Synthesis, Structures, and Norbornene Polymerization Behavior of Bis(aryloxide-N-heterocyclic carbene) Nickel Complexes
Kong, Yong; Cheng, Man; Ren, Hongping; Xu, Shansheng; Song, Haibin; Yang, Min; Liu, Binyuan; Wang, Baiquan; Organometallics 30 (2011) 1677–; doi:10.1021/om1011825

data_4064213
_publ_section_title
;
 Synthesis, Structures, and Norbornene Polymerization Behavior of
 Bis(aryloxide-N-heterocyclic carbene) Nickel Complexes
;
_journal_issue                   6
_journal_name_full               Organometallics
_journal_page_first              1677
_journal_paper_doi               10.1021/om1011825
_journal_volume                  30
_journal_year                    2011
_chemical_formula_sum            'C55 H72 Cl6 N4 Ni O2'
_chemical_formula_weight         1092.58
_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                 95(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.445(5)
_cell_length_b                   21.327(7)
_cell_length_c                   16.116(5)
_cell_measurement_reflns_used    13621
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      27.9
_cell_measurement_theta_min      1.6
_cell_volume                     5631(3)
_computing_cell_refinement       'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_data_collection       'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_publication_material  'CrystalStructure 3.7.0'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      113(2)
_diffrn_detector_area_resol_mean 7.31
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0458
_diffrn_reflns_av_sigmaI/netI    0.0605
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            26500
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.59
_exptl_absorpt_coefficient_mu    0.672
_exptl_absorpt_correction_T_max  0.9237
_exptl_absorpt_correction_T_min  0.8662
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.290
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Platelet
_exptl_crystal_F_000             2304
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.793
_refine_diff_density_min         -0.936
_refine_diff_density_rms         0.103
_refine_ls_extinction_coef       0.0051(7)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.099
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     660
_refine_ls_number_reflns         9871
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.101
_refine_ls_R_factor_all          0.1195
_refine_ls_R_factor_gt           0.1051
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0956P)^2^+29.8366P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2535
_refine_ls_wR_factor_ref         0.2637
_reflns_number_gt                8158
_reflns_number_total             9871
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om1011825_si_002.cif
_cod_data_source_block           r060510c
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        5627(3)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4064213