Thermodynamic Characterization of Halide-π Interactions in Solution Using "Two-Wall" Aryl Extended Calix[4]pyrroles as Model System.
Adriaenssens, Louis; Gil-Ramírez, Guzmán; Frontera, Antonio; Quiñonero, David; Escudero-Adán, Eduardo C; Ballester, Pablo; Journal of the American Chemical Society 136 (2014) 3208–; doi:10.1021/ja412098v

data_4120661
_publ_section_title
;
 Thermodynamic Characterization of Halide-\p Interactions in Solution
 Using &quot;Two-Wall&quot; Aryl Extended Calix[4]pyrroles as Model
 System.
;
_journal_issue                   8
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              3208
_journal_paper_doi               10.1021/ja412098v
_journal_volume                  136
_journal_year                    2014
_chemical_formula_sum            'C46 H59 Cl N6 O2'
_chemical_formula_weight         763.44
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                84.139(3)
_cell_angle_beta                 71.702(2)
_cell_angle_gamma                85.832(3)
_cell_formula_units_Z            4
_cell_length_a                   14.492(2)
_cell_length_b                   15.192(2)
_cell_length_c                   20.462(3)
_cell_measurement_temperature    173(2)
_cell_volume                     4250.9(10)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.964
_diffrn_measured_fraction_theta_max 0.930
_diffrn_measurement_device_type  'CCD area detector Bruker Apex'
_diffrn_measurement_method       'phi and 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  0.0874
_diffrn_reflns_av_sigmaI/netI    0.1470
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            48814
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.25
_diffrn_reflns_theta_min         1.05
_exptl_absorpt_coefficient_mu    0.134
_exptl_absorpt_correction_T_max  0.989
_exptl_absorpt_correction_T_min  0.911
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.193
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       neddle
_exptl_crystal_F_000             1640
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.531
_refine_diff_density_min         -0.302
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.979
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1017
_refine_ls_number_reflns         19550
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.979
_refine_ls_R_factor_all          0.1813
_refine_ls_R_factor_gt           0.0768
_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^)+(0.0716P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1493
_refine_ls_wR_factor_ref         0.1963
_reflns_number_gt                9196
_reflns_number_total             19550
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja412098v_si_003.cif
_cod_data_source_block           guz5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        4250.8(11)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4120661