Dinuclear Ag(i) metallamacrocycles of bis-N-heterocyclic carbenes bridged by calixarene fragments: synthesis, structure and chemosensing behavior
Lin, Cai-Xia; Kong, Xiao-Fei; Li, Qing-Shan; Zhang, Zheng-Zhi; Yuan, Yao-Feng; Xu, Feng-Bo; CrystEngComm 15 (2013) 6948–; doi:10.1039/c3ce40918j

data_7210403
_publ_section_title
;
 Dinuclear Ag(i) metallamacrocycles of bis-N-heterocyclic carbenes bridged
 by calixarene fragments: synthesis, structure and chemosensing behavior
;
_journal_issue                   35
_journal_name_full               CrystEngComm
_journal_page_first              6948
_journal_paper_doi               10.1039/c3ce40918j
_journal_volume                  15
_journal_year                    2013
_chemical_formula_sum            'C20 H27 Ag F6 N4 O1.5 P'
_chemical_formula_weight         600.30
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           72
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-I 2 2c'
_symmetry_space_group_name_H-M   'I b a 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                   12.616(4)
_cell_length_b                   18.479(5)
_cell_length_c                   20.409(6)
_cell_measurement_reflns_used    10928
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      33.7
_cell_measurement_theta_min      1.5
_cell_volume                     4758(2)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalClear
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'CrystalStructure 3.8'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      113(2)
_diffrn_detector_area_resol_mean 14.22
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku Saturn724 CCD'
_diffrn_measurement_method       '\w and \f 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  0.0321
_diffrn_reflns_av_sigmaI/netI    0.0145
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            21462
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.95
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.984
_exptl_absorpt_correction_T_max  0.8910
_exptl_absorpt_correction_T_min  0.8275
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   CrystalClear
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.676
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             2424
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.836
_refine_diff_density_min         -0.405
_refine_diff_density_rms         0.073
_refine_ls_extinction_coef       0.00111(13)
_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   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     193
_refine_ls_number_reflns         2166
_refine_ls_number_restraints     72
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0287
_refine_ls_R_factor_gt           0.0276
_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^)+(0.0469P)^2^+12.0232P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0780
_refine_ls_wR_factor_ref         0.0790
_reflns_number_gt                2062
_reflns_number_total             2166
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce40918j.txt
_cod_data_source_block           shelx
_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 
;
_cod_original_sg_symbol_H-M      Ibam
_cod_original_formula_sum        'C20 H27 Ag F6 N4 O1.50 P'
_cod_database_code               7210403