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

data_4076010
_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_formula_moiety         'C32 H20 O8 Re2 Si2'
_chemical_formula_sum            'C32 H20 O8 Re2 Si2'
_chemical_formula_weight         961.06
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           12
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 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                 117.3840(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   14.0667(11)
_cell_length_b                   10.6056(8)
_cell_length_c                   12.0970(10)
_cell_measurement_reflns_used    4196
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.28
_cell_measurement_theta_min      2.54
_cell_volume                     1602.5(2)
_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 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0159
_diffrn_reflns_av_sigmaI/netI    0.0196
_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       14
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            4783
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.90
_diffrn_standards_decay_%        <1
_exptl_absorpt_coefficient_mu    7.671
_exptl_absorpt_correction_T_max  0.541
_exptl_absorpt_correction_T_min  0.434
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS, Bruker, 1997)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.992
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             908
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.356
_refine_diff_density_min         -0.293
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     124
_refine_ls_number_reflns         1501
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0136
_refine_ls_R_factor_gt           0.0132
_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^)+(0.0159P)^2^+0.6439P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0328
_refine_ls_wR_factor_ref         0.0330
_reflns_number_gt                1464
_reflns_number_total             1501
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om0504304si20050706_060510.cif
_cod_data_source_block           Re2Si2
_cod_depositor_comments
;
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      C2/m
_cod_database_code               4076010