Synthesis and characterization of enantiopure planar‒chiral phosphorus-linked diferrocenes
Honegger, Philipp; Roller, Alexander; Widhalm, Michael; Acta Crystallographica Section C 77 (2021) 152–160; doi:10.1107/S2053229621001996

data_2022331
_publ_section_title
;
 Synthesis and characterization of enantiopure planar--chiral
 phosphorus-linked diferrocenes
;
_journal_coeditor_code           ZO3008
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              152
_journal_page_last               160
_journal_paper_doi               10.1107/S2053229621001996
_journal_volume                  77
_journal_year                    2021
_chemical_absolute_configuration ad
_chemical_formula_iupac          '[Fe2 (C5 H5)2 (C24 H25 O4 P)]'
_chemical_formula_moiety         'C34 H35 Fe2 O4 P'
_chemical_formula_sum            'C34 H35 Fe2 O4 P'
_chemical_formula_weight         650.29
_chemical_name_systematic
;
1,1''-(Phenylphosphanediyl)bis{(2<i>S</i>~p~)-2-[(1<i>R</i>)-1-\
(acetyloxy)ethyl]ferrocene}
;
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.631(2)
_cell_length_b                   10.877(2)
_cell_length_c                   36.025(8)
_cell_measurement_reflns_used    3094
_cell_measurement_temperature    130.0
_cell_measurement_theta_max      19.864
_cell_measurement_theta_min      2.185
_cell_volume                     2990.2(12)
_computing_cell_refinement
;
SAINT (Bruker, 2009)
;
_computing_data_collection
;
APEX2 (Bruker, 2009)
;
_computing_data_reduction
;
SAINT (Bruker, 2009)
;
_computing_molecular_graphics
;
OLEX2 (Dolomanov <i>et al.</i>,  2009)
;
_computing_publication_material
;
OLEX2 (Dolomanov <i>et al.</i>,  2009)
;
_computing_structure_refinement
;
SHELXL97 (Sheldrick, 2008)
;
_computing_structure_solution
;
SHELXS97 (Sheldrick, 2008)
;
_diffrn_ambient_temperature      130.0
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker X8 APEXII'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  ' '
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1501
_diffrn_reflns_av_unetI/netI     0.1046
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       43
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            46099
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.353
_diffrn_reflns_theta_min         2.187
_diffrn_source                   'sealed xray tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.061
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.5615
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS; Bruker, 2008)
;
_exptl_crystal_colour            'clear orange'
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_exptl_crystal_description       block
_exptl_crystal_F_000             1352
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.938
_refine_diff_density_min         -0.433
_refine_ls_abs_structure_details
;
Flack <i>x</i> determined using 1235 quotients [(I+)-(I-)]/[(I+)+(I-)]
(Parsons <i>et al.</i>,  2013)
;
_refine_ls_abs_structure_Flack   -0.02(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     374
_refine_ls_number_reflns         5441
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0984
_refine_ls_R_factor_gt           0.0653
_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^)+(0.0421P)^2^+2.7228P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1108
_refine_ls_wR_factor_ref         0.1221
_reflns_number_gt                4085
_reflns_number_total             5441
_reflns_threshold_expression     'I > 2\s(I)'
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_cod_depositor_comments
'Adding full bibliography for 2022331--2022336.cif.'
_cod_database_code               2022331
_cod_database_fobs_code          2022331
_shelx_estimated_absorpt_t_min   0.857
_shelx_estimated_absorpt_t_max   0.939
_shelx_hkl_checksum              35780
_shelx_res_checksum              62237