α-Diimine nickel complexes of ethylene and related alkenes.
Zhao, Yanxia; Wang, Zeyi; Jing, Xiaojing; Dong, Qingsong; Gong, Shida; Li, Qian-Shu; Zhang, Juan; Wu, Biao; Yang, Xiao-Juan; Dalton transactions (Cambridge, England : 2003) 44 (2015) 16228–16232; doi:10.1039/c5dt02333e

data_7036282
_publ_section_title
;
 \a-Diimine nickel complexes of ethylene and related alkenes.
;
_journal_issue                   37
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              16228
_journal_page_last               16232
_journal_paper_doi               10.1039/c5dt02333e
_journal_volume                  44
_journal_year                    2015
_chemical_formula_sum            'C44 H54 N2 Ni'
_chemical_formula_weight         669.60
_chemical_name_systematic
; 
 ? 
;
_chemical_properties_physical
'Air-sensitive, Moisture-sensitive, Photo-sensitive'
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-04-17 deposited with the CCDC.
2015-08-17 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 92.609(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.995(4)
_cell_length_b                   9.4506(17)
_cell_length_c                   20.667(4)
_cell_measurement_temperature    296(2)
_cell_volume                     3901.3(13)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART APEX II'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX II area detector'
_diffrn_measurement_method       '\w 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  0.0658
_diffrn_reflns_av_sigmaI/netI    0.0778
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            18490
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.97
_exptl_absorpt_coefficient_mu    0.528
_exptl_absorpt_correction_T_max  0.9018
_exptl_absorpt_correction_T_min  0.8793
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.140
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1440
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.624
_refine_diff_density_min         -0.629
_refine_diff_density_rms         0.089
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     434
_refine_ls_number_reflns         6839
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.1017
_refine_ls_R_factor_gt           0.0570
_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^)+(0.0677P)^2^+6.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1451
_refine_ls_wR_factor_ref         0.1842
_reflns_number_gt                4434
_reflns_number_total             6839
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5dt02333e2.cif
_cod_data_source_block           6
_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.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' 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 7036278--7036282.cif.
;
_cod_original_cell_volume        3901.3(12)
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               7036282