Diarylhalotelluronium(iv) cations [(8-Me2NC10H6)2TeX](+) (X = Cl, Br, I) stabilized by intramolecularly coordinating N-donor substituents.
Beckmann, Jens; Bolsinger, Jens; Duthie, Andrew; Finke, Pamela; Dalton transactions (Cambridge, England : 2003) 42 (2013) 12193–12202; doi:10.1039/c3dt51011e

data_7021716
_publ_section_title
;
 Diarylhalotelluronium(iv) cations [(8-Me2NC10H6)2TeX](+) (X = Cl, Br, I)
 stabilized by intramolecularly coordinating N-donor substituents.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              12193
_journal_page_last               12202
_journal_paper_doi               10.1039/c3dt51011e
_journal_volume                  42
_journal_year                    2013
_chemical_formula_sum            'C24 H25 I N2 O Te'
_chemical_formula_weight         611.96
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.496(5)
_cell_length_b                   21.960(11)
_cell_length_c                   18.202(9)
_cell_measurement_temperature    150
_cell_volume                     4595(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.1682
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            9791
_diffrn_reflns_theta_full        29.22
_diffrn_reflns_theta_max         29.22
_diffrn_reflns_theta_min         1.85
_exptl_absorpt_coefficient_mu    2.656
_exptl_absorpt_correction_T_max  0.5864
_exptl_absorpt_correction_T_min  0.4118
_exptl_absorpt_correction_type   refdelf
_exptl_absorpt_process_details
'Parkin S,Moezzi B & Hope H, (1995) J. Appl. Cryst. 28, 53-56'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.769
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2368
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.847
_refine_diff_density_min         -0.977
_refine_diff_density_rms         0.187
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.39(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.859
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     524
_refine_ls_number_reflns         9791
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.859
_refine_ls_R_factor_all          0.1377
_refine_ls_R_factor_gt           0.0580
_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^)+(0.0547P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1021
_refine_ls_wR_factor_ref         0.1386
_reflns_number_gt                4926
_reflns_number_total             9791
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt51011e.txt
_cod_data_source_block           12
_cod_database_code               7021716