Preparation of Stable Alkyl Complexes of Ni(I) and Their One-Electron Oxidation to Ni(II) Complex Cations
Kristina D. Kitiachvili; Daniel J. Mindiola; Gregory L. Hillhouse; Journal of the American Chemical Society 126 (2004) 10554–10555; doi:10.1021/ja047052z

data_4112899
_publ_section_title
;
 Preparation of Stable Alkyl Complexes of Ni(I) and Their One-Electron
 Oxidation to Ni(II) Complex Cations
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10554
_journal_page_last               10555
_journal_paper_doi               10.1021/ja047052z
_journal_volume                  126
_journal_year                    2004
_chemical_formula_sum            'C22 H50 Ni P2 Si'
_chemical_formula_weight         463.377
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 91.0930(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.7734(5)
_cell_length_b                   15.7513(9)
_cell_length_c                   18.5648(11)
_cell_measurement_temperature    373(2)
_cell_volume                     2565.0(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.959
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0313
_diffrn_reflns_av_sigmaI/netI    0.0464
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            15836
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    0.933
_exptl_absorpt_correction_T_max  0.9291
_exptl_absorpt_correction_T_min  0.8500
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   empirical
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.200
_exptl_crystal_description       block
_exptl_crystal_F_000             1016
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.680
_refine_diff_density_min         -0.678
_refine_diff_density_rms         0.081
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.046
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         6122
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.046
_refine_ls_R_factor_all          0.0459
_refine_ls_R_factor_gt           0.0392
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0539P)^2^+0.9265P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1039
_refine_ls_wR_factor_ref         0.1076
_reflns_number_gt                5277
_reflns_number_total             6122
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja047052zsi20040719_033007.cif
_cod_data_source_block           kristinm
_cod_database_code               4112899