Extremely large cavity assembled by self-interlocking of distorted biconcave porphyrins.
Uno, Hidemitsu; Watanabe, Hikaru; Yamashita, Yuko; Ono, Noboru; Organic & biomolecular chemistry 3 (2005) 448–453; doi:10.1039/b413082k

data_7150018
_publ_section_title
;
 Extremely large cavity assembled by self-interlocking of distorted
 biconcave porphyrins.
;
_journal_issue                   3
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              448
_journal_page_last               453
_journal_paper_doi               10.1039/b413082k
_journal_volume                  3
_journal_year                    2005
_chemical_formula_moiety         'C108 H60 N4 Zn, 12(C6 H6)'
_chemical_formula_sum            'C180 H132 N4 Zn'
_chemical_formula_weight         2416.29
_space_group_IT_number           88
_symmetry_cell_setting           tetragonal
_symmetry_Int_Tables_number      88
_symmetry_space_group_name_Hall  '-I 4ad'
_symmetry_space_group_name_H-M   'I 41/a :2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   19.612(3)
_cell_length_b                   19.612(2)
_cell_length_c                   36.445(8)
_cell_measurement_reflns_used    17988
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.0
_cell_volume                     14018(4)
_computing_cell_refinement       CRYSTALCLEAR
_computing_data_collection       CRYSTALCLEAR
_computing_data_reduction        CrystalStructure
_computing_publication_material  'CrystalStructure 3.6.0'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'DIRDIF99 (ORIENT)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  CCD
_diffrn_measurement_method       w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         '6 kW rotating anode'
_diffrn_radiation_type           MoKa
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0600
_diffrn_reflns_av_sigmaI/netI    0.0825
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       46
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            16256
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         3.05
_exptl_absorpt_coefficient_mu    0.231
_exptl_absorpt_correction_T_max  0.9445
_exptl_absorpt_correction_T_min  0.8835
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
;
Higashi, T. (1999). Program for Absorption Correction.
Rigaku Corporation, Tokyo, Japan.
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.145
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             5080
_exptl_crystal_size_max          0.55
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.829
_refine_diff_density_min         -0.250
_refine_diff_density_rms         0.042
_refine_ls_goodness_of_fit_ref   1.005
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     418
_refine_ls_number_reflns         7994
_refine_ls_number_restraints     453
_refine_ls_restrained_S_all      0.998
_refine_ls_R_factor_all          0.1355
_refine_ls_R_factor_gt           0.0592
_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^)+(0.0650P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1342
_refine_ls_wR_factor_ref         0.1589
_reflns_number_gt                4242
_reflns_number_total             7994
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b413082k.txt
_cod_data_source_block           '__13-12PhH'
_cod_original_sg_symbol_H-M      'I 41/a'
_cod_original_formula_sum        'C180 H132 N4 Zn '
_cod_database_code               7150018