An α-diiminato germylene family: syntheses, structures, and reactivity towards C-C coupled digermylene and digermylene oxide
Liu, Jingjing; Shang, Jianxuan; Wei, Jing; Gao, Fangfang; Hou, Lei; Zeng, FanLong; Li, Anyang; Wang, Wenyuan; Dalton Transactions  (2022) –; doi:10.1039/D2DT00981A

data_7710142
_publ_section_title
;
 An \a-diiminato germylene family: syntheses, structures, and reactivity
 towards C-C coupled digermylene and digermylene oxide
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D2DT00981A
_journal_year                    2022
_chemical_formula_moiety         'C30 H42 Ge N2'
_chemical_formula_sum            'C30 H42 Ge N2'
_chemical_formula_weight         503.24
_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
_atom_sites_solution_primary     iterative
_audit_creation_date             2018-12-11
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2022-01-30 deposited with the CCDC.	2022-05-02 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 121.120(7)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   31.977(6)
_cell_length_b                   11.392(2)
_cell_length_c                   18.293(4)
_cell_measurement_reflns_used    9990
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      26.41
_cell_measurement_theta_min      2.60
_cell_volume                     5705(2)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'olex2.solve (Bourhis et al., 2015)'
_diffrn_ambient_temperature      153.15
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0390
_diffrn_reflns_av_unetI/netI     0.0250
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       39
_diffrn_reflns_limit_h_min       -36
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            34671
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.988
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.472
_diffrn_reflns_theta_min         2.601
_exptl_absorpt_coefficient_mu    1.093
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.6530
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.0846 before and 0.0509 after correction. The Ratio of minimum to maximum transmission is 0.8760. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.172
_exptl_crystal_description       block
_exptl_crystal_F_000             2144
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.12
_refine_diff_density_max         2.294
_refine_diff_density_min         -2.285
_refine_diff_density_rms         0.107
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     306
_refine_ls_number_reflns         5831
_refine_ls_number_restraints     672
_refine_ls_restrained_S_all      1.134
_refine_ls_R_factor_all          0.0737
_refine_ls_R_factor_gt           0.0649
_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^)+(0.0606P)^2^+51.6955P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1528
_refine_ls_wR_factor_ref         0.1599
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5121
_reflns_number_total             5831
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2dt00981a5.cif
_cod_data_source_block           compound3
_cod_original_cell_volume        5704(2)
_cod_database_code               7710142
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.880
_shelx_estimated_absorpt_t_min   0.845
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Uiso/Uaniso restraints and constraints
C1 \\sim C2 \\sim C3 \\sim C6 \\sim C7 \\sim C8 \\sim C9 \\sim C10 \\sim C11
\\sim C12 \\sim C13 \\sim C14 \\sim C15 \\sim C16 \\sim C17 \\sim C18 \\sim C19
\\sim C20 \\sim C21 \\sim C22 \\sim C23 \\sim C24 \\sim C25 \\sim C26 \\sim C27
\\sim C28 \\sim C29 \\sim C30 \\sim C4 \\sim C5: within 3.8A with sigma of
0.002 and sigma for terminal atoms of 0.005
3. Rigid body (RIGU) restrains
 C3, C6
 with sigma for 1-2 distances of 0.004 and sigma for 1-3 distances of 0.004
4.a Ternary CH refined with riding coordinates:
 C13(H13), C16(H16), C25(H25), C28(H28)
4.b Secondary CH2 refined with riding coordinates:
 C3(H3A,H3B), C6(H6A,H6B), C4(H4A,H4B), C5(H5A,H5B)
4.c Aromatic/amide H refined with riding coordinates:
 C9(H9), C10(H10), C11(H11), C21(H21), C22(H22), C23(H23)
4.d Idealised Me refined as rotating group:
 C14(H14A,H14B,H14C), C15(H15A,H15B,H15C), C17(H17A,H17B,H17C), C18(H18A,H18B,
 H18C), C26(H26A,H26B,H26C), C27(H27A,H27B,H27C), C29(H29A,H29B,H29C), C30(H30A,
 H30B,H30C)
;
_shelx_res_checksum              3867
_olex2_submission_special_instructions 'No special instructions were received'