Ring-tension adjusted ethylene polymerization by aryliminocycloheptapyridyl nickel complexes.
Huang, Fang; Sun, Zelin; Du, Shizhen; Yue, Erlin; Ba, Junjun; Hu, Xinquan; Liang, Tongling; Galland, Griselda B.; Sun, Wen-Hua; Dalton transactions (Cambridge, England : 2003) 44 (2015) 14281–14292; doi:10.1039/c5dt01831e

data_7035660
_publ_section_title
;
 Ring-tension adjusted ethylene polymerization by
 aryliminocycloheptapyridyl nickel complexes.
;
_journal_issue                   32
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14281
_journal_page_last               14292
_journal_paper_doi               10.1039/c5dt01831e
_journal_volume                  44
_journal_year                    2015
_chemical_formula_sum            'C44 H56 Cl4 N4 Ni2'
_chemical_formula_weight         900.15
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-04-26 deposited with the CCDC.
2015-07-06 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 104.47(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   10.330(2)
_cell_length_b                   14.356(3)
_cell_length_c                   14.999(3)
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      1.99
_cell_volume                     2153.8(8)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2007)'
_computing_molecular_graphics    'XP in Siemens SHELXTL (Sheldrick, 1994)'
_computing_publication_material  'SHELX97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Saturn724+ CCD'
_diffrn_measurement_method       '\w scans at fixed \c = 45\%'
_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  0.0248
_diffrn_reflns_av_sigmaI/netI    0.0307
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            11130
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.99
_diffrn_standards_decay_%        none
_diffrn_standards_interval_count none
_diffrn_standards_interval_time  none
_diffrn_standards_number         none
_exptl_absorpt_coefficient_mu    1.158
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7191
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.388
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             944
_exptl_crystal_size_max          0.638
_exptl_crystal_size_mid          0.591
_exptl_crystal_size_min          0.174
_platon_squeeze_details          ' ?'
_refine_diff_density_max         0.631
_refine_diff_density_min         -0.795
_refine_diff_density_rms         0.199
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.132
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     248
_refine_ls_number_reflns         4924
_refine_ls_number_restraints     318
_refine_ls_restrained_S_all      1.102
_refine_ls_R_factor_gt           0.0449
_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^)+(0.0760P)^2^+1.1597P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1303
_refine_ls_wR_factor_ref         0.1385
_reflns_number_gt                4462
_reflns_number_total             4924
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5dt01831e2.cif
_cod_data_source_block           Ni3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3271 2015-04-21 07:52:19Z andrius 

 Adding full bibliography for 7035659--7035660.cif.
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7035660
_refine_ls_r_factor_ref          0.0501