Hydrogen Bonding Patterns and Supramolecular Structure of 4,4′-Bipyrazolium Salts
Boldog, Ishtvan; Daran, Jean-Claude; Chernega, Alexander N.; Rusanov, Eduard B.; Krautscheid, Harald; Domasevitch, Konstantin V.; Crystal Growth & Design 9 (2009) 2895–; doi:10.1021/cg9002109

data_4509508
_publ_section_title
;
 Hydrogen Bonding Patterns and Supramolecular Structure of
 4,4&#x2032;-Bipyrazolium Salts
;
_journal_issue                   6
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              2895
_journal_paper_doi               10.1021/cg9002109
_journal_volume                  9
_journal_year                    2009
_chemical_formula_moiety         '2(C6 H8 N4), F12 Zr2'
_chemical_formula_sum            'C12 H16 F12 N8 Zr2'
_chemical_formula_weight         682.74
_chemical_name_systematic
; 
4,4'-bipyrazolium dodecafluorodizirconate(IV) 
;
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 109.85(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.4380(10)
_cell_length_b                   13.995(3)
_cell_length_c                   10.415(2)
_cell_measurement_reflns_used    18
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      18.4
_cell_measurement_theta_min      11.0
_cell_volume                     1019.7(4)
_computing_cell_refinement       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_collection       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_computing_molecular_graphics    'Diamond 2.1c (Brandenburg, 1999)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Enraf Nonius CAD-4'
_diffrn_measurement_method       'non-profiled \w-2\q 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  0.0224
_diffrn_reflns_av_sigmaI/netI    0.0145
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            2742
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         2.54
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    1.150
_exptl_absorpt_correction_T_max  0.81310
_exptl_absorpt_correction_T_min  0.75601
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North et al., 1968)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.224
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.388
_refine_diff_density_min         -1.012
_refine_diff_density_rms         0.095
_refine_ls_extinction_coef       0.0131(9)
_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   1.046
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     187
_refine_ls_number_reflns         2408
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.046
_refine_ls_R_factor_all          0.0348
_refine_ls_R_factor_gt           0.0261
_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^)+(0.0485P)^2^+0.1864P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0668
_refine_ls_wR_factor_ref         0.0710
_reflns_number_gt                1929
_reflns_number_total             2408
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg9002109sup1.cif
_cod_data_source_block           (9)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4509508