Homoleptic mono-, di-, and tetra-iron complexes featuring phosphido ligands: a synthetic, structural, and spectroscopic study.
Kaniewska, Kinga; Ponikiewski, Łukasz; Szynkiewicz, Natalia; Cieślik, Bartłomiej; Pikies, Jerzy; Krzystek, J.; Dragulescu-Andrasi, Alina; Stoian, Sebastian A.; Grubba, Rafał; Dalton transactions (Cambridge, England : 2003) 49 (2020) 10091–10103; doi:10.1039/d0dt01503b

data_7704760
_publ_section_title
;
 Homoleptic mono-, di-, and tetra-iron complexes featuring phosphido
 ligands: a synthetic, structural, and spectroscopic study.
;
_journal_issue                   29
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10091
_journal_page_last               10103
_journal_paper_doi               10.1039/d0dt01503b
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety
'2(C50 H70 Fe2 P5), 2(C12 H30 Li O6), 0.5(C4 H10 O2)'
_chemical_formula_sum            'C126 H205 Fe4 Li2 O13 P10'
_chemical_formula_weight         2474.87
_chemical_properties_physical
Air-sensitive,Moisture-sensitive,Oxygen-sensitive
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4.3
_audit_creation_date             2018-10-22T23:15:05-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2020-06-02 deposited with the CCDC.	2020-07-02 downloaded from the CCDC.
;
_cell_angle_alpha                86.698(2)
_cell_angle_beta                 89.512(2)
_cell_angle_gamma                83.754(2)
_cell_formula_units_Z            2
_cell_length_a                   11.8564(3)
_cell_length_b                   22.9887(6)
_cell_length_c                   25.0177(7)
_cell_measurement_reflns_used    50211
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.19
_cell_measurement_theta_min      2.38
_cell_measurement_wavelength     0.71073
_cell_volume                     6767.2(3)
_computing_cell_refinement
;
X-Area Recipe 1.33.0.0 (STOE, 2015)
;
_computing_data_collection
;
X-Area WinXpose 2.0.22.0 (STOE, 2016)
;
_computing_data_reduction
;
X-Area Integrate 1.72.0.0 (STOE, 2018)
X-Area X-Red32 1.63.4.0 (STOE, 2017) 
;
_computing_molecular_graphics    'Ortep for Windows (Farrugia, 2012)'
_computing_publication_material  'WinGX publication routines (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2018/1 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector                 'image plate (34 cm diameter)'
_diffrn_detector_area_resol_mean 6.67
_diffrn_detector_type            'STOE Imaging Plate'
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.965
_diffrn_measurement_details      ' 273 frames, detector distance = 120 mm'
_diffrn_measurement_device       '2-circle diffractometer'
_diffrn_measurement_device_type  'STOE IPDS 2T'
_diffrn_measurement_method       'rotation method, \w scans'
_diffrn_radiation_collimation    '0.6 mm diameter'
_diffrn_radiation_monochromator  'parabolic x-ray mirror'
_diffrn_radiation_polarisn_norm  270
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0441
_diffrn_reflns_av_unetI/netI     0.0587
_diffrn_reflns_Laue_measured_fraction_full 0.981
_diffrn_reflns_Laue_measured_fraction_max 0.965
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            52159
_diffrn_reflns_point_group_measured_fraction_full 0.981
_diffrn_reflns_point_group_measured_fraction_max 0.965
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.89
_diffrn_reflns_theta_min         2.379
_diffrn_source                   'GeniX Mo, 0.05 x 0.05 mm2 microfocus'
_diffrn_source_current           1.000
_diffrn_source_power             0.050
_diffrn_source_voltage           50
_exptl_absorpt_coefficient_mu    0.593
_exptl_absorpt_correction_T_max  0.9598
_exptl_absorpt_correction_T_min  0.8876
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
;
STOE X-Red32, absorption correction by Gaussian integration, analogous to
P. Coppens, "The Evaluation of Absorption and Extinction in Single-Crystal
Structure Analysis", published in
F. R. Ahmed (Editor), "Crystallographic Computing",
Munksgaard, Copenhagen (1970), 255 - 270
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.215
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2650
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.19
_refine_diff_density_max         1.213
_refine_diff_density_min         -0.673
_refine_diff_density_rms         0.091
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     1420
_refine_ls_number_reflns         28177
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0866
_refine_ls_R_factor_gt           0.0521
_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^)+(0.0739P)^2^+6.5849P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1273
_refine_ls_wR_factor_ref         0.1509
_reflns_Friedel_coverage         0
_reflns_number_gt                19444
_reflns_number_total             28177
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0dt01503b2.cif
_cod_data_source_block           kk18ipds
_cod_depositor_comments
'Adding full bibliography for 7704757--7704761.cif.'
_cod_database_code               7704760