Synthesis and structural features of new aryltellurenyl iodides
Faoro, Eliandro; de Oliveira, Gelson Manzoni; Lang, Ernesto Schulz; Pereira, Cesar Bicca; Journal of Organometallic Chemistry 695 (2010) 1480–1486; doi:10.1016/j.jorganchem.2010.03.004

data_4038987
_publ_section_title
;
 Synthesis and structural features of new aryltellurenyl iodides
;
_journal_issue                   10-11
_journal_name_full               'Journal of Organometallic Chemistry'
_journal_page_first              1480
_journal_page_last               1486
_journal_paper_doi               10.1016/j.jorganchem.2010.03.004
_journal_volume                  695
_journal_year                    2010
_chemical_formula_moiety         'C20 H26 I2 Te'
_chemical_formula_sum            'C20 H26 I2 Te'
_chemical_formula_weight         647.81
_chemical_name_common            R2TeI2
_chemical_name_systematic
;
 &#x0091;bis(2,3,5,6-tetramethylphenyl)tellurium di-iodine&#x0092;
;
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_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_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_date             2009-11-05T16:54:11-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 95.257(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.9186(3)
_cell_length_b                   14.9060(4)
_cell_length_c                   14.3917(4)
_cell_measurement_reflns_used    4152
_cell_measurement_temperature    170(2)
_cell_measurement_theta_max      27.08
_cell_measurement_theta_min      2.39
_cell_volume                     2118.81(10)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX II/BIS/COSMO'
_computing_data_reduction        'Bruker SADABS'
_computing_molecular_graphics    'CRYSTAL IMPACT DIAMOND 3'
_computing_publication_material  'WINGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'Bruker SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      170(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0641
_diffrn_reflns_av_unetI/netI     0.0598
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            19544
_diffrn_reflns_theta_full        27.12
_diffrn_reflns_theta_max         27.12
_diffrn_reflns_theta_min         2.39
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.317
_exptl_absorpt_correction_T_max  0.806
_exptl_absorpt_correction_T_min  0.542
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.031
_exptl_crystal_density_meas      2.031
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1216
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.05
_refine_diff_density_max         3.938
_refine_diff_density_min         -1.079
_refine_diff_density_rms         0.165
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.959
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         4643
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.959
_refine_ls_R_factor_all          0.0516
_refine_ls_R_factor_gt           0.0367
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0371P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0822
_refine_ls_wR_factor_ref         0.0872
_reflns_number_gt                3437
_reflns_number_total             4682
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            JOC-2010-695-1480.cif
_cod_data_source_block           comp-6
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the built-in table derived from the
CIF Core dictionary named 'cif_core.dic' version 2.4.5 last updated
on 2014-11-21.

Automatic conversion script
Id: cif_fix_values 8738 2021-04-28 16:35:53Z antanas 
;
_cod_original_cell_volume        2118.82(10)
_cod_original_sg_symbol_Hall     -P2yn
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4038987