Variable length ligands: a new class of bridging ligands for supramolecular chemistry and crystal engineering.
Duriska, Martin B; Neville, Suzanne M; Batten, Stuart R; Chemical communications (Cambridge, England) 34 (2009) 5579–5581; doi:10.1039/b910994c

data_7104743
_publ_section_title
;
 Variable length ligands: a new class of bridging ligands for
 supramolecular chemistry and crystal engineering.
;
_journal_issue                   37
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              5579
_journal_page_last               5581
_journal_paper_doi               10.1039/b910994c
_journal_volume                  34
_journal_year                    2009
_chemical_formula_moiety         'C24 H36 Ag2 N4 O4, 2(C F3 O3 S)'
_chemical_formula_sum            'C26 H36 Ag2 F6 N4 O10 S2'
_chemical_formula_weight         958.45
_chemical_name_systematic
;
?
;
_space_group_IT_number           167
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3 2"c'
_symmetry_space_group_name_H-M   'R -3 c :H'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             '9 November 2005'
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            18
_cell_length_a                   26.5762(4)
_cell_length_b                   26.5762(4)
_cell_length_c                   26.1635(9)
_cell_measurement_reflns_used    111
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      28.278
_cell_measurement_theta_min      2.357
_cell_volume                     16003.4(6)
_computing_cell_refinement       'SMART (BrukerAXS, 1997)'
_computing_data_collection       'SMART (BrukerAXS, 1997)'
_computing_data_reduction        'SAINT+ (BrukerAXS, 1997)'
_computing_molecular_graphics    'MERCURY 1.4 (Bruno et al., 2002)'
_computing_publication_material  'XCIF V6.12 (BrukerAXS, 2001).'
_computing_structure_refinement  X-SEED
_computing_structure_solution    'SHELXS86 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Apex II'
_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  0.0374
_diffrn_reflns_av_sigmaI/netI    0.0316
_diffrn_reflns_limit_h_max       39
_diffrn_reflns_limit_h_min       -39
_diffrn_reflns_limit_k_max       39
_diffrn_reflns_limit_k_min       -39
_diffrn_reflns_limit_l_max       38
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            28839
_diffrn_reflns_theta_full        31.48
_diffrn_reflns_theta_max         31.48
_diffrn_reflns_theta_min         1.53
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.307
_exptl_absorpt_correction_T_max  0.7359
_exptl_absorpt_correction_T_min  0.6952
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.790
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             8640
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.25
_platon_squeeze_details
;
;
_refine_diff_density_max         1.556
_refine_diff_density_min         -0.908
_refine_diff_density_rms         0.169
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.117
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     296
_refine_ls_number_reflns         5905
_refine_ls_number_restraints     48
_refine_ls_restrained_S_all      1.132
_refine_ls_R_factor_all          0.0832
_refine_ls_R_factor_gt           0.0664
_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^)+(0.0908P)^2^+74.4046P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1685
_refine_ls_wR_factor_ref         0.1799
_reflns_number_gt                4709
_reflns_number_total             5905
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b910994c.txt
_cod_data_source_block           C
_cod_original_sg_symbol_H-M      R-3c
_cod_database_code               7104743