Symmetric and non-symmetric bis-metallylene iron complexes, precursors of iron germanide nanoparticles
Sodreau, Alexandre; Lentz, Nicolas; Frutos, Maria; Ladeira, Sonia; Nayral, Celine; Delpech, Fabien; Madec, David; Chemical Communications  (2019) –; doi:10.1039/C9CC05063A

data_7123859
_publ_section_title
;
 Symmetric and non-symmetric bis-metallylene iron complexes, precursors of
 iron germanide nanoparticles
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC05063A
_journal_year                    2019
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C31 H64 Cl Fe Ge2 N5 O3 Si2, 0.5(C5 H12)'
_chemical_formula_sum            'C33.5 H70 Cl Fe Ge2 N5 O3 Si2'
_chemical_formula_weight         883.65
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_update_record
;
2018-10-26 deposited with the CCDC.    2019-07-15 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 107.296(2)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   44.814(2)
_cell_length_b                   9.9093(4)
_cell_length_c                   21.2706(10)
_cell_measurement_reflns_used    9904
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      21.75
_cell_measurement_theta_min      3.01
_cell_volume                     9018.6(7)
_computing_cell_refinement       'APEX2 and SAINT'
_computing_data_collection       APEX2
_computing_data_reduction        SAINT
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker Kappa APEX II Quazar'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'multilayer optics'
_diffrn_radiation_source         'microfocus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0829
_diffrn_reflns_av_unetI/netI     0.0405
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       53
_diffrn_reflns_limit_h_min       -53
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            104234
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.349
_diffrn_reflns_theta_min         3.51
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.789
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.6603
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker-AXS)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.302
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             3720
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.569
_refine_diff_density_min         -0.49
_refine_diff_density_rms         0.096
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.092
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     474
_refine_ls_number_reflns         8212
_refine_ls_number_restraints     34
_refine_ls_restrained_S_all      1.096
_refine_ls_R_factor_all          0.0644
_refine_ls_R_factor_gt           0.0383
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0607P)^2^+5.6074P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1026
_refine_ls_wR_factor_ref         0.1158
_reflns_Friedel_coverage         0
_reflns_number_gt                6052
_reflns_number_total             8212
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc05063a2.cif
_cod_data_source_block           2b
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_original_formula_sum        'C33.50 H70 Cl Fe Ge2 N5 O3 Si2'
_cod_database_code               7123859
_shelx_res_checksum              34910