Intramolecular donor-stabilized tetra-coordinated germanium(iv) di-cations and their Lewis acidic properties.
Peddi, Balakrishna; Khan, Souvik; Gonnade, Rajesh G.; Yildiz, Cem B.; Majumdar, Moumita; Chemical science 14 (2023) 13755–13764; doi:10.1039/d3sc03717g

data_1570325
_publ_section_title
;
 Intramolecular donor-stabilized tetra-coordinated germanium(iv)
 di-cations and their Lewis acidic properties.
;
_journal_issue                   47
_journal_name_full               'Chemical science'
_journal_page_first              13755
_journal_page_last               13764
_journal_paper_doi               10.1039/d3sc03717g
_journal_volume                  14
_journal_year                    2023
_chemical_formula_moiety         'C50 H42 Ge P2'
_chemical_formula_sum            'C50 H42 Ge P2'
_chemical_formula_weight         777.36
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2023-07-16 deposited with the CCDC.	2023-11-16 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 93.001(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.221(3)
_cell_length_b                   18.490(4)
_cell_length_c                   16.895(4)
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_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.10
_cell_measurement_theta_min      2.38
_cell_volume                     3812.5(15)
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      150(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  0.0547
_diffrn_reflns_av_unetI/netI     0.0253
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            72290
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.082
_diffrn_reflns_theta_max         25.082
_diffrn_reflns_theta_min         1.999
_exptl_absorpt_coefficient_mu    0.923
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6326
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2016)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.354
_exptl_crystal_description       block
_exptl_crystal_F_000             1616
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.599
_refine_diff_density_min         -0.612
_refine_diff_density_rms         0.065
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     483
_refine_ls_number_reflns         6754
_refine_ls_number_restraints     8
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.0440
_refine_ls_R_factor_gt           0.0356
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0442P)^2^+5.5913P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0901
_refine_ls_wR_factor_ref         0.0951
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5851
_reflns_number_total             6754
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3sc03717g2.cif
_cod_data_source_block           TRY_a_CCDC4
_cod_depositor_comments
'Adding full bibliography for 1570312--1570327.cif.'
_cod_original_cell_volume        3812.3(15)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               1570325
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              52402