2-Amino-5-nitrobenzoic acid
Odabaşoğlu, Hakkı Yasin; Büyükgüngör, Orhan; Avinç, Osman Ozan; Odabaşoğlu, Mustafa; Acta Crystallographica Section E 68 (2012) o511–; doi:10.1107/S1600536812002474

data_2233444
_publ_section_title
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 2-Amino-5-nitrobenzoic acid
;
_journal_coeditor_code           FK2050
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o511
_journal_paper_doi               10.1107/S1600536812002474
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C7 H6 N2 O4'
_chemical_formula_moiety         'C7 H6 N2 O4'
_chemical_formula_sum            'C7 H6 N2 O4'
_chemical_formula_weight         182.14
_chemical_name_common            '5-Nitroantranilic acid'
_chemical_name_systematic
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2-Amino-5-nitrobenzoic acid
;
_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   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 92.210(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   3.7026(3)
_cell_length_b                   17.4638(16)
_cell_length_c                   11.6953(10)
_cell_measurement_reflns_used    4323
_cell_measurement_temperature    296
_cell_measurement_theta_max      27.96
_cell_measurement_theta_min      1.74
_cell_volume                     755.67(11)
_computing_cell_refinement       'X-AREA (Stoe & Cie, 2002)'
_computing_data_collection       'X-AREA (Stoe & Cie, 2002)'
_computing_data_reduction        'X-RED32 (Stoe & Cie, 2002)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296
_diffrn_detector_area_resol_mean 6.67
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Stoe IPDS II'
_diffrn_measurement_method       'rotation method'
_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  0.0769
_diffrn_reflns_av_sigmaI/netI    0.0782
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5176
_diffrn_reflns_theta_full        26.49
_diffrn_reflns_theta_max         26.49
_diffrn_reflns_theta_min         2.10
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.134
_exptl_absorpt_correction_T_max  0.992
_exptl_absorpt_correction_T_min  0.964
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   '(X-RED32; Stoe & Cie, 2002)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.601
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             376
_exptl_crystal_size_max          0.550
_exptl_crystal_size_mid          0.227
_exptl_crystal_size_min          0.060
_refine_diff_density_max         0.177
_refine_diff_density_min         -0.149
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.992
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     118
_refine_ls_number_reflns         1567
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.992
_refine_ls_R_factor_all          0.1268
_refine_ls_R_factor_gt           0.0636
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0486P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1085
_refine_ls_wR_factor_ref         0.1273
_reflns_number_gt                884
_reflns_number_total             1567
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            fk2050.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:

'_atom_sites_solution_hydrogens' value 'geom and difmap' was changed
to 'mixed'.

Automatic conversion script
Id: cif_fix_values 6452 2018-10-05 10:23:21Z andrius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2233444
_cod_database_fobs_code          2233444