Unique supramolecular complex of diclofenac: structural robustness, crystal-to-crystal solvent exchange, and mechanochemical synthesis
Zheng, Qixuan; Rood, Samantha L.; Unruh, Daniel K.; Hutchins, Kristin M.; Chemical Communications  (2019) –; doi:10.1039/C9CC03946E

data_7123617
_publ_section_title
;
 Unique supramolecular complex of diclofenac: structural robustness,
 crystal-to-crystal solvent exchange, and mechanochemical synthesis
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC03946E
_journal_year                    2019
_chemical_formula_sum            'C24 H19 Cl2 N5 O2'
_chemical_formula_weight         480.34
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_date             2019-04-29T15:13:11-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2019-05-03 deposited with the CCDC.    2019-06-07 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 94.220(4)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   29.7548(10)
_cell_length_b                   4.76130(10)
_cell_length_c                   34.8524(7)
_cell_measurement_reflns_used    12189
_cell_measurement_temperature    297(2)
_cell_measurement_theta_max      77.176
_cell_measurement_theta_min      2.954
_cell_volume                     4924.2(2)
_computing_cell_refinement       'CrysAlisPro 1.171.40.48a (Rigaku OD, 2019)'
_computing_data_collection       'CrysAlisPro 1.171.40.48a (Rigaku OD, 2019)'
_computing_data_reduction        'CrysAlisPro 1.171.40.48a (Rigaku OD, 2019)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_environment      air
_diffrn_ambient_temperature      297(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 10
_diffrn_detector_type            HyPix
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.963
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'XtaLAB Synergy, Dualflex, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      -0.0387875
_diffrn_orient_matrix_UB_12      -0.1120986
_diffrn_orient_matrix_UB_13      0.0226357
_diffrn_orient_matrix_UB_21      -0.0226219
_diffrn_orient_matrix_UB_22      -0.1256914
_diffrn_orient_matrix_UB_23      -0.0373296
_diffrn_orient_matrix_UB_31      0.0260835
_diffrn_orient_matrix_UB_32      -0.2762509
_diffrn_orient_matrix_UB_33      0.0077957
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0421
_diffrn_reflns_av_unetI/netI     0.0574
_diffrn_reflns_Laue_measured_fraction_full 0.984
_diffrn_reflns_Laue_measured_fraction_max 0.963
_diffrn_reflns_limit_h_max       37
_diffrn_reflns_limit_h_min       -35
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       44
_diffrn_reflns_limit_l_min       -43
_diffrn_reflns_number            24081
_diffrn_reflns_point_group_measured_fraction_full 0.984
_diffrn_reflns_point_group_measured_fraction_max 0.963
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         77.22
_diffrn_reflns_theta_min         2.978
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'PhotonJet (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    2.619
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.038
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
        CrysAlisPro 1.171.40.48a (Rigaku Oxford Diffraction, 2019)
Numerical absorption correction based on gaussian integration over
                        a multifaceted crystal model
        Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear orange'
_exptl_crystal_density_diffrn    1.296
_exptl_crystal_description       needle
_exptl_crystal_F_000             1984
_exptl_crystal_size_max          0.375
_exptl_crystal_size_mid          0.032
_exptl_crystal_size_min          0.017
_refine_diff_density_max         0.473
_refine_diff_density_min         -0.411
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.082
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     382
_refine_ls_number_reflns         4986
_refine_ls_number_restraints     301
_refine_ls_restrained_S_all      1.093
_refine_ls_R_factor_all          0.0614
_refine_ls_R_factor_gt           0.0524
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0994P)^2^+2.0998P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.159
_refine_ls_wR_factor_ref         0.1695
_reflns_Friedel_coverage         0
_reflns_number_gt                4029
_reflns_number_total             4986
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc03946e2.cif
_cod_data_source_block           diclofenac4-4'-APrt
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7123617
_shelx_estimated_absorpt_t_min   0.44
_shelx_estimated_absorpt_t_max   0.957
_platon_squeeze_void_probe_radius 1.20
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              20249
_shelx_fab_checksum              51691