Experimental evidence for hypercoordination in triorganotelluronium halides with 2-(Me2NCH2)C6H4 groups
Beleagă, Anca; Denes, Eleonora; Silvestru, Cristian; Silvestru, Anca; New Journal of Chemistry 43 (2019) 11585–; doi:10.1039/C9NJ02530H

data_7058529
_publ_section_title
;
 Experimental evidence for hypercoordination in triorganotelluronium
 halides with 2-(Me2NCH2)C6H4 groups
;
_journal_issue                   29
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              11585
_journal_paper_doi               10.1039/C9NJ02530H
_journal_volume                  43
_journal_year                    2019
_chemical_formula_sum            'C27 H36 Cl N3 O Te'
_chemical_formula_weight         581.64
_space_group_crystal_system      trigonal
_space_group_IT_number           146
_space_group_name_Hall           'R 3'
_space_group_name_H-M_alt        'R 3 :H'
_symmetry_space_group_name_Hall  'R 3'
_symmetry_space_group_name_H-M   'R 3 :H'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-06-13 deposited with the CCDC.    2019-06-21 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            3
_cell_length_a                   13.3319(14)
_cell_length_b                   13.3319(14)
_cell_length_c                   13.020(3)
_cell_measurement_reflns_used    1912
_cell_measurement_temperature    297(2)
_cell_measurement_theta_max      18.17
_cell_measurement_theta_min      2.36
_cell_volume                     2004.1(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      297(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0520
_diffrn_reflns_av_unetI/netI     0.0536
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            7026
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.358
_diffrn_reflns_theta_min         2.358
_exptl_absorpt_coefficient_mu    1.237
_exptl_absorpt_correction_T_max  0.801
_exptl_absorpt_correction_T_min  0.771
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker, 2001.'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.446
_exptl_crystal_description       block
_exptl_crystal_F_000             888
_exptl_crystal_size_max          0.210
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.190
_refine_diff_density_max         0.942
_refine_diff_density_min         -0.243
_refine_diff_density_rms         0.066
_refine_ls_abs_structure_details
;
 Flack x determined using 872 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.011(19)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    refU
_refine_ls_matrix_type           full
_refine_ls_number_parameters     117
_refine_ls_number_reflns         1822
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0306
_refine_ls_R_factor_gt           0.0296
_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^)+(0.0156P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0558
_refine_ls_wR_factor_ref         0.0563
_reflns_Friedel_coverage         1.000
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                1803
_reflns_number_total             1822
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9nj02530h2.cif
_cod_data_source_block           737r
_cod_depositor_comments
'Adding full bibliography for 7058527--7058534.cif.'
_cod_original_cell_volume        2004.2(6)
_cod_database_code               7058529
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.781
_shelx_estimated_absorpt_t_max   0.799
_shelx_res_checksum              99069