Experimental and computational study of the interplay between C-H/pi and anion-pi interactions.
Quiñonero, David; Deyà, Pere M; Carranza, M. Pilar; Rodríguez, Ana M; Jalón, Félix A; Manzano, Blanca R.; Dalton transactions (Cambridge, England : 2003) 39 (2010) 794–806; doi:10.1039/b915794h

data_7024358
_publ_section_title
;
 Experimental and computational study of the interplay between C-H/pi and
 anion-pi interactions.
;
_journal_issue                   3
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              794
_journal_page_last               806
_journal_paper_doi               10.1039/b915794h
_journal_volume                  39
_journal_year                    2010
_chemical_formula_sum            'C27 H31 B2 Cl2 Cu F8 N16'
_chemical_formula_weight         887.74
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.3380(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.935(7)
_cell_length_b                   23.844(5)
_cell_length_c                   16.316(8)
_cell_measurement_reflns_used    866
_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      18.897
_cell_measurement_theta_min      2.497
_cell_volume                     3865(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX'
_computing_data_reduction        'Bruker SAINT, SADABS, XPREP'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'omega 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  0.1140
_diffrn_reflns_av_sigmaI/netI    0.1803
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            14648
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.12
_exptl_absorpt_coefficient_mu    0.787
_exptl_absorpt_correction_T_max  0.8778
_exptl_absorpt_correction_T_min  0.7541
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.526
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1800
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.683
_refine_diff_density_min         -0.729
_refine_diff_density_rms         0.091
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.958
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     525
_refine_ls_number_reflns         6749
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.958
_refine_ls_R_factor_all          0.1457
_refine_ls_R_factor_gt           0.0831
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0957P)^2^+9.1872P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2075
_refine_ls_wR_factor_ref         0.2454
_reflns_number_gt                3539
_reflns_number_total             6749
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b915794h.txt
_cod_data_source_block           4
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7024358