π Back-Bonding in Dibenzyl-β-diketiminato Copper Olefin Complexes
Oguadinma, Paul O.; Schaper, Frank; Organometallics 28 (2009) 6721–; doi:10.1021/om900840f

data_4070466
_publ_section_title
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 \p Back-Bonding in Dibenzyl-\b-diketiminato Copper Olefin Complexes
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_journal_issue                   23
_journal_name_full               Organometallics
_journal_page_first              6721
_journal_paper_doi               10.1021/om900840f
_journal_volume                  28
_journal_year                    2009
_chemical_compound_source        'Synthesized by the authors. See text'
_chemical_formula_moiety         'C27 H29 Cu N2'
_chemical_formula_sum            'C27 H29 Cu N2'
_chemical_formula_weight         445.07
_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                 101.0520(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   24.5143(5)
_cell_length_b                   5.64490(10)
_cell_length_c                   15.9542(3)
_cell_measurement_reflns_used    8924
_cell_measurement_temperature    150
_cell_measurement_theta_max      67.65
_cell_measurement_theta_min      3.68
_cell_volume                     2166.81(7)
_computing_cell_refinement       'APEX II (Bruker, 2006)'
_computing_data_collection       'APEX II (Bruker, 2006)'
_computing_data_reduction        'SAINT (Bruker, 2004)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1997)'
_computing_publication_material  'UdMX (local program)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150
_diffrn_detector_area_resol_mean 8.2
_diffrn_measured_fraction_theta_full 0.949
_diffrn_measured_fraction_theta_max 0.949
_diffrn_measurement_device_type  'Bruker Microstar'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  'Helios optics'
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.035
_diffrn_reflns_av_sigmaI/netI    0.0275
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            21600
_diffrn_reflns_theta_full        67.85
_diffrn_reflns_theta_max         67.85
_diffrn_reflns_theta_min         1.84
_diffrn_standards_decay_%        0.00
_diffrn_standards_number         5
_exptl_absorpt_coefficient_mu    1.525
_exptl_absorpt_correction_T_max  0.94
_exptl_absorpt_correction_T_min  0.78
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs (Sheldrick,1996)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.364
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             936
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.369
_refine_diff_density_min         -0.394
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     273
_refine_ls_number_reflns         3738
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0422
_refine_ls_R_factor_gt           0.0347
_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^)+(0.0595P)^2^+1.1981P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0958
_refine_ls_wR_factor_ref         0.1010
_reflns_number_gt                3224
_reflns_number_total             3738
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om900840f_si_001.cif
_cod_data_source_block           comp2
_cod_depositor_comments
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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 2.4.2 from
2011-04-26.

'_geom_bond_publ_flag' value 'Y' changed to 'y'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26 (34
times).

'_geom_angle_publ_flag' value 'Y' changed to 'y' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.2 from 2011-04-26 (49 times).

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
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_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               4070466