Hydrolysis of 2-phenylazophenyltellurium trihalides: isolation of an unprecedented homometallic, discrete heptanuclear organotellurium oxide cluster.
Srivastava, Kriti; Sharma, Sagar; Singh, Harkesh B; Singh, Udai P; Butcher, Ray J; Chemical communications (Cambridge, England) 46 (2010) 1130–1132; doi:10.1039/b921785a

data_7105243
_publ_section_title
;
 Hydrolysis of 2-phenylazophenyltellurium trihalides: isolation of an
 unprecedented homometallic, discrete heptanuclear organotellurium
 oxide cluster.
;
_journal_issue                   7
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              1130
_journal_page_last               1132
_journal_paper_doi               10.1039/b921785a
_journal_volume                  46
_journal_year                    2010
_chemical_formula_sum            'C75 H57 N12 O11 Te7'
_chemical_formula_weight         2195.53
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
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_cell_angle_alpha                86.2780(10)
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_cell_formula_units_Z            2
_cell_length_a                   11.5886(2)
_cell_length_b                   15.0996(2)
_cell_length_c                   21.7891(4)
_cell_measurement_reflns_used    26155
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      32.6857
_cell_measurement_theta_min      4.6510
_cell_volume                     3706.19(11)
_computing_cell_refinement
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CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.32 (release 27-01-2009 CrysAlis171 .NET)
(compiled Jan 27 2009,14:17:37)
;
_computing_data_collection
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CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.32 (release 27-01-2009 CrysAlis171 .NET)
(compiled Jan 27 2009,14:17:37)
;
_computing_data_reduction
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CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.32 (release 27-01-2009 CrysAlis171 .NET)
(compiled Jan 27 2009,14:17:37)
;
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.5081
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.896
_diffrn_measurement_device_type
;
Goniometer Xcalibur, detector: Ruby (Gemini M)
;
_diffrn_measurement_method       '\w 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  0.0274
_diffrn_reflns_av_sigmaI/netI    0.0500
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            51276
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_diffrn_reflns_theta_max         32.75
_diffrn_reflns_theta_min         4.66
_diffrn_standards_decay_%        <2%
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_exptl_absorpt_coefficient_mu    2.785
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_exptl_absorpt_correction_type   multi-scan
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CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.33.32 (release 27-01-2009 CrysAlis171 .NET)
(compiled Jan 27 2009,14:17:37)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.967
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2086
_exptl_crystal_size_max          0.44
_exptl_crystal_size_mid          0.36
_exptl_crystal_size_min          0.31
_refine_diff_density_max         3.211
_refine_diff_density_min         -1.351
_refine_diff_density_rms         0.147
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.972
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1020
_refine_ls_number_reflns         24549
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.972
_refine_ls_R_factor_all          0.0609
_refine_ls_R_factor_gt           0.0377
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0481P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0832
_refine_ls_wR_factor_ref         0.0881
_reflns_number_gt                17593
_reflns_number_total             24549
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b921785a.txt
_cod_data_source_block           te2o3a
_cod_database_code               7105243