Dual reactivity of N-heterocyclic carbenes towards copper(II) salts.
Kolychev, Eugene L.; Shuntikov, Viacheslav V.; Khrustalev, Victor N.; Bush, Alexander A.; Nechaev, Mikhail S.; Dalton transactions (Cambridge, England : 2003) 40 (2011) 3074–3076; doi:10.1039/c0dt01630f

data_7015462
_publ_section_title
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 Dual reactivity of N-heterocyclic carbenes towards copper(II) salts.
;
_journal_issue                   12
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3074
_journal_page_last               3076
_journal_paper_doi               10.1039/c0dt01630f
_journal_volume                  40
_journal_year                    2011
_chemical_formula_moiety         'C28 H40 Br N2, Br2 Cu'
_chemical_formula_sum            'C28 H40 Br3 Cu N2'
_chemical_formula_weight         707.89
_chemical_name_systematic
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?
;
_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                 91.8270(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   19.4962(9)
_cell_length_b                   19.3988(9)
_cell_length_c                   15.5513(7)
_cell_measurement_reflns_used    5516
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.49
_cell_measurement_theta_min      2.34
_cell_volume                     5878.6(5)
_computing_cell_refinement       'SAINTPlus, v. 6.2 (Bruker, 2001)'
_computing_data_collection       'APEX2 (Bruker, 2005)'
_computing_data_reduction        'SAINTPlus, v. 6.2 (Bruker, 2001)'
_computing_molecular_graphics    'SHELXTL, v. 6.12 (Sheldrick, 2001)'
_computing_publication_material  'SHELXTL, v. 6.12 (Sheldrick, 2001)'
_computing_structure_refinement  'SHELXTL, v. 6.12 (Sheldrick, 2001)'
_computing_structure_solution    'SHELXTL, v. 6.12 (Sheldrick, 2001)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker SMART APEX II 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  0.0566
_diffrn_reflns_av_sigmaI/netI    0.0471
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            65975
_diffrn_reflns_theta_full        27.97
_diffrn_reflns_theta_max         27.97
_diffrn_reflns_theta_min         1.48
_exptl_absorpt_coefficient_mu    4.840
_exptl_absorpt_correction_T_max  0.444
_exptl_absorpt_correction_T_min  0.325
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.600
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2848
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.741
_refine_diff_density_min         -0.744
_refine_diff_density_rms         0.094
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     605
_refine_ls_number_reflns         14107
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.001
_refine_ls_R_factor_all          0.0651
_refine_ls_R_factor_gt           0.0338
_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^)+(0.0269P)^2^+4.9900P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0631
_refine_ls_wR_factor_ref         0.0717
_reflns_number_gt                10102
_reflns_number_total             14107
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c0dt01630f.txt
_cod_data_source_block           6DC22
_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 1555 2011-01-17 13:19:09Z saulius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7015462