chem. Soc. 1992, 114, 160. doi:10.1021/ja00027a023

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