fac-Re(CO)<sub>3</sub>-based neutral heteroleptic tetrahedrons.
Arumugam, Ramar; Shankar, Bhaskaran; Soumya, K. R.; Sathiyendiran, Malaichamy; Dalton transactions (Cambridge, England : 2003) 48 (2019) 7425–7431; doi:10.1039/c8dt05065a

data_7049671
_publ_section_title
;
 fac-Re(CO)<sub>3</sub>-based neutral heteroleptic tetrahedrons.
;
_journal_issue                   21
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7425
_journal_page_last               7431
_journal_paper_doi               10.1039/c8dt05065a
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C148 H92 N16 O24 Re4'
_chemical_formula_sum            'C148 H92 N16 O24 Re4'
_chemical_formula_weight         3223.17
_space_group_crystal_system      orthorhombic
_space_group_IT_number           56
_space_group_name_Hall           '-P 2ab 2ac'
_space_group_name_H-M_alt        'P c c n'
_symmetry_space_group_name_Hall  '-P 2ab 2ac'
_symmetry_space_group_name_H-M   'P c c n'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-04-06 deposited with the CCDC.    2019-04-11 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   18.7918(6)
_cell_length_b                   23.7918(7)
_cell_length_c                   35.3639(11)
_cell_measurement_reflns_used    9772
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.69
_cell_measurement_theta_min      2.46
_cell_volume                     15810.9(8)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0470
_diffrn_reflns_av_unetI/netI     0.0334
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       43
_diffrn_reflns_limit_l_min       -42
_diffrn_reflns_number            75563
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.694
_diffrn_reflns_theta_min         2.168
_exptl_absorpt_coefficient_mu    3.118
_exptl_absorpt_correction_T_max  0.789
_exptl_absorpt_correction_T_min  0.706
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Green
_exptl_crystal_density_diffrn    1.354
_exptl_crystal_description       Block
_exptl_crystal_F_000             6336
_exptl_crystal_size_max          0.120
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.080
_refine_diff_density_max         1.691
_refine_diff_density_min         -1.463
_refine_diff_density_rms         0.100
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.046
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     938
_refine_ls_number_reflns         14987
_refine_ls_number_restraints     222
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0497
_refine_ls_R_factor_gt           0.0369
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0261P)^2^+67.3488P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0793
_refine_ls_wR_factor_ref         0.0858
_reflns_Friedel_coverage         0.000
_reflns_number_gt                12436
_reflns_number_total             14987
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8dt05065a2.cif
_cod_data_source_block           Complex5
_cod_depositor_comments
'Adding full bibliography for 7049668--7049673.cif.'
_cod_database_code               7049671
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.706
_shelx_estimated_absorpt_t_max   0.789
_shelx_res_checksum              29667
_shelx_fab_checksum              55443