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_7123858
_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         'C25 H46 Cl2 Fe Ge2 N4 O3'
_chemical_formula_sum            'C25 H46 Cl2 Fe Ge2 N4 O3'
_chemical_formula_weight         722.63
_space_group_IT_number           18
_space_group_name_Hall           'P 2 2ab'
_space_group_name_H-M_alt        'P 21 21 2'
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      18
_symmetry_space_group_name_Hall  'P 2 2ab'
_symmetry_space_group_name_H-M   'P 21 21 2'
_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                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   11.1361(5)
_cell_length_b                   15.7091(8)
_cell_length_c                   9.5057(5)
_cell_measurement_reflns_used    9780
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      35.55
_cell_measurement_theta_min      2.82
_cell_volume                     1662.91(14)
_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-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker D8 VENTURE'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  triumph
_diffrn_radiation_source         'fine focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0305
_diffrn_reflns_av_unetI/netI     0.0149
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            78732
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         32.577
_diffrn_reflns_theta_min         3.102
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.417
_exptl_absorpt_correction_T_max  0.7471
_exptl_absorpt_correction_T_min  0.6575
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker-AXS)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.443
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             744
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.229
_refine_diff_density_min         -0.424
_refine_diff_density_rms         0.053
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.089(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.081
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     177
_refine_ls_number_reflns         6060
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.081
_refine_ls_R_factor_all          0.0214
_refine_ls_R_factor_gt           0.0184
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0197P)^2^+0.3454P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0423
_refine_ls_wR_factor_ref         0.0438
_reflns_Friedel_coverage         0.78
_reflns_Friedel_fraction_full    1
_reflns_Friedel_fraction_max     1
_reflns_number_gt                5739
_reflns_number_total             6060
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc05063a2.cif
_cod_data_source_block           2a
_cod_database_code               7123858
_shelx_res_checksum              82550