Bis(2-pyridyl)ditellane as a precursor to CoII, CuI and CuII complex formation: structural characterization and photocatalytic studies
da Silva, Felipe Dornelles; Bortolotto, Tanize; Tirloni, Bárbara; Daudt, Natália de Freitas; Lang, Ernesto Schulz; Cargnelutti, Roberta; New Journal of Chemistry 46 (2022) 18165–18172; doi:10.1039/D2NJ02761E

data_7061872
_publ_section_title
;
 Bis(2-pyridyl)ditellane as a precursor to CoII, CuI and CuII complex
 formation: structural characterization and photocatalytic studies
;
_journal_issue                   38
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              18165
_journal_page_last               18172
_journal_paper_doi               10.1039/D2NJ02761E
_journal_volume                  46
_journal_year                    2022
_chemical_formula_moiety         'C20 H16 Cl4 Cu2 N4 O2 Te2'
_chemical_formula_sum            'C20 H16 Cl4 Cu2 N4 O2 Te2'
_chemical_formula_weight         868.45
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-07-28 deposited with the CCDC.	2022-08-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 94.930(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   20.7062(16)
_cell_length_b                   8.3237(6)
_cell_length_c                   14.6386(12)
_cell_measurement_reflns_used    6754
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.16
_cell_measurement_theta_min      2.79
_cell_volume                     2513.7(3)
_computing_cell_refinement       'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_data_collection       'APEX3 v2017.3-0 (Bruker AXS Inc., 2017)'
_computing_data_reduction        'SAINT V8.38A (Bruker AXS Inc., 2016)'
_computing_molecular_graphics    'shelXle (C.B. Huebschle, rev 833)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker D8 Venture Photon 100'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0414
_diffrn_reflns_av_unetI/netI     0.0394
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.992
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            11827
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.992
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.165
_diffrn_reflns_theta_min         2.793
_exptl_absorpt_coefficient_mu    4.420
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.5923
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;   
SADABS-2016/2 (Bruker,2016/2) was used for the multi-scan absorption correction.
;
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    2.295
_exptl_crystal_description       block
_exptl_crystal_F_000             1640
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.925
_refine_diff_density_min         -1.117
_refine_diff_density_rms         0.210
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.167
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     154
_refine_ls_number_reflns         2778
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.167
_refine_ls_R_factor_all          0.0528
_refine_ls_R_factor_gt           0.0409
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+89.1203P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0952
_refine_ls_wR_factor_ref         0.0992
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2348
_reflns_number_total             2778
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2nj02761e2.cif
_cod_data_source_block           Compound_4
_cod_depositor_comments
'Adding full bibliography for 7061871--7061874.cif.'
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7061872
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              77245