Nickel complexes based on BIAN ligands: transformation and catalysis on ethylene polymerization.
Xu, Shuyun; Chen, Xuemeng; Luo, Gen; Gao, Wei; Dalton transactions (Cambridge, England : 2003) 50 (2021) 7356–7363; doi:10.1039/d1dt00649e

data_7707155
_publ_section_title
;
 Nickel complexes based on BIAN ligands: transformation and catalysis on
 ethylene polymerization.
;
_journal_issue                   21
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7356
_journal_page_last               7363
_journal_paper_doi               10.1039/d1dt00649e
_journal_volume                  50
_journal_year                    2021
_chemical_formula_sum            'C72 H80 N4 Ni'
_chemical_formula_weight         1060.11
_space_group_IT_number           60
_space_group_name_Hall           '-P 2n 2ab'
_space_group_name_H-M_alt        'P b c n'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'P b c n'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2021-02-24 deposited with the CCDC.	2021-04-19 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.5141(15)
_cell_length_b                   15.6450(14)
_cell_length_c                   21.5767(19)
_cell_measurement_reflns_used    3097
_cell_measurement_temperature    185(2)
_cell_measurement_theta_max      23.52
_cell_measurement_theta_min      2.33
_cell_volume                     5912.2(9)
_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      185(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  0.0912
_diffrn_reflns_av_sigmaI/netI    0.0558
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            36234
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         1.75
_exptl_absorpt_coefficient_mu    0.374
_exptl_absorpt_correction_T_max  0.9256
_exptl_absorpt_correction_T_min  0.9156
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; Bruker, 2000'
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.191
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2272
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.632
_refine_diff_density_min         -0.223
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     356
_refine_ls_number_reflns         5232
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0908
_refine_ls_R_factor_gt           0.0504
_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^)+(0.0582P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1059
_refine_ls_wR_factor_ref         0.1216
_reflns_number_gt                3411
_reflns_number_total             5232
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            d1dt00649e1.cif
_cod_data_source_block           Complex_4b
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-scan' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

data item '_symmetry_cell_setting' value 'ORTHORHOMBIC' was changed
to 'orthorhombic' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 7707155--7707157.cif.
;
_cod_original_sg_symbol_H-M      Pbcn
_cod_database_code               7707155