Tautomeric preference in polymorphs and pseudopolymorphs of succinylsulfathiazole: fast evaporation screening and thermal studies
Bag, Partha Pratim; Kothur, Raghuram Reddy; Malla Reddy, C.; CrystEngComm 16 (2014) 4706–; doi:10.1039/c3ce42159g

data_7215975
_publ_section_title
;
 Tautomeric preference in polymorphs and pseudopolymorphs of
 succinylsulfathiazole: fast evaporation screening and thermal studies
;
_journal_issue                   22
_journal_name_full               CrystEngComm
_journal_page_first              4706
_journal_paper_doi               10.1039/c3ce42159g
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C13 H15 N3 O6 S2'
_chemical_formula_weight         373.40
_chemical_name_common            'Succinylsulfathiazole mono hydrate'
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 94.028(17)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.190(6)
_cell_length_b                   5.1460(14)
_cell_length_c                   19.449(7)
_cell_measurement_reflns_used    6266
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.28
_cell_measurement_theta_min      2.37
_cell_volume                     1616.4(9)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0393
_diffrn_reflns_av_sigmaI/netI    0.0296
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            13143
_diffrn_reflns_theta_full        26.50
_diffrn_reflns_theta_max         26.50
_diffrn_reflns_theta_min         1.26
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.365
_exptl_absorpt_correction_T_max  0.984
_exptl_absorpt_correction_T_min  0.914
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; BRUKER, 2008'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.534
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             776
_exptl_crystal_size_max          0.245
_exptl_crystal_size_mid          0.086
_exptl_crystal_size_min          0.044
_refine_diff_density_max         0.302
_refine_diff_density_min         -0.344
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     237
_refine_ls_number_reflns         3322
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0503
_refine_ls_R_factor_gt           0.0391
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0518P)^2^+0.7429P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1016
_refine_ls_wR_factor_ref         0.1123
_reflns_number_gt                2672
_reflns_number_total             3322
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce42159g.txt
_cod_data_source_block           cmr_ppb_sst_h2o
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7215975