Synthetic, Structural, and Electrochemical Studies of Edge-Bridged Open Ferrocenes
Chong, Daesung; Geiger, William E.; Davis, Nathan A.; Weisbrich, Anke; Shi, Yifan; Arif, Atta M.; Ernst, Richard D.; Organometallics 27 (2008) 430–; doi:10.1021/om700886k

data_4070624
_publ_section_title
;
 Synthetic, Structural, and Electrochemical Studies of Edge-Bridged Open
 Ferrocenes
;
_journal_issue                   3
_journal_name_full               Organometallics
_journal_page_first              430
_journal_paper_doi               10.1021/om700886k
_journal_volume                  27
_journal_year                    2008
_chemical_formula_sum            'C22 H38 Fe Si2'
_chemical_formula_weight         414.55
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 118.717(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   21.7527(12)
_cell_length_b                   11.3266(7)
_cell_length_c                   21.7446(11)
_cell_measurement_reflns_used    5635
_cell_measurement_temperature    150(1)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      1.018
_cell_volume                     4698.6(5)
_computing_cell_refinement       DENZO-SMN
_computing_data_collection       'Nonius COLLECT'
_computing_data_reduction        DENZO-SMN
_computing_molecular_graphics    'WinGX, Ortep3'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SIR97
_diffrn_ambient_temperature      150(1)
_diffrn_measured_fraction_theta_full 0.956
_diffrn_measured_fraction_theta_max 0.932
_diffrn_measurement_device_type  'Nonius KappaCCD Diffractometer'
_diffrn_measurement_method       'Phi plus Omega scan'
_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  0.0242
_diffrn_reflns_av_sigmaI/netI    0.0664
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            13226
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.45
_diffrn_reflns_theta_min         1.07
_exptl_absorpt_coefficient_mu    0.747
_exptl_absorpt_correction_T_max  0.9427
_exptl_absorpt_correction_T_min  0.8181
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'DENZO-SMN (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.172
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1792
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.412
_refine_diff_density_min         -0.325
_refine_diff_density_rms         0.070
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     472
_refine_ls_number_reflns         10168
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.1023
_refine_ls_R_factor_gt           0.0468
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0312P)^2^+4.0655P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0897
_refine_ls_wR_factor_ref         0.1117
_reflns_number_gt                5798
_reflns_number_total             10168
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om700886k-file003.cif
_cod_data_source_block           rde100
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               4070624