Yttrium germole dianion complexes with Y-Ge bonds.
Liu, Jingjing; Singh, Kalyan; Dutta, Sayan; Feng, Zhongtao; Koley, Debasis; Tan, Gengwen; Wang, Xinping; Dalton transactions (Cambridge, England : 2003) 50 (2021) 5552–5556; doi:10.1039/d1dt00798j

data_7706879
_publ_section_title
;
 Yttrium germole dianion complexes with Y-Ge bonds.
;
_journal_issue                   16
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5552
_journal_page_last               5556
_journal_paper_doi               10.1039/d1dt00798j
_journal_volume                  50
_journal_year                    2021
_chemical_formula_sum            'C44 H78 Ge2 Si4 Y2'
_chemical_formula_weight         1042.42
_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   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2021-03-08 deposited with the CCDC.	2021-03-16 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 114.748(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   11.6017(7)
_cell_length_b                   19.7402(11)
_cell_length_c                   11.7109(8)
_cell_measurement_reflns_used    8523
_cell_measurement_temperature    135(2)
_cell_measurement_theta_max      27.43
_cell_measurement_theta_min      2.18
_cell_volume                     2435.7(3)
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      135(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.984
_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  0.0719
_diffrn_reflns_av_unetI/netI     0.0549
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.984
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            24029
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.984
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.000
_diffrn_reflns_theta_min         1.915
_exptl_absorpt_coefficient_mu    3.708
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.4681
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.421
_exptl_crystal_description       block
_exptl_crystal_F_000             1080
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.160
_exptl_crystal_size_min          0.120
_refine_diff_density_max         1.241
_refine_diff_density_min         -0.892
_refine_diff_density_rms         0.120
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     249
_refine_ls_number_reflns         4788
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0556
_refine_ls_R_factor_gt           0.0434
_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^)+(0.0705P)^2^+1.3454P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1165
_refine_ls_wR_factor_ref         0.1241
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4116
_reflns_number_total             4788
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt00798j2.cif
_cod_data_source_block           3
_cod_depositor_comments
'Adding full bibliography for 7706878--7706880.cif.'
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7706879
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.555
_shelx_estimated_absorpt_t_max   0.665
_shelx_res_checksum              94917