Synthon robustness in saccharinate salts of some substituted pyridines
Banerjee, Rahul; Saha, Binoy K.; Desiraju, Gautam R.; CrystEngComm 8 (2006) 680–; doi:10.1039/b608926g

data_7203545
_publ_section_title
;
 Synthon robustness in saccharinate salts of some substituted pyridines
;
_journal_issue                   9
_journal_name_full               CrystEngComm
_journal_page_first              680
_journal_paper_doi               10.1039/b608926g
_journal_volume                  8
_journal_year                    2006
_chemical_formula_moiety         'C10 H10 N2, 2(C7 H4 N O3 S)'
_chemical_formula_sum            'C24 H18 N4 O6 S2'
_chemical_formula_weight         522.54
_chemical_melting_point          194
_chemical_name_common            'Saccharin, 4,4'-bipyridine'
_chemical_name_systematic
;
Saccharin, 4,4'-bipyridine
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_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                 105.089(19)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.705(11)
_cell_length_b                   11.706(13)
_cell_length_c                   10.411(11)
_cell_measurement_temperature    298(2)
_cell_volume                     1142(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0803
_diffrn_reflns_av_sigmaI/netI    0.0876
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            7265
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         2.56
_exptl_absorpt_coefficient_mu    0.285
_exptl_absorpt_correction_T_max  0.9732
_exptl_absorpt_correction_T_min  0.9217
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Bruker Nonius area detector scaling and absorption correction - V2.10'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.520
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             540
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.196
_refine_diff_density_min         -0.327
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.899
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     166
_refine_ls_number_reflns         2744
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.899
_refine_ls_R_factor_all          0.1036
_refine_ls_R_factor_gt           0.0438
_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^)+(0.0477P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0899
_refine_ls_wR_factor_ref         0.1070
_reflns_number_gt                1460
_reflns_number_total             2744
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b608926g.txt
_cod_data_source_block           4abks2_a
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               7203545