Spheroid metallocavitands with eight calixarene-shaped receptors on the surface.
Shankar, Bhaskaran; Elumalai, Palani; Deval Sathiyashivan, Shankar; Sathiyendiran, Malaichamy; Inorganic chemistry 53 (2014) 10018–10020; doi:10.1021/ic5014895

data_4341483
_publ_section_title
;
 Spheroid metallocavitands with eight calixarene-shaped receptors on the
 surface.
;
_journal_issue                   19
_journal_name_full               'Inorganic chemistry'
_journal_page_first              10018
_journal_page_last               10020
_journal_paper_doi               10.1021/ic5014895
_journal_volume                  53
_journal_year                    2014
_chemical_formula_moiety         'C128 H90 N24 O19 Re6'
_chemical_formula_sum            'C128 H90 N24 O19 Re6'
_chemical_formula_weight         3385.44
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_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                90.00
_cell_formula_units_Z            4
_cell_length_a                   25.9609(5)
_cell_length_b                   16.7409(4)
_cell_length_c                   27.4125(6)
_cell_measurement_reflns_used    22123
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      26.37
_cell_measurement_theta_min      2.99
_cell_volume                     11913.7(4)
_computing_cell_refinement       'CrysAlis RED (Oxford, 2011)'
_computing_data_collection       'CrysAlis RED (Oxford, 2011)'
_computing_data_reduction        'CrysAlis RED (Oxford, 2011)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 15.9853
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Sapphire3'
_diffrn_measurement_method       'w 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  0.0584
_diffrn_reflns_av_sigmaI/netI    0.0394
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            170369
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         2.99
_exptl_absorpt_coefficient_mu    6.151
_exptl_absorpt_correction_T_max  0.3878
_exptl_absorpt_correction_T_min  0.2289
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET)
(compiled Jan 20 2011,15:58:25)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.887
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             6512
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.907
_refine_diff_density_min         -0.614
_refine_diff_density_rms         0.115
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           fullcycle
_refine_ls_number_parameters     1594
_refine_ls_number_reflns         24332
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0343
_refine_ls_R_factor_gt           0.0291
_refine_ls_shift/su_max          0.073
_refine_ls_shift/su_mean         0.011
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0207P)^2^+12.8758P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0537
_refine_ls_wR_factor_ref         0.0555
_reflns_number_gt                22574
_reflns_number_total             24332
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ic5014895_si_006.cif
_cod_data_source_block           1a
_cod_original_sg_symbol_H-M      Pca21
_cod_database_code               4341483