Highly Thermally Stable Eight-Coordinate Dichloride Zirconium Complexes Supported by Tridentate [ONN] Ligands: Syntheses, Characterization, and Ethylene Polymerization Behavior
Li, Aike; Ma, Haiyan; Huang, Jiling; Organometallics 32 (2013) 7460–; doi:10.1021/om4009636

data_4082162
_publ_section_title
;
 Highly Thermally Stable Eight-Coordinate Dichloride Zirconium Complexes
 Supported by Tridentate [ONN] Ligands: Syntheses, Characterization, and
 Ethylene Polymerization Behavior
;
_journal_issue                   24
_journal_name_full               Organometallics
_journal_page_first              7460
_journal_paper_doi               10.1021/om4009636
_journal_volume                  32
_journal_year                    2013
_chemical_formula_sum            'C74 H74 Cl2 N4 O2 Zr'
_chemical_formula_weight         1213.49
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                64.234(5)
_cell_angle_beta                 79.005(6)
_cell_angle_gamma                67.803(7)
_cell_formula_units_Z            2
_cell_length_a                   13.476(3)
_cell_length_b                   16.531(5)
_cell_length_c                   16.923(5)
_cell_measurement_reflns_used    1923
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      40.672
_cell_measurement_theta_min      4.666
_cell_volume                     3141.9(15)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and 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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.1059
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            11639
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         1.53
_exptl_absorpt_coefficient_mu    0.310
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.0848
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.283
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             1272
_exptl_crystal_size_max          0.176
_exptl_crystal_size_mid          0.145
_exptl_crystal_size_min          0.112
_refine_diff_density_max         0.537
_refine_diff_density_min         -0.666
_refine_diff_density_rms         0.091
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.989
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     747
_refine_ls_number_reflns         11652
_refine_ls_number_restraints     139
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.1161
_refine_ls_R_factor_gt           0.0647
_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^)+(0.0888P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1497
_refine_ls_wR_factor_ref         0.1799
_reflns_number_gt                7269
_reflns_number_total             11639
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om4009636_si_002.cif
_cod_data_source_block           cd212711
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        3142.0(14)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4082162