The title compound, [Mo(CO)(4){P(C6H11)(3)}(2)], has crystallographic
inversion symmetry and principal dimensions Mo-P 2.5436(9), Mo-C 2.020
(4) and 2.028 (3) Angstrom. The mean cone angle for the cyclohexyl-pho
sphine ligand is 155 degrees, compared with 146 degrees for the cis is
omer.