Silylation of Iron-Bound Carbon Monoxide Affords a Terminal Fe Carbyne
Yunho Lee; Jonas C. Peters; Journal of the American Chemical Society 133 (2011) 4438–4446; doi:10.1021/ja109678y

data_4105819
_publ_section_title
;
 Silylation of Iron-Bound Carbon Monoxide Affords a Terminal Fe Carbyne
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              4438
_journal_page_last               4446
_journal_paper_doi               10.1021/ja109678y
_journal_volume                  133
_journal_year                    2011
_chemical_formula_sum            'C49 H78 Fe Na O4 P3 Si'
_chemical_formula_weight         930.95
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           146
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'R 3'
_symmetry_space_group_name_H-M   'R 3 :H'
_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                120.00
_cell_formula_units_Z            3
_cell_length_a                   17.9012(7)
_cell_length_b                   17.9012(7)
_cell_length_c                   13.0887(10)
_cell_measurement_reflns_used    9887
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.60
_cell_measurement_theta_min      2.28
_cell_volume                     3632.4(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0360
_diffrn_reflns_av_sigmaI/netI    0.0359
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            18641
_diffrn_reflns_theta_full        29.12
_diffrn_reflns_theta_max         29.12
_diffrn_reflns_theta_min         2.04
_exptl_absorpt_coefficient_mu    0.486
_exptl_absorpt_correction_T_max  0.9432
_exptl_absorpt_correction_T_min  0.9355
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.277
_exptl_crystal_description       block
_exptl_crystal_F_000             620
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.35
_refine_diff_density_max         0.316
_refine_diff_density_min         -0.190
_refine_diff_density_rms         0.047
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.005(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     182
_refine_ls_number_reflns         4293
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0295
_refine_ls_R_factor_gt           0.0272
_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^)+(0.0374P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0635
_refine_ls_wR_factor_ref         0.0649
_reflns_number_gt                4076
_reflns_number_total             4293
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja109678y_si_002_2.cif
_cod_data_source_block           09120
_cod_original_sg_symbol_H-M      'R 3'
_cod_database_code               4105819