Bimetallic Zwitterionic Complexes with an Ambident Stanna-closo-dodecaborate Ligand: [1-{M(CO)5}-2,7,8-(μ-H)3-{Fe(triphos)}-SnB11H11] (M = Cr, Mo, W)
Gädt, Torben; Eichele, Klaus; Wesemann, Lars; Organometallics 25 (2006) 3904–; doi:10.1021/om060328m

data_4075507
_publ_section_title
;
 Bimetallic Zwitterionic Complexes with an Ambident
 Stanna-closo-dodecaborate Ligand:&#x00A0;
 [1-{M(CO)5}-2,7,8-(\m-H)3-{Fe(triphos)}-SnB11H11] (M = Cr, Mo, W)
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_journal_issue                   16
_journal_name_full               Organometallics
_journal_page_first              3904
_journal_paper_doi               10.1021/om060328m
_journal_volume                  25
_journal_year                    2006
_chemical_formula_moiety         'C46 H50 B11 Fe O5 P3 Sn W, 2(C H2 Cl2)'
_chemical_formula_sum            'C48 H54 B11 Cl4 Fe O5 P3 Sn W'
_chemical_formula_weight         1422.92
_chemical_name_systematic
;
 ?
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_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL
_cell_angle_alpha                90.00
_cell_angle_beta                 102.298(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.7646(6)
_cell_length_b                   20.3159(9)
_cell_length_c                   21.7745(11)
_cell_measurement_reflns_used    35042
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      62.71
_cell_measurement_theta_min      6.06
_cell_volume                     5949.3(5)
_computing_cell_refinement       'X-AREA (Stoe & Cie, 2004)'
_computing_data_collection       'X-AREA (Stoe & Cie, 2004)'
_computing_data_reduction        'X-AREA (Stoe & Cie, 2004)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'SHELXL97 and WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.907
_diffrn_measurement_device_type  'Stoe IPDS 2T'
_diffrn_measurement_method       \w
_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  0.0424
_diffrn_reflns_av_sigmaI/netI    0.0619
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            34640
_diffrn_reflns_theta_full        26.30
_diffrn_reflns_theta_max         31.19
_diffrn_reflns_theta_min         3.04
_exptl_absorpt_coefficient_mu    2.889
_exptl_absorpt_correction_T_max  0.7140
_exptl_absorpt_correction_T_min  0.4466
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
;
The absorption correction (X-RED; Stoe & Cie, 2004) 
was performed after optimizing the crystal shape 
using X-SHAPE (Stoe & Cie, 2004).
;
_exptl_crystal_colour            violet
_exptl_crystal_density_diffrn    1.589
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Chip
_exptl_crystal_F_000             2800
_exptl_crystal_size_max          0.29
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.14
_refine_diff_density_max         3.751
_refine_diff_density_min         -2.054
_refine_diff_density_rms         0.139
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     697
_refine_ls_number_reflns         17490
_refine_ls_number_restraints     22
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0962
_refine_ls_R_factor_gt           0.0605
_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^)+(0.0410P)^2^+25.7373P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1148
_refine_ls_wR_factor_ref         0.1278
_reflns_number_gt                12421
_reflns_number_total             17490
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om060328msi20060418_035617.cif
_cod_data_source_block           tg31
_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.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               4075507