A new aspect of nickel-catalyzed Grignard cross-coupling reactions: selective synthesis, structure, and catalytic behavior of a T-shape three-coordinate nickel(I) chloride bearing a bulky NHC ligand.
Miyazaki, Satoshi; Koga, Yuji; Matsumoto, Taisuke; Matsubara, Kouki; Chemical communications (Cambridge, England) 46 (2010) 1932–1934; doi:10.1039/b924716e

data_7105307
_publ_section_title
;
 A new aspect of nickel-catalyzed Grignard cross-coupling reactions:
 selective synthesis, structure, and catalytic behavior of a T-shape
 three-coordinate nickel(I) chloride bearing a bulky NHC ligand.
;
_journal_issue                   11
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              1932
_journal_page_last               1934
_journal_paper_doi               10.1039/b924716e
_journal_volume                  46
_journal_year                    2010
_chemical_formula_sum            'C60 H86 Cl N4 Ni'
_chemical_formula_weight         957.49
_chemical_name_systematic
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?
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_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.976(4)
_cell_length_b                   20.197(7)
_cell_length_c                   21.226(7)
_cell_measurement_reflns_used    14513
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.0
_cell_volume                     5563(3)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalStructure
_computing_molecular_graphics    'ORTEP III (Farrujia, 1998)'
_computing_publication_material  'SHELXL-97/2 (Sheldrick,1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SIR2002
_diffrn_ambient_temperature      123(2)
_diffrn_detector_area_resol_mean 7.31
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0900
_diffrn_reflns_av_sigmaI/netI    0.0861
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            45580
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.05
_exptl_absorpt_coefficient_mu    0.436
_exptl_absorpt_correction_T_max  0.9828
_exptl_absorpt_correction_T_min  0.9374
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.143
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2076
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.075
_refine_diff_density_min         -0.447
_refine_diff_density_rms         0.078
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.009(15)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.094
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     596
_refine_ls_number_reflns         12669
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.094
_refine_ls_R_factor_all          0.0878
_refine_ls_R_factor_gt           0.0691
_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^)+(0.0805P)^2^+2.5822P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1704
_refine_ls_wR_factor_ref         0.1820
_reflns_number_gt                10177
_reflns_number_total             12669
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b924716e.txt
_cod_data_source_block           2(hexane)
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_original_sg_symbol_H-M      P212121
_cod_database_code               7105307