Ni(ii) and Fe(ii) complexes based on bis(imino)aryl pincer ligands: synthesis, structural characterization and catalytic activities.
Zhang, Jingshun; Gao, Wei; Lang, Xiaomei; Wu, Qiaolin; Zhang, Lei; Mu, Ying; Dalton transactions (Cambridge, England : 2003) 41 (2012) 9639–9645; doi:10.1039/c2dt30778b

data_7019859
_publ_section_title
;
 Ni(ii) and Fe(ii) complexes based on bis(imino)aryl pincer ligands:
 synthesis, structural characterization and catalytic activities.
;
_journal_issue                   32
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9639
_journal_page_last               9645
_journal_paper_doi               10.1039/c2dt30778b
_journal_volume                  41
_journal_year                    2012
_chemical_formula_sum            'C29 H33 Br Cl2 N2 Ni'
_chemical_formula_weight         619.09
_chemical_name_systematic
;
?
;
_space_group_IT_number           96
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4nw 2abw'
_symmetry_space_group_name_H-M   'P 43 21 2'
_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                   13.6503(11)
_cell_length_b                   13.6503(11)
_cell_length_c                   16.0642(19)
_cell_measurement_reflns_used    4043
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      22.07
_cell_measurement_theta_min      2.46
_cell_volume                     2993.3(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scan'
_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  0.1319
_diffrn_reflns_av_sigmaI/netI    0.0735
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            17426
_diffrn_reflns_theta_full        26.39
_diffrn_reflns_theta_max         26.39
_diffrn_reflns_theta_min         1.96
_exptl_absorpt_coefficient_mu    2.181
_exptl_absorpt_correction_T_max  0.7647
_exptl_absorpt_correction_T_min  0.7500
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; Bruker, 2000'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.374
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1272
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.661
_refine_diff_density_min         -0.346
_refine_diff_density_rms         0.084
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0(1)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.984
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         3071
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.984
_refine_ls_R_factor_all          0.0803
_refine_ls_R_factor_gt           0.0585
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1149P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1676
_refine_ls_wR_factor_ref         0.1802
_reflns_number_gt                2140
_reflns_number_total             3071
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30778b.txt
_cod_data_source_block           complex_2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_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 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P4(3)2(1)2
_cod_database_code               7019859