Piroxicam–clonixin drug–drug cocrystal solvates with enhanced hydration stability
Li, Duanxiu; Li, Jiong; Deng, Zongwu; Zhang, Hailu; CrystEngComm 21 (2019) 4145–; doi:10.1039/C9CE00666D

data_7232920
_publ_section_title
;
 Piroxicam--clonixin drug--drug cocrystal solvates with enhanced hydration
 stability
;
_journal_issue                   28
_journal_name_full               CrystEngComm
_journal_page_first              4145
_journal_paper_doi               10.1039/C9CE00666D
_journal_volume                  21
_journal_year                    2019
_chemical_formula_moiety         'C15 H13 N3 O4 S, C13 H11 Cl N2 O2, C3 H6 O'
_chemical_formula_sum            'C31 H30 Cl N5 O7 S'
_chemical_formula_weight         652.11
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2017/1
_audit_update_record
;
2019-04-30 deposited with the CCDC.    2019-06-20 downloaded from the CCDC.
;
_cell_angle_alpha                69.237(2)
_cell_angle_beta                 81.657(2)
_cell_angle_gamma                77.712(2)
_cell_formula_units_Z            2
_cell_length_a                   7.3032(5)
_cell_length_b                   14.0521(8)
_cell_length_c                   15.9432(11)
_cell_measurement_reflns_used    6978
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      27.32
_cell_measurement_theta_min      2.66
_cell_volume                     1490.51(17)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-2017/1 (Sheldrick, 2017)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0765
_diffrn_reflns_av_unetI/netI     0.0638
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            23478
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.250
_diffrn_reflns_theta_min         2.408
_exptl_absorpt_coefficient_mu    0.256
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS,(Sheldrick 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.453
_exptl_crystal_description       block
_exptl_crystal_F_000             680
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.080
_exptl_transmission_factor_max   0.7456
_exptl_transmission_factor_min   0.5702
_refine_diff_density_max         0.383
_refine_diff_density_min         -0.405
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.996
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     434
_refine_ls_number_reflns         5375
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.996
_refine_ls_R_factor_all          0.0781
_refine_ls_R_factor_gt           0.0506
_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^)+(0.1000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1368
_refine_ls_wR_factor_ref         0.1504
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4015
_reflns_number_total             5375
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9ce00666d2.cif
_cod_data_source_block           T_CCDC1
_cod_depositor_comments
'Adding full bibliography for 7232919--7232923.cif.'
_cod_database_code               7232920
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_min   0.941
_shelx_estimated_absorpt_t_max   0.980
_shelx_res_checksum              26290