Heteroatom-Bridged ortho-Biferrocenes: Stereoselective Synthesis, Structural Features, and Electrochemical Properties
Chen, Jiawei; Tagne Kuate, Alain C.; Lalancette, Roger A.; Jäkle, Frieder; Organometallics 35 (2016) 1964–; doi:10.1021/acs.organomet.6b00272

data_4088639
_publ_section_title
;
 Heteroatom-Bridged ortho-Biferrocenes: Stereoselective Synthesis,
 Structural Features, and Electrochemical Properties
;
_journal_issue                   11
_journal_name_full               Organometallics
_journal_page_first              1964
_journal_paper_doi               10.1021/acs.organomet.6b00272
_journal_volume                  35
_journal_year                    2016
_chemical_absolute_configuration syn
_chemical_formula_moiety         'C24 H28 Fe2 Si Sn'
_chemical_formula_sum            'C24 H28 Fe2 Si Sn'
_chemical_formula_weight         574.94
_space_group_IT_number           5
_space_group_name_Hall           'C 2y'
_space_group_name_H-M_alt        'C 1 2 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 117.891(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.2479(4)
_cell_length_b                   13.5201(4)
_cell_length_c                   13.9401(6)
_cell_measurement_reflns_used    8956
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      70.56
_cell_measurement_theta_min      3.59
_cell_volume                     2206.82(14)
_computing_cell_refinement       'APEX 2'
_computing_data_collection       'APEX 2 (Bruker, 2006)'
_computing_data_reduction        'SAINT (Bruker, 2005)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 2008b)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.967
_diffrn_measured_fraction_theta_max 0.918
_diffrn_measurement_device_type  'Bruker SMART CCD Apex-II area-detector'
_diffrn_measurement_method       '\f and \w'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0357
_diffrn_reflns_av_sigmaI/netI    0.0415
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            9272
_diffrn_reflns_theta_full        67.50
_diffrn_reflns_theta_max         70.69
_diffrn_reflns_theta_min         3.59
_exptl_absorpt_coefficient_mu    19.892
_exptl_absorpt_correction_T_max  0.1819
_exptl_absorpt_correction_T_min  0.0472
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008a)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.730
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       ROD
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.13
_refine_diff_density_max         1.019
_refine_diff_density_min         -1.122
_refine_diff_density_rms         0.142
_refine_ls_abs_structure_details 'Flack (1983), 1497 Friedel pairs'
_refine_ls_abs_structure_Flack   0.114(17)
_refine_ls_extinction_coef       0.00010(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.17
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     261
_refine_ls_number_reflns         3538
_refine_ls_number_restraints     8
_refine_ls_restrained_S_all      1.17
_refine_ls_R_factor_all          0.052
_refine_ls_R_factor_gt           0.050
_refine_ls_shift/su_max          0.00
_refine_ls_shift/su_mean         0.00
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+50.2617P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.114
_refine_ls_wR_factor_ref         0.117
_reflns_number_gt                3457
_reflns_number_total             3538
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om6b00272_si_002.cif
_cod_data_source_block           062810ral_jc_sisn_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        2206.81(13)
_cod_original_sg_symbol_H-M      C2
_cod_database_code               4088639