Metal-Ligand Synergistic Effects in the Complex Ni(η2-TEMPO)2: Synthesis, Structures, and Reactivity
Derek Isrow; Nathan J. DeYonker; Anjaneyulu Koppaka; Perry J. Pellechia; Charles Edwin Webster; Burjor Captain; Inorganic Chemistry 52 (2013) 13882–13893; doi:10.1021/ic401296f

data_4336953
_publ_section_title
;
 Metal-Ligand Synergistic Effects in the Complex Ni(\h2-TEMPO)2:
 Synthesis, Structures, and Reactivity
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              13882
_journal_page_last               13893
_journal_paper_doi               10.1021/ic401296f
_journal_volume                  52
_journal_year                    2013
_chemical_formula_sum            'C58 H90 N4 Ni2 O4'
_chemical_formula_weight         1024.76
_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                 101.3960(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   13.7972(7)
_cell_length_b                   10.8726(6)
_cell_length_c                   18.9646(9)
_cell_measurement_reflns_used    6347
_cell_measurement_temperature    100
_cell_measurement_theta_max      28.28
_cell_measurement_theta_min      2.17
_cell_volume                     2788.8(2)
_computing_cell_refinement       'SAINT+  V7.46A (Bruker, 2007)'
_computing_data_collection       'APEX2 v2.2-0 (Bruker, 2007)'
_computing_data_reduction        'SAINT+  V7.46A (Bruker, 2007)'
_computing_molecular_graphics    'XSHELL v4.02 (Bruker, 2000)'
_computing_publication_material  'XCIF v6.12 (Bruker, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX2 CCD diffractometer'
_diffrn_measurement_method       'omega scans'
_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  0.0424
_diffrn_reflns_av_sigmaI/netI    0.0371
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            27734
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         2.17
_exptl_absorpt_coefficient_mu    0.722
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.6645
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS 2007/4 Bruker)'
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    1.220
_exptl_crystal_description       Plate
_exptl_crystal_F_000             1108
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.247
_refine_diff_density_min         -0.422
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     315
_refine_ls_number_reflns         6729
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0524
_refine_ls_R_factor_gt           0.0376
_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^)+(0.0438P)^2^+2.0458P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0895
_refine_ls_wR_factor_ref         0.0979
_reflns_number_gt                5391
_reflns_number_total             6729
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic401296f_si_002_8.cif
_cod_data_source_block           compound_9
_cod_database_code               4336953