The group 7 metal carbonyl complexes from a stable heteroleptic silylene PhC(NtBu)2SiNPh2.
Azhakar, Ramachandran; Roesky, Herbert W.; Holstein, Julian J.; Dittrich, Birger; Dalton transactions (Cambridge, England : 2003) 41 (2012) 12096–12100; doi:10.1039/c2dt31578e

data_7020446
_publ_section_title
;
 The group 7 metal carbonyl complexes from a stable heteroleptic silylene
 PhC(NtBu)2SiNPh2.
;
_journal_issue                   39
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              12096
_journal_page_last               12100
_journal_paper_doi               10.1039/c2dt31578e
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C58 H66 N6 O4 Re Si2, C5 O5 Re, C7 H8'
_chemical_formula_sum            'C70 H74 N6 O9 Re2 Si2'
_chemical_formula_weight         1571.93
_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                 95.9350(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.3137(3)
_cell_length_b                   24.3365(5)
_cell_length_c                   20.8196(4)
_cell_measurement_temperature    100(2)
_cell_volume                     6709.6(2)
_computing_cell_refinement       'Apex2 (Bruker AXS, 2008)'
_computing_data_collection       'Apex2 (Bruker AXS, 2008)'
_computing_molecular_graphics    'shelXle (Huebschle et al, 2011)'
_computing_publication_material  'enCIFer 1.3, CCDC, 2008'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Bruker SMART 6000'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'INCOATEC multilayer optics'
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0364
_diffrn_reflns_av_sigmaI/netI    0.0141
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            212339
_diffrn_reflns_theta_full        73.47
_diffrn_reflns_theta_max         73.46
_diffrn_reflns_theta_min         2.80
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    7.777
_exptl_absorpt_correction_T_max  0.7537
_exptl_absorpt_correction_T_min  0.4232
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS version 2008/2, multi-scan. (G. M. Sheldrick, 2008)
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.556
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3144
_exptl_crystal_size_max          0.09
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.04
_refine_diff_density_max         2.139
_refine_diff_density_min         -1.562
_refine_diff_density_rms         0.184
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.241
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     825
_refine_ls_number_reflns         13369
_refine_ls_number_restraints     78
_refine_ls_restrained_S_all      1.238
_refine_ls_R_factor_all          0.0463
_refine_ls_R_factor_gt           0.0460
_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
[1.00000+0.00000exp(0.00(sin\q/\l)^2^)]/
[\s^2^(Fo^2^)+0.0000+77.6845*P+(0.0406P)^2^+1.0000sin\q/\l]
where P = 0.33333Fo^2^ + 0.66667Fc^2^
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1413
_refine_ls_wR_factor_ref         0.1415
_reflns_number_gt                13229
_reflns_number_total             13369
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt31578e.txt
_cod_data_source_block           ReCO
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7020446
_computing_refinement_gui        'shelXle (Huebschle et al, 2011)'