Rhenium Carbonyl Complexes Containing Bridging SiPh3and SiPh2Ligands
Adams, Richard D.; Smith, Jack L.; Organometallics 24 (2005) 4489–; doi:10.1021/om0504304

data_4076009
_publ_section_title
;
 Rhenium Carbonyl Complexes Containing Bridging SiPh3and SiPh2Ligands
;
_journal_issue                   18
_journal_name_full               Organometallics
_journal_page_first              4489
_journal_paper_doi               10.1021/om0504304
_journal_volume                  24
_journal_year                    2005
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C38 H26 O8 Re2 Si2'
_chemical_formula_sum            'C38 H26 O8 Re2 Si2'
_chemical_formula_weight         1039.17
_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                 93.6380(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.6837(6)
_cell_length_b                   10.6083(5)
_cell_length_c                   24.8274(11)
_cell_measurement_reflns_used    5210
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.29
_cell_measurement_theta_min      2.29
_cell_volume                     3596.7(3)
_computing_cell_refinement       'SAINT+  V6.2 (Bruker, 2001)'
_computing_data_collection       'SMART V5.625 (Bruker, 2001)'
_computing_data_reduction        'SAINT+  V6.2'
_computing_molecular_graphics    'SHELXTL V6.1 (Sheldrick, 1997)'
_computing_publication_material  'SHELXTL V6.1'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX CCD diffractometer'
_diffrn_measurement_method       'omega 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  0.0269
_diffrn_reflns_av_sigmaI/netI    0.0235
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            28880
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.49
_diffrn_standards_decay_%        <1
_exptl_absorpt_coefficient_mu    6.843
_exptl_absorpt_correction_T_max  0.710
_exptl_absorpt_correction_T_min  0.452
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS, Bruker, 1997)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.919
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1984
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.861
_refine_diff_density_min         -0.299
_refine_diff_density_rms         0.086
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.029(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     455
_refine_ls_number_reflns         6352
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0251
_refine_ls_R_factor_gt           0.0207
_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^)+(0.0259P)^2^+0.9232P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0478
_refine_ls_wR_factor_ref         0.0497
_reflns_number_gt                5674
_reflns_number_total             6352
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om0504304si20050706_060510.cif
_cod_data_source_block           Re2Si2H
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_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      P2(1)/c
_cod_database_code               4076009