Exploring weak noncovalent interactions in a few halo-substituted quinolones.
Kumar, Satyanand; Kumar, Ravi; Mishra, Rakesh K.; Awasthi, Satish Kumar; RSC advances 15 (2025) 37216–37225; doi:10.1039/d5ra03605d

data_7251371
_publ_section_title
;
 Exploring weak noncovalent interactions in a few halo-substituted
 quinolones.
;
_journal_issue                   44
_journal_name_full               'RSC advances'
_journal_page_first              37216
_journal_page_last               37225
_journal_paper_doi               10.1039/d5ra03605d
_journal_volume                  15
_journal_year                    2025
_chemical_formula_moiety         'C15 H11 Cl F N4 O3'
_chemical_formula_sum            'C15 H11 Cl F N4 O3'
_chemical_formula_weight         349.73
_chemical_name_common            QUINOLONE
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_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
_audit_update_record
;
2015-10-19 deposited with the CCDC.	2025-09-09 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 108.764(17)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.8502(14)
_cell_length_b                   20.148(3)
_cell_length_c                   9.0629(14)
_cell_measurement_reflns_used    4145
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.200
_cell_measurement_theta_min      0.918
_cell_volume                     1530.2(4)
_computing_cell_refinement       'CrysAlis PRO (Oxford diffraction 2009)'
_computing_data_collection       'CrysAlis PRO (Oxford diffraction 2009)'
_computing_data_reduction        'CrysAlis PRO'
_computing_molecular_graphics    'Mercury   (Macrae, et al. 2006)'
_computing_publication_material  'publCIF (Westrip, 2010)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'OXFORD DIFFRACTION XCALIBUR SAPPHIRE3'
_diffrn_measurement_method       \W
_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  0.1279
_diffrn_reflns_av_sigmaI/netI    0.2325
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            10764
_diffrn_reflns_theta_full        29.20
_diffrn_reflns_theta_max         29.20
_diffrn_reflns_theta_min         2.98
_diffrn_standards_decay_%        numb
_diffrn_standards_interval_count numb
_diffrn_standards_interval_time  numb
_diffrn_standards_number         numb
_exptl_absorpt_coefficient_mu    0.284
_exptl_absorpt_correction_T_max  0.972
_exptl_absorpt_correction_T_min  0.934
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrysAlis PRO; Oxford Diffraction, 2009)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.518
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       nidle
_exptl_crystal_F_000             716.0
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.394
_refine_diff_density_min         -0.369
_refine_diff_density_rms         0.079
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.960
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         3622
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.960
_refine_ls_R_factor_all          0.2713
_refine_ls_R_factor_gt           0.0896
_refine_ls_shift/su_max          0.00
_refine_ls_shift/su_mean         0.00
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1018P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1878
_refine_ls_wR_factor_ref         0.3029
_reflns_number_gt                2136
_reflns_number_total             2895
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            d5ra03605d2.cif
_cod_data_source_block           12_CCDC1
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7251371