A Joint Experimental and Theoretical Study of Cation-π Interactions: Multiple-Decker Sandwich Complexes of Ferrocene with Alkali Metal Ions (Li+, Na+, K+, Rb+, Cs+)
Alireza Haghiri Ilkhechi; Jose M. Mercero; Iñaki Silanes; Michael Bolte; Matthias Scheibitz; Hans-Wolfram Lerner; Jesus M. Ugalde; Matthias Wagner; Journal of the American Chemical Society 127 (2005) 10656–10666; doi:10.1021/ja051544+

data_4111854
_publ_section_title
;
 A Joint Experimental and Theoretical Study of Cation-\p Interactions:
 Multiple-Decker Sandwich Complexes of Ferrocene with Alkali Metal Ions
 (Li+, Na+, K+, Rb+, Cs+)
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10656
_journal_page_last               10666
_journal_paper_doi               10.1021/ja051544+
_journal_volume                  127
_journal_year                    2005
_chemical_formula_sum            'C36 H58 B2 Fe N4 Na2 O4'
_chemical_formula_weight         734.31
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.6370(16)
_cell_length_b                   11.5631(7)
_cell_length_c                   16.2548(10)
_cell_measurement_temperature    173(2)
_cell_volume                     3878.8(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0715
_diffrn_reflns_av_sigmaI/netI    0.0359
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            36382
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         3.45
_exptl_absorpt_coefficient_mu    0.453
_exptl_absorpt_correction_T_max  0.8836
_exptl_absorpt_correction_T_min  0.8325
_exptl_crystal_density_diffrn    1.257
_exptl_crystal_F_000             1568
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.28
_refine_diff_density_max         1.026
_refine_diff_density_min         -0.430
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     222
_refine_ls_number_reflns         3779
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0674
_refine_ls_R_factor_gt           0.0484
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0920P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1333
_refine_ls_wR_factor_ref         0.1417
_reflns_number_gt                2803
_reflns_number_total             3779
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja0515442Bsi20050324_023459.cif
_cod_data_source_block           wa303
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' tag value 'orthorrombic' was replaced with
'orthorhombic' value as specified in the replacement file
'/home/robertas/cod-tools/perl-scripts/inputs/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_database_code               4111854