Rhenium(i) based metallocalix[4]arenes decorated with free functionalized benzimidazolyl units.
Rajakannu, Palanisamy; Elumalai, Palani; Shankar, Bhaskaran; Hussain, Firasat; Sathiyendiran, Malaichamy; Dalton transactions (Cambridge, England : 2003) 42 (2013) 11359–11362; doi:10.1039/c3dt51096d

data_7021745
_publ_section_title
;
 Rhenium(i) based metallocalix[4]arenes decorated with free functionalized
 benzimidazolyl units.
;
_journal_issue                   32
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              11359
_journal_page_last               11362
_journal_paper_doi               10.1039/c3dt51096d
_journal_volume                  42
_journal_year                    2013
_chemical_formula_moiety         'C52 H40 N10 O6 Re2 S3'
_chemical_formula_sum            'C52 H40 N10 O6 Re2 S3'
_chemical_formula_weight         1369.52
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                91.058(3)
_cell_angle_beta                 93.181(3)
_cell_angle_gamma                101.095(3)
_cell_formula_units_Z            2
_cell_length_a                   13.1042(4)
_cell_length_b                   13.4573(4)
_cell_length_c                   14.6018(5)
_cell_measurement_reflns_used    8854
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.00
_cell_measurement_theta_min      3.09
_cell_volume                     2521.85(14)
_computing_cell_refinement       'CrysAlis PRO (Oxford Diffraction, 2007)'
_computing_data_collection       'CrysAlis PRO (Oxford Diffraction, 2007)'
_computing_data_reduction        'CrysAlis PRO (Oxford Diffraction, 2007)'
_computing_molecular_graphics    'PLATON (Spek, 2009)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 15.9853
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Xcalibur Sapphire3 CCD Diffractometer'
_diffrn_measurement_method       'w scan'
_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  0.0320
_diffrn_reflns_av_unetI/netI     0.0351
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            39562
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         3.09
_exptl_absorpt_coefficient_mu    4.981
_exptl_absorpt_correction_T_max  0.30
_exptl_absorpt_correction_T_min  0.26
_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            yellow
_exptl_crystal_density_diffrn    1.804
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1336
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.818
_refine_diff_density_min         -0.698
_refine_diff_density_rms         0.096
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     664
_refine_ls_number_reflns         12108
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.0365
_refine_ls_R_factor_gt           0.0267
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0225P)^2^+1.4340P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0552
_refine_ls_wR_factor_ref         0.0597
_reflns_number_gt                10181
_reflns_number_total             12108
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c3dt51096d.txt
_cod_data_source_block           shelxl
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7021745