Sodium cubane and double-cubane aggregates of hybridised salicylaldimines and their transmetallation to nickel for catalytic ethylene oligomerisation
Xiaolu Song; Zhe Wang; Jin Zhao; T. S. Andy Hor; Chem.Commun. 49 (2013) 4992–; doi:10.1039/c3cc40320c

data_7109318
_publ_section_title
;
 Sodium cubane and double-cubane aggregates of hybridised salicylaldimines
 and their transmetallation to nickel for catalytic ethylene
 oligomerisation
;
_journal_name_full               Chem.Commun.
_journal_page_first              4992
_journal_paper_doi               10.1039/c3cc40320c
_journal_volume                  49
_journal_year                    2013
_chemical_formula_sum            'C37 H54 Cl4 N6 Ni3 O4'
_chemical_formula_weight         964.79
_chemical_name_systematic
;
?
;
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 94.77(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.031(8)
_cell_length_b                   17.991(14)
_cell_length_c                   21.829(17)
_cell_measurement_reflns_used    1003
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      19.84
_cell_measurement_theta_min      2.30
_cell_volume                     4317(6)
_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      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0950
_diffrn_reflns_av_sigmaI/netI    0.1011
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            25122
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.47
_exptl_absorpt_coefficient_mu    1.587
_exptl_absorpt_correction_T_max  0.9108
_exptl_absorpt_correction_T_min  0.6474
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs, (Sheldrick 2001)'
_exptl_crystal_colour            GREEN
_exptl_crystal_density_diffrn    1.484
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             2008
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.614
_refine_diff_density_min         -0.560
_refine_diff_density_rms         0.103
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     540
_refine_ls_number_reflns         7582
_refine_ls_number_restraints     125
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.1142
_refine_ls_R_factor_gt           0.0680
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0739P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1469
_refine_ls_wR_factor_ref         0.1691
_reflns_number_gt                4917
_reflns_number_total             7582
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3cc40320c.txt
_cod_data_source_block           b300
_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 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7109318