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_4509513
_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, 2(H2 O4 P)'
_chemical_formula_sum            'C6 H12 N4 O8 P2'
_chemical_formula_weight         330.14
_chemical_name_systematic
; 
4,4'-bipyrazolium dihydrogen phosphate 
;
_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                 106.61(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   4.9012(15)
_cell_length_b                   17.3651(14)
_cell_length_c                   7.7703(12)
_cell_measurement_reflns_used    18
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      18.9
_cell_measurement_theta_min      11.2
_cell_volume                     633.7(2)
_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 0.990
_diffrn_measured_fraction_theta_max 0.990
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0197
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            1812
_diffrn_reflns_theta_full        29.97
_diffrn_reflns_theta_max         29.97
_diffrn_reflns_theta_min         2.98
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.390
_exptl_absorpt_correction_T_max  0.9123
_exptl_absorpt_correction_T_min  0.8534
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North et al., 1968)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.730
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             340
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.418
_refine_diff_density_min         -0.354
_refine_diff_density_rms         0.077
_refine_ls_extinction_coef       0.095(7)
_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   1.161
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     116
_refine_ls_number_reflns         1812
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.161
_refine_ls_R_factor_all          0.0444
_refine_ls_R_factor_gt           0.0332
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0418P)^2^+0.2268P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0874
_refine_ls_wR_factor_ref         0.0915
_reflns_number_gt                1431
_reflns_number_total             1812
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg9002109sup1.cif
_cod_data_source_block           (14)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4509513