Isolation of the novel example of a monomeric organotellurinic acid.
Deka, Rajesh; Sarkar, Arup; Butcher, Ray J.; Junk, Peter C.; Turner, David R.; Deacon, Glen B.; Singh, Harkesh B.; Dalton transactions (Cambridge, England : 2003) 49 (2020) 1173–1180; doi:10.1039/c9dt04013g

data_7703033
_publ_section_title
;
 Isolation of the novel example of a monomeric organotellurinic acid.
;
_journal_issue                   4
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1173
_journal_page_last               1180
_journal_paper_doi               10.1039/c9dt04013g
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety
;
C22 H16 Cl3.73 N2 O Te2, C H4 O, 0.27(Cl)
;
_chemical_formula_sum            'C23 H20 Cl4 N2 O2 Te2'
_chemical_formula_weight         753.41
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-I 2ya'
_space_group_name_H-M_alt        'I 1 2/a 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-08-02 deposited with the CCDC.	2019-12-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 99.697(19)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   17.756(4)
_cell_length_b                   8.602(3)
_cell_length_c                   35.078(5)
_cell_measurement_reflns_used    39415
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.2490
_cell_measurement_theta_min      2.3230
_cell_volume                     5281(2)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2015b)'
_computing_structure_solution    'SHELXT (Sheldrick, 2015a)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku Saturn 724 Dual Source CCD'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0608
_diffrn_reflns_av_unetI/netI     0.0214
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       41
_diffrn_reflns_limit_l_min       -41
_diffrn_reflns_number            56157
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        24.999
_diffrn_reflns_theta_max         24.999
_diffrn_reflns_theta_min         2.356
_diffrn_source                   'fine-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    2.638
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.77832
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.46 (Rigaku Oxford Diffraction, 2018)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.895
_exptl_crystal_description       'elongated block'
_exptl_crystal_F_000             2880
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.13
_refine_diff_density_max         1.146
_refine_diff_density_min         -0.888
_refine_diff_density_rms         0.134
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.168
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     311
_refine_ls_number_reflns         4644
_refine_ls_number_restraints     8
_refine_ls_restrained_S_all      1.176
_refine_ls_R_factor_all          0.0362
_refine_ls_R_factor_gt           0.0345
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0216P)^2^+40.2018P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0712
_refine_ls_wR_factor_ref         0.0723
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4528
_reflns_number_total             4644
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt04013g2.cif
_cod_data_source_block           shelx_CCDC4
_cod_depositor_comments
'Adding full bibliography for 7703029--7703033.cif.'
_cod_original_sg_symbol_H-M      'I 2/a'
_cod_database_code               7703033
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              66576