Unusual neutral ligand coordination to arsenic and antimony trifluoride.
Levason, William; Light, Mark E.; Maheshwari, Seema; Reid, Gillian; Zhang, Wenjian; Dalton transactions (Cambridge, England : 2003) 40 (2011) 5291–5297; doi:10.1039/c1dt10113g

data_7015816
_publ_section_title
;
 Unusual neutral ligand coordination to arsenic and antimony
 trifluoride.
;
_journal_issue                   19
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5291
_journal_page_last               5297
_journal_paper_doi               10.1039/c1dt10113g
_journal_volume                  40
_journal_year                    2011
_chemical_formula_moiety         'C6 H18 As2 F3 O2 Sb'
_chemical_formula_structural     '(F3 Sb) (C3 H9 As O)2'
_chemical_formula_sum            'C6 H18 As2 F3 O2 Sb'
_chemical_formula_weight         450.79
_chemical_name_common
'trifluorobis(trimethylarsine oxide)antimony(iii)'
_chemical_name_systematic
;
trifluorobis(trimethylarsine oxide)antimony(III)
;
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_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_date             2010-07-22
_audit_creation_method           'SHELXL-97 + hand edit'
_cell_angle_alpha                90.00
_cell_angle_beta                 97.531(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.1563(10)
_cell_length_b                   13.546(2)
_cell_length_c                   12.4707(15)
_cell_measurement_reflns_used    19553
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.91
_cell_volume                     1365.9(3)
_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    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type
'Bruker-Nonius 95mm 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  0.0455
_diffrn_reflns_av_sigmaI/netI    0.0334
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            17429
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         3.20
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.840
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6064
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'G.M. Sheldrick, (2007). SADABS. Version 2007/2. Bruker AXS Inc.'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.192
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             856
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.03
_refine_diff_density_max         1.599
_refine_diff_density_min         -0.899
_refine_diff_density_rms         0.147
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.080
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     133
_refine_ls_number_reflns         3124
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.080
_refine_ls_R_factor_all          0.0374
_refine_ls_R_factor_gt           0.0291
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0187P)^2^+5.1953P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0636
_refine_ls_wR_factor_ref         0.0681
_reflns_number_gt                2753
_reflns_number_total             3124
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            c1dt10113g.txt
_cod_data_source_block           10sm708b
_cod_original_cell_volume        1366.0(3)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7015816