Hybrid dibismuthines and distibines as ligands towards transition metal carbonyls.
Benjamin, Sophie L.; Levason, William; Reid, Gillian; Rogers, Michael C.; Dalton transactions (Cambridge, England : 2003) 40 (2011) 6565–6574; doi:10.1039/c1dt10447k

data_7015949
_publ_section_title
;
 Hybrid dibismuthines and distibines as ligands towards transition
 metal carbonyls.
;
_journal_issue                   24
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6565
_journal_page_last               6574
_journal_paper_doi               10.1039/c1dt10447k
_journal_volume                  40
_journal_year                    2011
_chemical_formula_moiety         'C12 H20 Cr O5 Sb2'
_chemical_formula_structural     '((C8 H20 O Sb2) (C O)4 Cr)'
_chemical_formula_sum            'C12 H20 Cr O5 Sb2'
_chemical_formula_weight         539.78
_chemical_name_systematic
;
Tetracarbonyl(1,5-bis(dimethylstibino)-3-oxapentane)chromium(0)
;
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_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_date             2010-09-30
_audit_creation_method           'SHELXL-97 + hand edit'
_audit_update_record
; 2010-12-16 Re-ordered atom list
2011-01-03 Added Sb...O1A/O1B contacts
;
_cell_angle_alpha                90.00
_cell_angle_beta                 94.690(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.2837(5)
_cell_length_b                   13.933(2)
_cell_length_c                   17.804(3)
_cell_measurement_reflns_used    19979
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.91
_cell_volume                     1800.8(4)
_computing_cell_refinement       'DENZO (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Hooft, R.W.W., 1998)'
_computing_data_reduction        'DENZO (Otwinowski & Minor, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'DIRDIF-99 (Beurskens, 1999)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean '4096x4096pixels / 62x62mm'
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type
'Bruker-Nonius APEX II CCD camera on \k-goniostat'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  '10cm confocal mirrors'
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0307
_diffrn_reflns_av_sigmaI/netI    0.0232
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            18994
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.14
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.583
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8040
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2.10 (Sheldrick, G.M., 2007)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.991
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       fragment
_exptl_crystal_F_000             1032
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.03
_refine_diff_density_max         4.179
_refine_diff_density_min         -2.372
_refine_diff_density_rms         0.187
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         3512
_refine_ls_number_restraints     86
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.0741
_refine_ls_R_factor_gt           0.0641
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0763P)^2^+28.7248P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1610
_refine_ls_wR_factor_ref         0.1723
_reflns_number_gt                3072
_reflns_number_total             3512
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            c1dt10447k.txt
_cod_data_source_block           10slbcrsb2o
_cod_original_sg_symbol_H-M      'P 2(1)/n'
_cod_database_code               7015949