Macrocyclic dinuclear silver(i) complexes based on bis(N-heterocyclic carbene) ligands: synthesis and structural studies
Liu, Qing-Xiang; Yang, Xiao-Qiong; Zhao, Xiao-Jun; Ge, Shu-Sheng; Liu, Shu-Wen; Zang, Yan; Song, Hai-bin; Guo, Jian-Hua; Wang, Xiu-Guang; CrystEngComm 12 (2010) 2245–; doi:10.1039/b919007d

data_7212053
_publ_section_title
;
 Macrocyclic dinuclear silver(i) complexes based on bis(N-heterocyclic
 carbene) ligands: synthesis and structural studies
;
_journal_issue                   7
_journal_name_full               CrystEngComm
_journal_page_first              2245
_journal_paper_doi               10.1039/b919007d
_journal_volume                  12
_journal_year                    2010
_chemical_formula_sum            'C31.5 H30 Ag F6 N4 O0.5 P'
_chemical_formula_weight         725.43
_chemical_name_systematic
;
?
;
_space_group_IT_number           63
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-C 2c 2'
_symmetry_space_group_name_H-M   'C m c m'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.2792(17)
_cell_length_b                   26.712(3)
_cell_length_c                   17.4205(19)
_cell_measurement_reflns_used    4532
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      20.52
_cell_measurement_theta_min      2.34
_cell_volume                     7575.3(14)
_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 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0494
_diffrn_reflns_av_sigmaI/netI    0.0398
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            19180
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.46
_exptl_absorpt_coefficient_mu    0.629
_exptl_absorpt_correction_T_max  0.882
_exptl_absorpt_correction_T_min  0.871
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.272
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2920.0
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.355
_refine_diff_density_min         -0.488
_refine_diff_density_rms         0.195
_refine_ls_extinction_coef       0.0018(4)
_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   1.269
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     216
_refine_ls_number_reflns         3586
_refine_ls_number_restraints     86
_refine_ls_restrained_S_all      1.270
_refine_ls_R_factor_all          0.1288
_refine_ls_R_factor_gt           0.0939
_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^)+(0.2000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2807
_refine_ls_wR_factor_ref         0.3366
_reflns_number_gt                2308
_reflns_number_total             3588
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b919007d.txt
_cod_data_source_block           090313c
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

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      Cmcm
_cod_original_formula_sum        'C31.50 H30 Ag F6 N4 O0.50 P'
_cod_database_code               7212053