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_4314573
_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            'C66.67 H55.67 B0 N6.33 O9.33'
_chemical_formula_weight         1094.84
_chemical_name_systematic
; 
 tris{4-(4-pyridyl)phenylester)cyclotriguaiacylene acetonitrile water clathrate
;
_space_group_IT_number           159
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'P 3 -2c'
_symmetry_space_group_name_H-M   'P 3 1 c'
_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            6
_cell_length_a                   19.3666(4)
_cell_length_b                   19.3666(4)
_cell_length_c                   28.7185(16)
_cell_measurement_reflns_used    9576
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.07
_cell_measurement_theta_min      2.43
_cell_volume                     9328.2(6)
_computing_cell_refinement       'Bruker APEX 2'
_computing_data_collection       'Bruker APEX 2'
_computing_data_reduction        'Bruker APEX 2'
_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 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0346
_diffrn_reflns_av_sigmaI/netI    0.0169
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            165090
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.21
_exptl_absorpt_coefficient_mu    0.079
_exptl_absorpt_correction_T_max  0.9844
_exptl_absorpt_correction_T_min  0.9615
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.169
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3448
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.082
_refine_diff_density_min         -0.402
_refine_diff_density_rms         0.096
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.4(14)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.091
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     718
_refine_ls_number_reflns         10939
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.091
_refine_ls_R_factor_all          0.0938
_refine_ls_R_factor_gt           0.0763
_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^)+(0.1731P)^2^+2.8592P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2179
_refine_ls_wR_factor_ref         0.2447
_reflns_number_gt                9211
_reflns_number_total             10939
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic901972h_si_001_4.cif
_cod_data_source_block           ligand5clathrate
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal'
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_database_code               4314573