A comprehensive understanding of the synthons involving C–H⋯F–C hydrogen bond(s) from structural and computational analyses
Kaur, Gurpreet; Choudhury, Angshuman Roy; CrystEngComm 17 (2015) 2949–; doi:10.1039/C5CE00215J

data_7219812
_publ_section_title
;
 A comprehensive understanding of the synthons involving C--H&#x22EF;F--C
 hydrogen bond(s) from structural and computational analyses
;
_journal_issue                   15
_journal_name_full               CrystEngComm
_journal_page_first              2949
_journal_paper_doi               10.1039/C5CE00215J
_journal_volume                  17
_journal_year                    2015
_chemical_formula_moiety         'C13 H7 F4 N'
_chemical_formula_sum            'C13 H7 F4 N'
_chemical_formula_weight         253.2
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      9
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2015-01-29T11:16:59-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2015-01-29 deposited with the CCDC.
2015-03-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 99.000(5)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   7.004(3)
_cell_length_b                   30.750(13)
_cell_length_c                   10.041(4)
_cell_measurement_reflns_used    1881
_cell_measurement_temperature    100
_cell_measurement_theta_max      24.43
_cell_measurement_theta_min      2.44
_cell_volume                     2135.9(15)
_computing_data_reduction        'SAINT v7.68A (Bruker, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'XS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0316
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -3
_diffrn_reflns_limit_k_max       36
_diffrn_reflns_limit_k_min       -36
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            5980
_diffrn_reflns_point_group_measured_fraction_full 0.717
_diffrn_reflns_point_group_measured_fraction_max 0.717
_diffrn_reflns_theta_full        25.023
_diffrn_reflns_theta_max         25.023
_diffrn_reflns_theta_min         2.444
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.142
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.6814
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
        SADABS-2008/1 (Bruker,2008) was used for absorption correction.
        wR2(int) was 0.0556 before and 0.0443 after correction.
        The Ratio of minimum to maximum transmission is 0.9133.
        The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.575
_exptl_crystal_description       THIN
_exptl_crystal_F_000             1024
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.153
_refine_diff_density_min         -0.209
_refine_diff_density_rms         0.04
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.023
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         2697
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.023
_refine_ls_R_factor_all          0.0397
_refine_ls_R_factor_gt           0.0318
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0363P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0671
_refine_ls_wR_factor_ref         0.0704
_reflns_number_gt                2393
_reflns_number_total             2697
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5ce00215j2.cif
_cod_data_source_block           82
_cod_depositor_comments
'Adding full bibliography for 7219787--7219816.cif.'
_cod_database_code               7219812
_shelx_estimated_absorpt_t_min   0.972
_shelx_estimated_absorpt_t_max   0.986