Silver(I) ions bridged by pyridazine: doubling the ligand functionality for the design of unusual 3D coordination frameworks.
Konstantin V. Domasevitch; Pavlo V. Solntsev; Il'ya A. Gural'skiy; Harald Krautscheid; Eduard B. Rusanov; Alexander N. Chernega; Judith A. K. Howard; Dalton transactions (Cambridge, England : 2003)  (2007) 3893–3905; doi:10.1039/b706731c

data_7005904
_publ_section_title
;
 Silver(I) ions bridged by pyridazine: doubling the ligand
 functionality for the design of unusual 3D coordination frameworks.
;
_journal_issue                   35
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3893
_journal_page_last               3905
_journal_paper_doi               10.1039/b706731c
_journal_year                    2007
_chemical_formula_moiety         'C24 H22 Ag4 N12 O2, 2(F6 Si), H2 O'
_chemical_formula_sum            'C24 H24 Ag4 F12 N12 O3 Si2'
_chemical_formula_weight         1244.21
_chemical_name_common
;Silver(i) Hexafluorosilicate 2:3 Complex with 4,4'-
Bipyridazine, Trihydrate
;
_chemical_name_systematic
;
Silver(I) Hexafluorosilicate 2:3 Complex with 4,4'-Bipyridazine,
Trihydrate
;
_space_group_IT_number           70
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-F 2uv 2vw'
_symmetry_space_group_name_H-M   'F d d d :2'
_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            16
_cell_length_a                   7.7384(2)
_cell_length_b                   38.1690(8)
_cell_length_c                   50.8067(10)
_cell_measurement_reflns_used    18785
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      28.28
_cell_measurement_theta_min      3.84
_cell_volume                     15006.6(6)
_computing_cell_refinement       'SMART-NT (Bruker, 1998)'
_computing_data_collection       'SMART-NT (Bruker, 1998)'
_computing_data_reduction        'SMART-NT (Bruker, 1998)'
_computing_molecular_graphics    'Diamond 2.1e (Brandenburg, 1999)'
_computing_publication_material  'WinGX 1.700.00 (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type
'Bruker Apex CCD area-detector diffractometer'
_diffrn_measurement_method       '\w 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  0.0279
_diffrn_reflns_av_sigmaI/netI    0.0246
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       41
_diffrn_reflns_limit_k_min       -50
_diffrn_reflns_limit_l_max       67
_diffrn_reflns_limit_l_min       -45
_diffrn_reflns_number            18785
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         3.84
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    2.229
_exptl_absorpt_correction_T_max  0.7025
_exptl_absorpt_correction_T_min  0.5831
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1999)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.203
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             9600
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.16
_refine_diff_density_max         1.203
_refine_diff_density_min         -0.827
_refine_diff_density_rms         0.132
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     259
_refine_ls_number_reflns         4586
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0557
_refine_ls_R_factor_gt           0.0483
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0725P)^2^+181.1421P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1318
_refine_ls_wR_factor_ref         0.1364
_reflns_number_gt                3893
_reflns_number_total             4586
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b706731c.txt
_cod_data_source_block           (8)
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      Fddd
_cod_database_code               7005904