Reversible substrate binding at copper centers in neutral copper(i) carbene complexes derived from bis(3-tert-butylimidazole-2-ylidene)methane
Shishkov, Igor V.; Rominger, Frank; Hofmann, Peter; Dalton Transactions  (2009) 1428–; doi:10.1039/b813790k

data_7000537
_publ_section_title
;
 Reversible substrate binding at copper centers in neutral copper(i)
 carbene complexes derived from
 bis(3-tert-butylimidazole-2-ylidene)methane
;
_journal_issue                   8
_journal_name_full               'Dalton Transactions'
_journal_page_first              1428
_journal_paper_doi               10.1039/b813790k
_journal_year                    2009
_chemical_formula_sum            'C15 H24 Br2 Cu2 N4'
_chemical_formula_weight         547.28
_chemical_name_common            'in paper 3'
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 107.8060(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   24.9319(7)
_cell_length_b                   10.6376(3)
_cell_length_c                   15.3725(4)
_cell_measurement_temperature    200(2)
_cell_volume                     3881.73(19)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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      200(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0466
_diffrn_reflns_av_sigmaI/netI    0.0444
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            19536
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         1.72
_exptl_absorpt_coefficient_mu    6.312
_exptl_absorpt_correction_T_max  0.90
_exptl_absorpt_correction_T_min  0.53
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Blessing, Acta Cryst. (1995) A51 33-38.'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.873
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       polyhedron
_exptl_crystal_F_000             2160
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.490
_refine_diff_density_min         -0.672
_refine_diff_density_rms         0.097
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.989
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     215
_refine_ls_number_reflns         4442
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.989
_refine_ls_R_factor_all          0.0537
_refine_ls_R_factor_gt           0.0290
_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^)+(0.0309P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0615
_refine_ls_wR_factor_ref         0.0686
_reflns_number_gt                3097
_reflns_number_total             4442
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b813790k.txt
_cod_data_source_block           ivsh11
_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_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        3881.72(18)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7000537