Isolation and molecular structures of novel organotellurium(iv) halides, oxyhalide and mixed halide.
Rakesh, Prakul; Singh, Harkesh B.; Butcher, Ray J.; Dalton transactions (Cambridge, England : 2003) 41 (2012) 10707–10714; doi:10.1039/c2dt30645j

data_7019958
_publ_section_title
;
 Isolation and molecular structures of novel organotellurium(iv) halides,
 oxyhalide and mixed halide.
;
_journal_issue                   35
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10707
_journal_page_last               10714
_journal_paper_doi               10.1039/c2dt30645j
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C16 H14 Br4 O5 Te2'
_chemical_formula_sum            'C16 H14 Br4 O5 Te2'
_chemical_formula_weight         861.11
_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                 102.740(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.8602(11)
_cell_length_b                   17.5288(8)
_cell_length_c                   8.9476(5)
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      32.6062
_cell_measurement_theta_min      4.6437
_cell_volume                     2273.3(2)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.41 (release 06-05-2009 CrysAlis171 .NET)
(compiled May 6 2009,17:20:42)
;
_computing_data_collection
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.41 (release 06-05-2009 CrysAlis171 .NET)
(compiled May 6 2009,17:20:42)
;
_computing_data_reduction
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.41 (release 06-05-2009 CrysAlis171 .NET)
(compiled May 6 2009,17:20:42)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      110(2)
_diffrn_detector_area_resol_mean 10.5081
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.872
_diffrn_measurement_device_type  'Xcalibur, Ruby, Gemini'
_diffrn_measurement_method       '\w 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  0.0730
_diffrn_reflns_av_sigmaI/netI    0.1474
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            15286
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         32.69
_diffrn_reflns_theta_min         4.65
_exptl_absorpt_coefficient_mu    9.620
_exptl_absorpt_correction_T_max  0.765
_exptl_absorpt_correction_T_min  0.061
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.41 (release 06-05-2009 CrysAlis171 .NET)
(compiled May 6 2009,17:20:42)
Numerical absorption correction based on gaussian integration over
a multifaceted crystal model
;
_exptl_crystal_density_diffrn    2.516
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1576
_exptl_crystal_size_max          0.4871
_exptl_crystal_size_mid          0.4097
_exptl_crystal_size_min          0.0279
_refine_diff_density_max         4.837
_refine_diff_density_min         -2.385
_refine_diff_density_rms         0.400
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     246
_refine_ls_number_reflns         7284
_refine_ls_number_restraints     36
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.1641
_refine_ls_R_factor_gt           0.0977
_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^)+(0.0626P)^2^+69.1150P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1766
_refine_ls_wR_factor_ref         0.1965
_reflns_number_gt                4268
_reflns_number_total             7284
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30645j.txt
_cod_data_source_block           9
_cod_database_code               7019958