Chalcogen‒chalcogen secondary bonding interactions in trichalcogenaferrocenophanes
Karjalainen, Minna M.; Sanchez-Perez, Clara; Rautiainen, J. Mikko; Oilunkaniemi, Raija; Laitinen, Risto S.; CrystEngComm 18 (2016) 4538–; doi:10.1039/C6CE00451B

data_7225039
_publ_section_title
;
 Chalcogen--chalcogen secondary bonding interactions in
 trichalcogenaferrocenophanes
;
_journal_issue                   24
_journal_name_full               CrystEngComm
_journal_page_first              4538
_journal_paper_doi               10.1039/C6CE00451B
_journal_volume                  18
_journal_year                    2016
_chemical_formula_sum            'C10 H8 Fe S Se2'
_chemical_formula_weight         373.99
_chemical_name_systematic
;
1,3-diselena-2-thia-ferrocenophane
;
_chemical_properties_physical    'Air-sensitive, Moisture-sensitive'
_space_group_crystal_system      orthorhombic
_space_group_IT_number           29
_space_group_name_Hall           'P 2c -2ac'
_space_group_name_H-M_alt        'P c a 21'
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2016-02-24 deposited with the CCDC.
2016-04-29 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.705(2)
_cell_length_b                   9.7452(19)
_cell_length_c                   9.1003(18)
_cell_measurement_reflns_used    1840
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      25.998
_cell_measurement_theta_min      3.481
_cell_volume                     1038.0(3)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Bruker, 2008)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'DIAMOND (Brandenburg, 2006)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Bruker Nonius Kappaccd'
_diffrn_measurement_method       '\f scans, and \w scans with \k offsets'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0922
_diffrn_reflns_av_unetI/netI     0.0487
_diffrn_reflns_Laue_measured_fraction_full 0.985
_diffrn_reflns_Laue_measured_fraction_max 0.983
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            11651
_diffrn_reflns_point_group_measured_fraction_full 0.981
_diffrn_reflns_point_group_measured_fraction_max 0.970
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.998
_diffrn_reflns_theta_min         3.481
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    8.617
_exptl_absorpt_correction_T_max  0.92609
_exptl_absorpt_correction_T_min  0.66150
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'XPREP in SHELXTL (Sheldrick 2008)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.393
_exptl_crystal_description       needle
_exptl_crystal_F_000             712
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Hexane'
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.665
_refine_diff_density_min         -0.687
_refine_diff_density_rms         0.167
_refine_ls_abs_structure_details
;
 Flack x determined using 783 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons and Flack (2004), Acta Cryst. A60, s61).
;
_refine_ls_abs_structure_Flack   0.062(17)
_refine_ls_extinction_coef       0.0077(12)
_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   1.072
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     128
_refine_ls_number_reflns         1987
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.072
_refine_ls_R_factor_all          0.0457
_refine_ls_R_factor_gt           0.0386
_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^)+(0.0408P)^2^+5.5923P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0882
_refine_ls_wR_factor_ref         0.0928
_reflns_Friedel_coverage         0.847
_reflns_Friedel_fraction_full    0.976
_reflns_Friedel_fraction_max     0.955
_reflns_number_gt                1840
_reflns_number_total             1987
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6ce00451b2.cif
_cod_data_source_block           shelx
_cod_depositor_comments
'Adding full bibliography for 7225038--7225041.cif.'
_cod_original_cell_volume        1038.1(4)
_cod_database_code               7225039
_shelxl_version_number           2013-4
_shelx_res_checksum              56099