Te4Se2O6 macrocycle stabilizing triangular planar and tetrahedral anions.
Srungavruksham, Nagarjuna Kumar; Baskar, Viswanathan; Dalton transactions (Cambridge, England : 2003) 44 (2015) 4554–4559; doi:10.1039/c4dt03911d

data_7033649
_publ_section_title
;
 Te4Se2O6 macrocycle stabilizing triangular planar and tetrahedral anions.
;
_journal_issue                   10
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4554
_journal_page_last               4559
_journal_paper_doi               10.1039/c4dt03911d
_journal_volume                  44
_journal_year                    2015
_chemical_formula_moiety         'C86 H84 Cl2 O22 Se2 Te4'
_chemical_formula_sum            'C86 H84 Cl2 O22 Se2 Te4'
_chemical_formula_weight         2208.75
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2014-09-30 deposited with the CCDC.
2015-01-15 downloaded from the CCDC.
;
_cell_angle_alpha                71.3950(10)
_cell_angle_beta                 70.1130(10)
_cell_angle_gamma                82.3580(10)
_cell_formula_units_Z            1
_cell_length_a                   12.2163(11)
_cell_length_b                   14.8089(13)
_cell_length_c                   15.9691(14)
_cell_measurement_reflns_used    6779
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.98
_cell_measurement_theta_min      2.32
_cell_volume                     2573.7(4)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0260
_diffrn_reflns_av_sigmaI/netI    0.0290
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            27402
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         1.42
_exptl_absorpt_coefficient_mu    1.942
_exptl_absorpt_correction_T_max  0.6124
_exptl_absorpt_correction_T_min  0.3057
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   brukarsadbas
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.425
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1086
_exptl_crystal_size_max          0.80
_exptl_crystal_size_mid          0.46
_exptl_crystal_size_min          0.28
_platon_squeeze_details
;
;
_refine_diff_density_max         1.832
_refine_diff_density_min         -0.641
_refine_diff_density_rms         0.088
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     527
_refine_ls_number_reflns         10449
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0293
_refine_ls_R_factor_gt           0.0275
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0446P)^2^+1.3961P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0730
_refine_ls_wR_factor_ref         0.0740
_reflns_number_gt                9693
_reflns_number_total             10449
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt03911d2.cif
_cod_data_source_block           3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2935 2014-11-11 08:27:57Z andrius 

 Adding full bibliography for 7033648--7033650.cif.
;
_cod_original_sg_symbol_H-M      'P-1   '
_cod_database_code               7033649