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_7203549
_publ_section_title
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 Synthon robustness in saccharinate salts of some substituted pyridines
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_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         'C7 H4 N O3 S, C5 H7 N2'
_chemical_formula_sum            'C12 H11 N3 O3 S'
_chemical_formula_weight         277.30
_chemical_melting_point          152
_chemical_name_common            'Saccharin, 2-aminopyridine'
_chemical_name_systematic
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saccharin, 2-aminopyridine
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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            8
_cell_length_a                   13.7712(12)
_cell_length_b                   12.4593(11)
_cell_length_c                   14.3461(13)
_cell_measurement_reflns_used    3441
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.96
_cell_measurement_theta_min      2.62
_cell_volume                     2461.5(4)
_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      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0222
_diffrn_reflns_av_sigmaI/netI    0.0219
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            7903
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.62
_exptl_absorpt_coefficient_mu    0.271
_exptl_absorpt_correction_T_max  0.9450
_exptl_absorpt_correction_T_min  0.9224
_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    1.497
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prismic
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.379
_refine_diff_density_min         -0.301
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.113
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     216
_refine_ls_number_reflns         2293
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.113
_refine_ls_R_factor_all          0.0448
_refine_ls_R_factor_gt           0.0394
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0479P)^2^+1.3471P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0961
_refine_ls_wR_factor_ref         0.0990
_reflns_number_gt                2065
_reflns_number_total             2293
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b608926g.txt
_cod_data_source_block           an90
_cod_depositor_comments
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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 
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_cod_original_sg_symbol_H-M      'Pbca '
_cod_database_code               7203549