Supramolecular Complexes of Sulfadiazine and Pyridines: Reconfigurable Exteriors and Chameleon-like Behavior of Tautomers at the Co-Crystal–Salt Boundary
Elacqua, Elizabeth; Bučar, Dejan-Krešimir; Henry, Rodger F.; Zhang, Geoff G. Z.; MacGillivray, Leonard R.; Crystal Growth & Design 13 (2013) 393–; doi:10.1021/cg301745x

data_4507411
_publ_contact_author             'Leonard R. MacGillivray'
_publ_section_title
;
 Supramolecular Complexes of Sulfadiazine and Pyridines: Reconfigurable
 Exteriors and Chameleon-like Behavior of Tautomers at the
 Co-Crystal--Salt Boundary
;
_journal_issue                   1
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              393
_journal_paper_doi               10.1021/cg301745x
_journal_volume                  13
_journal_year                    2013
_chemical_formula_moiety         'C10 H9 N4 O2 S 1-, C9 H14 N3 1+'
_chemical_formula_sum            'C19 H23 N7 O2 S'
_chemical_formula_weight         413.50
_chemical_name_common            '4-(pyridinium-4-yl)piperazine sulfadiazinide'
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 105.497(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.3362(13)
_cell_length_b                   15.684(2)
_cell_length_c                   13.6864(18)
_cell_measurement_reflns_used    8914
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.386
_cell_measurement_theta_min      2.5995
_cell_volume                     1931.2(4)
_computing_cell_refinement       'Apex2 v2.1-4 (Bruker, 2007)'
_computing_data_collection       'Apex2 v2.1-4 (Bruker, 2007)'
_computing_data_reduction        'Apex2 v2.1-4 (Bruker, 2007)'
_computing_molecular_graphics    'ORTEP-3 for Windows v2.01'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.945
_diffrn_measured_fraction_theta_max 0.945
_diffrn_measurement_device_type  CCD
_diffrn_measurement_method       'omega scan'
_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  0.0286
_diffrn_reflns_av_sigmaI/netI    0.0229
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            22718
_diffrn_reflns_theta_full        28.69
_diffrn_reflns_theta_max         28.69
_diffrn_reflns_theta_min         2.02
_exptl_absorpt_coefficient_mu    0.200
_exptl_absorpt_correction_T_max  0.9802
_exptl_absorpt_correction_T_min  0.9242
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.422
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             872
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.458
_refine_diff_density_min         -0.321
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.867
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     278
_refine_ls_number_reflns         4714
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.867
_refine_ls_R_factor_all          0.0421
_refine_ls_R_factor_gt           0.0354
_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^)+(0.1000P)^2^+0.8016P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1088
_refine_ls_wR_factor_ref         0.1208
_reflns_number_gt                4107
_reflns_number_total             4714
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            cg301745x_si_002.cif
_cod_data_source_block           (SDZ)(4-pypip)
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        1931.2(5)
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               4507411