The Reactions of Tellurium Tetrahalides with Triphenylphosphine under Ambient Conditions
Sari M. Närhi; Raija Oilunkaniemi; Risto S. Laitinen; Markku Ahlgrén; Inorganic Chemistry 43 (2004) 3742–3750; doi:10.1021/ic049789v

data_4311110
_publ_section_title
;
 The Reactions of Tellurium Tetrahalides with Triphenylphosphine under
 Ambient Conditions
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3742
_journal_page_last               3750
_journal_paper_doi               10.1021/ic049789v
_journal_volume                  43
_journal_year                    2004
_chemical_formula_sum            'C4 H8 I2 Te'
_chemical_formula_weight         437.50
_chemical_name_systematic
;
 1,1,2,3,4,5-hexahydro-1,1-diiodotellurophene
;
_space_group_IT_number           14
_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_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.71(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   12.515(3)
_cell_length_b                   10.232(2)
_cell_length_c                   13.813(3)
_cell_measurement_temperature    150(2)
_cell_volume                     1768.7(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Nonius kappaccd'
_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  0.0454
_diffrn_reflns_av_sigmaI/netI    0.0245
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            21886
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.18
_exptl_absorpt_coefficient_mu    10.255
_exptl_absorpt_correction_T_max  0.4942
_exptl_absorpt_correction_T_min  0.1837
_exptl_absorpt_correction_type   psi-scan
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    3.286
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1520
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.700
_refine_diff_density_min         -1.669
_refine_diff_density_rms         0.250
_refine_ls_extinction_coef       0.00131(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.180
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     128
_refine_ls_number_reflns         3479
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.180
_refine_ls_R_factor_all          0.0400
_refine_ls_R_factor_gt           0.0336
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0409P)^2^+9.5895P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0821
_refine_ls_wR_factor_ref         0.0843
_reflns_number_gt                3152
_reflns_number_total             3479
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic049789vsi20040217_084029_4.cif
_cod_data_source_block           cmpd5a
_cod_depositor_comments
;
The following automatic conversions were performed:
'_exptl_absorpt_correction_type' value 'Psi-scan' changed to 'psi-scan'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        1768.7(6)
_cod_database_code               4311110