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_4509509
_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         'C6 H8 N4, Cl8 Re2'
_chemical_formula_sum            'C6 H8 Cl8 N4 Re2'
_chemical_formula_weight         792.16
_chemical_name_systematic
; 
4,4-bipyrazolium octachlorodirhenate(III)
;
_space_group_IT_number           60
_space_group_name_Hall           '-P 2n 2ab'
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      60
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_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            4
_cell_length_a                   6.4276(7)
_cell_length_b                   15.9365(16)
_cell_length_c                   15.5925(16)
_cell_measurement_reflns_used    9597
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      29.45
_cell_measurement_theta_min      2.56
_cell_volume                     1597.2(3)
_computing_cell_refinement       'SAINT-NT (Bruker, 1999)'
_computing_data_collection       'SMART-NT (Bruker, 1998)'
_computing_data_reduction        'SAINT-NT (Bruker, 1999)'
_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      223(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type
'Siemens SMART 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  0.0248
_diffrn_reflns_av_sigmaI/netI    0.0159
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            9597
_diffrn_reflns_theta_full        29.45
_diffrn_reflns_theta_max         29.45
_diffrn_reflns_theta_min         2.56
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    16.473
_exptl_absorpt_correction_T_max  0.13912
_exptl_absorpt_correction_T_min  0.10511
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            dark-green
_exptl_crystal_density_diffrn    3.294
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1432
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.786
_refine_diff_density_min         -1.310
_refine_diff_density_rms         0.229
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.178
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     107
_refine_ls_number_reflns         2193
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.178
_refine_ls_R_factor_all          0.0239
_refine_ls_R_factor_gt           0.0208
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0267P)^2^+1.0370P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0489
_refine_ls_wR_factor_ref         0.0496
_reflns_number_gt                1902
_reflns_number_total             2193
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg9002109sup1.cif
_cod_data_source_block           (10)
_cod_original_sg_symbol_H-M      'P bcn'
_cod_database_code               4509509