Zwitterionic Nickel(II) Catalysts for CO‒Ethylene Alternating Copolymerization
Jia, Xiaofei; Zhang, Mengru; Li, Maohua; Pan, Fan; Ding, Kuiling; Jia, Li; Crandall, Laura A.; Engle, James T.; Ziegler, Christopher J.; Organometallics 36 (2017) 1122–; doi:10.1021/acs.organomet.6b00932

data_4087179
_publ_section_title
;
 Zwitterionic Nickel(II) Catalysts for CO--Ethylene Alternating
 Copolymerization
;
_journal_issue                   6
_journal_name_full               Organometallics
_journal_page_first              1122
_journal_paper_doi               10.1021/acs.organomet.6b00932
_journal_volume                  36
_journal_year                    2017
_chemical_formula_sum            'C56 H72 B Li Ni O8 P2'
_chemical_formula_weight         1011.53
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 104.6640(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.7868(3)
_cell_length_b                   32.1401(8)
_cell_length_c                   18.1648(6)
_cell_measurement_reflns_used    9946
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.97
_cell_measurement_theta_min      2.53
_cell_volume                     5527.6(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0356
_diffrn_reflns_av_unetI/netI     0.0471
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -38
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            41673
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.066
_diffrn_reflns_theta_max         25.066
_diffrn_reflns_theta_min         1.321
_exptl_absorpt_coefficient_mu    0.459
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6524
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.215
_exptl_crystal_density_meas      ?
_exptl_crystal_description       block
_exptl_crystal_F_000             2152
_exptl_crystal_size_max          0.514
_exptl_crystal_size_mid          0.509
_exptl_crystal_size_min          0.432
_refine_diff_density_max         0.313
_refine_diff_density_min         -0.244
_refine_diff_density_rms         0.042
_refine_ls_abs_structure_details
; 
 Refined as an inversion twin. 
;
_refine_ls_abs_structure_Flack   0.594(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1264
_refine_ls_number_reflns         17556
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0360
_refine_ls_R_factor_gt           0.0316
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0360P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0704
_refine_ls_wR_factor_ref         0.0726
_reflns_Friedel_coverage         0.962
_reflns_Friedel_fraction_full    0.997
_reflns_Friedel_fraction_max     0.997
_reflns_number_gt                16247
_reflns_number_total             17556
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om6b00932_si_002.cif
_cod_data_source_block           3a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 4087179--4087183.cif.
;
_cod_database_code               4087179
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.798
_shelx_estimated_absorpt_t_max   0.826
_shelx_res_checksum              62564
_shelx_hkl_checksum              95196