Eight salt forms of sulfadiazine.
Buist, Amanda R.; Dennany, Lynn; Kennedy, Alan R.; Manzie, Craig; McPhie, Katherine; Walker, Brandon; Acta crystallographica. Section C, Structural chemistry 70 (2014) 900–907; doi:10.1107/S2053229614018725

data_2311830
_publ_section_title
;
 Eight salt forms of sulfadiazine.
;
_journal_coeditor_code           LG3144
_journal_issue                   'Pt 9'
_journal_name_full
'Acta crystallographica. Section C, Structural chemistry'
_journal_page_first              900
_journal_page_last               907
_journal_paper_doi               10.1107/S2053229614018725
_journal_volume                  70
_journal_year                    2014
_chemical_formula_iupac          'C10 H11 N4 O2 S +, Br -, H2 O'
_chemical_formula_moiety         'C10 H11 N4 O2 S +, Br -, H2 O'
_chemical_formula_sum            'C10 H13 Br N4 O3 S'
_chemical_formula_weight         349.21
_chemical_name_systematic
;
2-{[(4-Azaniumylphenyl)sulfonyl]azanidyl}pyrimidin-1-ium  bromide monohydrate
;
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
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_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
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_cell_length_b                   5.6295(2)
_cell_length_c                   21.0659(6)
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_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      29.8208
_cell_measurement_theta_min      3.1714
_cell_volume                     1401.09(7)
_computing_cell_refinement       'CrysAlis PRO (Oxford Diffraction, 2010)'
_computing_data_collection       'CrysAlis PRO (Oxford Diffraction, 2010)'
_computing_data_reduction        'CrysAlis PRO (Oxford Diffraction, 2010)'
_computing_molecular_graphics
;
ORTEP-3 for Windows (Farrugia, 2012)
;
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur E'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
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_diffrn_reflns_limit_h_min       -15
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_diffrn_reflns_limit_k_min       -6
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_diffrn_reflns_limit_l_min       -25
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_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         28.00
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_exptl_absorpt_correction_T_min  0.61596
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_exptl_absorpt_process_details
;
(CrysAlis PRO; Oxford Diffraction, 2010)
;
_exptl_crystal_colour            colourless
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_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
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_exptl_crystal_size_max          0.30
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_refine_ls_number_reflns         3353
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_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.0378
_refine_ls_R_factor_gt           0.0289
_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^)+(0.0308P)^2^+0.9997P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_threshold_expression     I>2\s(I)
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_cod_database_code               2311830