Double Metalation of Acetone by a Nickel‒NHC Complex: Trapping of an Oxyallyl Ligand at a Dinickel Center
Oertel, Anna Magdalena; Ritleng, Vincent; Busiah, Asleche; Veiros, Luis F.; Chetcuti, Michael J.; Organometallics 30 (2011) 6495–; doi:10.1021/om200819c

data_4065460
_publ_section_title
;
 Double Metalation of Acetone by a Nickel--NHC Complex: Trapping of an
 Oxyallyl Ligand at a Dinickel Center
;
_journal_issue                   23
_journal_name_full               Organometallics
_journal_page_first              6495
_journal_paper_doi               10.1021/om200819c
_journal_volume                  30
_journal_year                    2011
_chemical_formula_moiety         'C55 H62 N4 Ni2 O'
_chemical_formula_sum            'C55 H62 N4 Ni2 O'
_chemical_formula_weight         912.51
_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
_audit_update_record
;
2011-10-21 # Formatted by publCIF
;
_cell_angle_alpha                90.00
_cell_angle_beta                 115.830(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.2310(4)
_cell_length_b                   16.2709(4)
_cell_length_c                   20.3051(5)
_cell_measurement_reflns_used    9966
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.23
_cell_measurement_theta_min      2.40
_cell_volume                     4826.7(2)
_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-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0348
_diffrn_reflns_av_sigmaI/netI    0.0443
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            31486
_diffrn_reflns_theta_full        27.24
_diffrn_reflns_theta_max         27.24
_diffrn_reflns_theta_min         1.68
_exptl_absorpt_coefficient_mu    0.822
_exptl_absorpt_correction_T_max  0.9218
_exptl_absorpt_correction_T_min  0.7330
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadbas
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.256
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1936
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.441
_refine_diff_density_min         -0.469
_refine_diff_density_rms         0.069
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     571
_refine_ls_number_reflns         10751
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0655
_refine_ls_R_factor_gt           0.0428
_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^)+(0.0329P)^2^+5.3883P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0911
_refine_ls_wR_factor_ref         0.0992
_reflns_number_gt                8210
_reflns_number_total             10751
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            om200819c_si_001.cif
_cod_data_source_block           mcamo100310_01
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4065460