Crystal structure landscape of conformationally flexible organo-fluorine compounds
Mondal, Pradip Kumar; Chopra, Deepak; CrystEngComm 18 (2016) 48–; doi:10.1039/C5CE01721A

data_7223284
_publ_section_title
;
 Crystal structure landscape of conformationally flexible organo-fluorine
 compounds
;
_journal_issue                   1
_journal_name_full               CrystEngComm
_journal_page_first              48
_journal_paper_doi               10.1039/C5CE01721A
_journal_volume                  18
_journal_year                    2016
_chemical_formula_sum            'C13 H7 F4 N O'
_chemical_formula_weight         269.20
_chemical_name_systematic        N-(2,3-difluorophenyl)-2,3-difluorobenzamide
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2015-11-16 deposited with the CCDC.
2015-11-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
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_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.0295(2)
_cell_length_b                   8.8380(4)
_cell_length_c                   24.4547(9)
_cell_measurement_temperature    115(2)
_cell_volume                     1087.03(8)
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      115(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  goniometer
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0549
_diffrn_reflns_av_unetI/netI     0.0418
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            13092
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.283
_diffrn_reflns_theta_min         2.450
_exptl_absorpt_coefficient_mu    0.152
_exptl_absorpt_correction_T_max  0.971
_exptl_absorpt_correction_T_min  0.942
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SABADS
_exptl_crystal_density_diffrn    1.645
_exptl_crystal_description       Block
_exptl_crystal_F_000             544
_exptl_crystal_size_max          0.350
_exptl_crystal_size_mid          0.350
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.378
_refine_diff_density_min         -0.238
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     172
_refine_ls_number_reflns         2700
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.089
_refine_ls_R_factor_all          0.0489
_refine_ls_R_factor_gt           0.0455
_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^)+(0.0686P)^2^+0.3128P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1285
_refine_ls_wR_factor_ref         0.1311
_reflns_Friedel_coverage         0.684
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                2498
_reflns_number_total             2700
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5ce01721a2.cif
_cod_data_source_block           P2323
_cod_depositor_comments
'Adding full bibliography for 7223280--7223294.cif.'
_cod_database_code               7223284
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.949
_shelx_estimated_absorpt_t_max   0.970
_shelx_res_checksum              64824