Encapsulation of a (H~3~O~2~)^-^ Unit in the Aromatic Core of a Calix[6]arene Closed by Two Zn(II) Ions at the Small and Large Rims
D.Coquiere; J.Marrot; O.Reinaud; Chemical Communications  (2006) –; doi:10.1039/b608203c

data_7101403
_publ_section_title
;
Encapsulation of a (H~3~O~2~)^-^ Unit in the Aromatic Core of a
Calix[6]arene Closed by Two Zn(II) Ions at the Small and Large Rims
;
_journal_issue                   37
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/b608203c
_journal_year                    2006
_chemical_formula_sum            'C72 H87 Cl3 N9 O21 Zn2'
_chemical_formula_weight         1651.60
_chemical_name_systematic
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?
;
_space_group_IT_number           173
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  'P 6c'
_symmetry_space_group_name_H-M   'P 63'
_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                120.00
_cell_formula_units_Z            2
_cell_length_a                   18.9573(7)
_cell_length_b                   18.9573(7)
_cell_length_c                   12.5640(7)
_cell_measurement_reflns_used    4089
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.62
_cell_measurement_theta_min      2.48
_cell_volume                     3910.3(3)
_computing_cell_refinement       'Bruker APEX2'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_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      100(2)
_diffrn_detector_area_resol_mean 512x512
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_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  0.1492
_diffrn_reflns_av_sigmaI/netI    0.0503
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            61565
_diffrn_reflns_theta_full        22.47
_diffrn_reflns_theta_max         22.47
_diffrn_reflns_theta_min         1.24
_exptl_absorpt_coefficient_mu    0.793
_exptl_absorpt_correction_T_max  0.9690
_exptl_absorpt_correction_T_min  0.9249
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, V2.10)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.403
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parallelepiped
_exptl_crystal_F_000             1722
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.792
_refine_diff_density_min         -1.451
_refine_diff_density_rms         0.217
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.09(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     336
_refine_ls_number_reflns         3394
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.1342
_refine_ls_R_factor_gt           0.1031
_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^)+(0.1966P)^2^+9.4044P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2737
_refine_ls_wR_factor_ref         0.3044
_reflns_number_gt                2561
_reflns_number_total             3394
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b608203c.txt
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Hexagonal' changed to 'hexagonal'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_original_sg_symbol_H-M      P6(3)
_cod_database_code               7101403