Physical stability enhancement and antimicrobial properties of a sodium ionic cocrystal with theophylline
Majodina, Siphumelele; Ndima, Lubabalo; Abosede, Olufunso O.; Hosten, Eric C.; Lorentino, Carolline M. A.; Frota, Heloísa F.; Sangenito, Leandro S.; Branquinha, Marta H.; Santos, André L. S.; Ogunlaja, Adeniyi S.; CrystEngComm 23 (2021) 335–352; doi:10.1039/D0CE01387K

data_7241581
_publ_section_title
;
 Physical stability enhancement and antimicrobial properties of a sodium
 ionic cocrystal with theophylline
;
_journal_issue                   2
_journal_name_full               CrystEngComm
_journal_page_first              335
_journal_page_last               352
_journal_paper_doi               10.1039/D0CE01387K
_journal_volume                  23
_journal_year                    2021
_chemical_formula_moiety         'C14 H20 Cl N8 Na O10'
_chemical_formula_sum            'C14 H20 Cl N8 Na O10'
_chemical_formula_weight         518.82
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2020-04-16 deposited with the CCDC.	2020-11-12 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 92.531(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   20.7314(7)
_cell_length_b                   9.6579(3)
_cell_length_c                   10.6217(4)
_cell_measurement_reflns_used    9919
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      28.29
_cell_measurement_theta_min      2.81
_cell_volume                     2124.62(13)
_computing_cell_refinement       'APEX2 v2011.4-1 (Bruker AXS)'
_computing_data_collection       'Bruker Instrument Service v2011.4.0.0'
_computing_data_reduction        'SAINT V7.68A (Bruker AXS, 2009)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 2012)'
_computing_publication_material
'PLATON (Spek, 2009) and MERCURY (Macrae, 2008)'
_computing_structure_refinement
'SHELXL-2018/3 (Sheldrick, 2015) and ShelXle (H\"ubschle, 2011)'
_computing_structure_solution    'SHELXT-2018/2 (Sheldrick, 2015)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0207
_diffrn_reflns_av_unetI/netI     0.0135
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            19274
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.329
_diffrn_reflns_theta_min         1.967
_exptl_absorpt_coefficient_mu    0.273
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9370
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.622
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1072
_exptl_crystal_size_max          0.563
_exptl_crystal_size_mid          0.486
_exptl_crystal_size_min          0.306
_refine_diff_density_max         0.376
_refine_diff_density_min         -0.243
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     191
_refine_ls_number_reflns         2644
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0379
_refine_ls_R_factor_gt           0.0325
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0508P)^2^+1.5510P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0908
_refine_ls_wR_factor_ref         0.0951
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2313
_reflns_number_total             2644
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0ce01387k2.cif
_cod_data_source_block           ia360
_cod_depositor_comments
'Adding full bibliography for 7241580--7241582.cif.'
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7241581
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.862
_shelx_estimated_absorpt_t_max   0.921
_shelx_res_checksum              44147