Weak non-covalent interactions control the relative molecular orientation in the crystals of N-pentafluorobenzyl aniline derivatives
Albrecht, Markus; Müller, Michael; Valkonen, Arto; Rissanen, Kari; CrystEngComm 12 (2010) 3698–; doi:10.1039/c003636f

data_7212686
_publ_section_title
;
 Weak non-covalent interactions control the relative molecular orientation
 in the crystals of N-pentafluorobenzyl aniline derivatives
;
_journal_issue                   11
_journal_name_full               CrystEngComm
_journal_page_first              3698
_journal_paper_doi               10.1039/c003636f
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety         'C13 H8 Br F5 N, Br'
_chemical_formula_sum            'C13 H8 Br2 F5 N'
_chemical_formula_weight         433.02
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.77800(10)
_cell_length_b                   24.2111(5)
_cell_length_c                   7.79200(10)
_cell_measurement_reflns_used    2144
_cell_measurement_temperature    123.0(1)
_cell_measurement_theta_max      28.283
_cell_measurement_theta_min      0.407
_cell_volume                     1467.34(4)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Bruker, 2004)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material
'SHELXL-97; MERCURY (Macrae, <i>et al.</i>, 2006)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR-2002 (Burla, et al., 2003)'
_diffrn_ambient_temperature      123.0(1)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker Kappa APEX-II'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0720
_diffrn_reflns_av_sigmaI/netI    0.0554
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            15140
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.52
_exptl_absorpt_coefficient_mu    5.570
_exptl_absorpt_correction_T_max  0.6376
_exptl_absorpt_correction_T_min  0.3860
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs (Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.960
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             832
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.544
_refine_diff_density_min         -0.443
_refine_diff_density_rms         0.095
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.120(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     197
_refine_ls_number_reflns         2584
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0419
_refine_ls_R_factor_gt           0.0352
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+2.9818P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0669
_refine_ls_wR_factor_ref         0.0691
_reflns_number_gt                2319
_reflns_number_total             2584
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c003636f.txt
_cod_data_source_block           mm-82-7
_cod_original_sg_symbol_H-M      Pca21
_cod_database_code               7212686