Tripodal 4-Pyridyl-Derived Host Ligands and Their Metallo-Supramolecular Chemistry: Stella Octangula and Bowl-Shaped Assemblies
Tanya K. Ronson; Christopher Carruthers; Julie Fisher; Thierry Brotin; Lindsay P. Harding; Pierre J. Rizkallah; Michaele J. Hardie; Inorganic Chemistry 49 (2010) 675–685; doi:10.1021/ic901972h

data_4314572
_publ_section_title
;
 Tripodal 4-Pyridyl-Derived Host Ligands and Their Metallo-Supramolecular
 Chemistry: Stella Octangula and Bowl-Shaped Assemblies
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              675
_journal_page_last               685
_journal_paper_doi               10.1021/ic901972h
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C42 H39 N3 O6'
_chemical_formula_weight         681.76
_chemical_name_systematic
; 
 Tris(4-pyridylmethyl)cyclotriguaiacylene 
;
_space_group_IT_number           148
_symmetry_cell_setting           rhombohedral
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_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            36
_cell_length_a                   62.828(4)
_cell_length_b                   62.828(4)
_cell_length_c                   9.8070(13)
_cell_measurement_reflns_used    7297
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      21.95
_cell_measurement_theta_min      2.30
_cell_volume                     33525(5)
_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, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker X8 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  0.0928
_diffrn_reflns_av_sigmaI/netI    0.0559
_diffrn_reflns_limit_h_max       73
_diffrn_reflns_limit_h_min       -74
_diffrn_reflns_limit_k_max       74
_diffrn_reflns_limit_k_min       -74
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            157844
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.12
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_T_max  0.9959
_exptl_absorpt_correction_T_min  0.9903
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.216
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             12960
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.725
_refine_diff_density_min         -0.292
_refine_diff_density_rms         0.097
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.080
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     925
_refine_ls_number_reflns         13127
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.080
_refine_ls_R_factor_all          0.1156
_refine_ls_R_factor_gt           0.0598
_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^)+(0.1063P)^2^+102.9081P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1800
_refine_ls_wR_factor_ref         0.2249
_reflns_number_gt                7986
_reflns_number_total             13127
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic901972h_si_001_3.cif
_cod_data_source_block           ligand3b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Rhombohedral' changed to
'rhombohedral' according to the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      'R -3'
_cod_database_code               4314572