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_7219816
_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           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2014-06-06T14:32:00-00:00
_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                 99.046(4)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   7.092(2)
_cell_length_b                   30.276(10)
_cell_length_c                   10.124(3)
_cell_measurement_reflns_used    3678
_cell_measurement_temperature    100
_cell_measurement_theta_max      26.97
_cell_measurement_theta_min      2.44
_cell_volume                     2146.8(11)
_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  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 1
_diffrn_measured_fraction_theta_max 1
_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  0.049
_diffrn_reflns_limit_h_max       3
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       38
_diffrn_reflns_limit_k_min       -37
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            13669
_diffrn_reflns_theta_full        27.1
_diffrn_reflns_theta_max         27.1
_diffrn_reflns_theta_min         2.15
_diffrn_source                   'fine-focus sealed tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.141
_exptl_absorpt_correction_T_max  0.746
_exptl_absorpt_correction_T_min  0.4409
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
        SADABS-2008/1 (Bruker,2008) was used for absorption correction.
        wR2(int) was 0.0963 before and 0.0557 after correction.
        The Ratio of minimum to maximum transmission is 0.5910.
        The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_density_diffrn    1.567
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1024
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.244
_refine_diff_density_min         -0.273
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         4719
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.0672
_refine_ls_R_factor_gt           0.0436
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0554P)^2^+0.3098P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.103
_refine_ls_wR_factor_ref         0.1149
_reflns_number_gt                3430
_reflns_number_total             4719
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ce00215j2.cif
_cod_data_source_block           84
_cod_depositor_comments
'Adding full bibliography for 7219787--7219816.cif.'
_cod_original_cell_volume        2146.6(12)
_cod_database_code               7219816