4-Amino-benzenesulfonamide
Threlfall, Terry L.; Hursthouse, Michael B.; Coles, Simon J.; Ward, Suzanna C; Crystal Structure Report Archive  (1998) 158–; doi:

data_1519191
_publ_section_title
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 4-Amino-benzenesulfonamide
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_journal_name_full               'Crystal Structure Report Archive'
_journal_page_first              158
_journal_year                    1998
_chemical_formula_sum            'C6 H8 N2 O2 S'
_chemical_formula_weight         172.21
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 110.40(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.869(2)
_cell_length_b                   8.915(2)
_cell_length_c                   9.962(2)
_cell_measurement_temperature    150(2)
_cell_volume                     738.3(3)
_computing_cell_refinement       'DENZO & COLLECT'
_computing_data_collection
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, 1998)'
_computing_data_reduction        'DENZO & COLLECT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.948
_diffrn_measured_fraction_theta_max 0.948
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0298
_diffrn_reflns_av_sigmaI/netI    0.0245
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            13132
_diffrn_reflns_theta_full        30.51
_diffrn_reflns_theta_max         30.51
_diffrn_reflns_theta_min         2.45
_exptl_absorpt_coefficient_mu    0.370
_exptl_absorpt_correction_T_max  0.929
_exptl_absorpt_correction_T_min  0.929
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.549
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             322
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.323
_refine_diff_density_min         -0.504
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     132
_refine_ls_number_reflns         2135
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0349
_refine_ls_R_factor_gt           0.0322
_refine_ls_shift/su_max          0.009
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0480P)^2^+0.3440P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0874
_refine_ls_wR_factor_ref         0.0894
_reflns_number_gt                1966
_reflns_number_total             2135
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            eCrystal-158.cif
_cod_data_source_block           98scw003
_cod_depositor_comments
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Citation :
Threlfall, Terry L and Hursthouse, Michael B. and Coles, Simon J. and 
Ward, Suzanna C (1998) 
University of Southampton, Crystal Structure Report Archive. 
(doi:10.5258/ecrystals/158)

More at:
http://ecrystals.chem.soton.ac.uk/158/
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_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               1519191