Reactivity of Amido-Digermynes, LGeGeL (L = Bulky Amide), toward Olefins and Related Molecules: Facile Reduction, C‒H Activation, and Reversible Cycloaddition of Unsaturated Substrates
Hadlington, Terrance J.; Li, Jiaye; Hermann, Markus; Davey, Amelia; Frenking, Gernot; Jones, Cameron; Organometallics 34 (2015) 3175–; doi:10.1021/acs.organomet.5b00206

data_4086152
_publ_section_title
;
 Reactivity of Amido-Digermynes, LGeGeL (L = Bulky Amide), toward Olefins
 and Related Molecules: Facile Reduction, C--H Activation, and Reversible
 Cycloaddition of Unsaturated Substrates
;
_journal_issue                   13
_journal_name_full               Organometallics
_journal_page_first              3175
_journal_paper_doi               10.1021/acs.organomet.5b00206
_journal_volume                  34
_journal_year                    2015
_chemical_formula_sum            'C104 H140 Ge2 N2 Si2'
_chemical_formula_weight         1619.54
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                70.038(3)
_cell_angle_beta                 72.704(2)
_cell_angle_gamma                70.153(3)
_cell_formula_units_Z            2
_cell_length_a                   15.3301(4)
_cell_length_b                   17.3683(6)
_cell_length_c                   20.0894(5)
_cell_measurement_temperature    123(2)
_cell_volume                     4628.3(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Oxford Gemini Ultra'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0553
_diffrn_reflns_av_sigmaI/netI    0.0340
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            74806
_diffrn_reflns_theta_full        66.97
_diffrn_reflns_theta_max         66.97
_diffrn_reflns_theta_min         6.34
_exptl_absorpt_coefficient_mu    1.387
_exptl_absorpt_correction_T_max  0.840
_exptl_absorpt_correction_T_min  0.764
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SCALE3 ABSPACK'
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.162
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1740
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.13
_refine_diff_density_max         1.312
_refine_diff_density_min         -1.002
_refine_diff_density_rms         0.124
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.091
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1084
_refine_ls_number_reflns         16345
_refine_ls_number_restraints     23
_refine_ls_restrained_S_all      1.091
_refine_ls_R_factor_all          0.1001
_refine_ls_R_factor_gt           0.0894
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1101P)^2^+28.2339P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2506
_refine_ls_wR_factor_ref         0.2599
_reflns_number_gt                14055
_reflns_number_total             16345
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om5b00206_si_002.cif
_cod_data_source_block           compound3
_cod_original_cell_volume        4628.4(2)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4086152