Mercury(ii), copper(ii) and silver(i) complexes with ether or diether functionalized bis-NHC ligands: synthesis and structural studies
Liu, Qing-Xiang; Yu, Jie; Zhao, Xiao-Jun; Liu, Shu-Weng; Yang, Xiao-Qiong; Li, Kang-Ying; Wang, Xiu-Guang; CrystEngComm 13 (2011) 4086–; doi:10.1039/c1ce05134b

data_7205984
_publ_section_title
;
 Mercury(ii), copper(ii) and silver(i) complexes with ether or diether
 functionalized bis-NHC ligands: synthesis and structural studies
;
_journal_issue                   12
_journal_name_full               CrystEngComm
_journal_page_first              4086
_journal_paper_doi               10.1039/c1ce05134b
_journal_volume                  13
_journal_year                    2011
_chemical_formula_sum            'C27 H33 Hg2 I4 N4 O2.5 S0.5'
_chemical_formula_weight         1378.38
_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                 111.1540(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.5458(8)
_cell_length_b                   18.2469(11)
_cell_length_c                   16.9521(10)
_cell_measurement_reflns_used    5155
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      24.14
_cell_measurement_theta_min      2.58
_cell_volume                     3907.7(4)
_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      296(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  0.0317
_diffrn_reflns_av_sigmaI/netI    0.0369
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            19742
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.61
_exptl_absorpt_coefficient_mu    11.063
_exptl_absorpt_correction_T_max  0.109
_exptl_absorpt_correction_T_min  0.063
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.343
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2492
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.310
_refine_diff_density_min         -0.680
_refine_diff_density_rms         0.136
_refine_ls_extinction_coef       0.00014(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     380
_refine_ls_number_reflns         6889
_refine_ls_number_restraints     34
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0497
_refine_ls_R_factor_gt           0.0331
_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^)+(0.0419P)^2^+10.3570P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0859
_refine_ls_wR_factor_ref         0.0931
_reflns_number_gt                5329
_reflns_number_total             6891
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1ce05134b.txt
_cod_data_source_block           090524b
_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 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' 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_original_formula_sum        'C27 H33 Hg2 I4 N4 O2.50 S0.50'
_cod_database_code               7205984