Experimental and Theoretical Investigations of the Contact Ion Pairs Formed by Reactions of the Anions [(EPR2)2N]- (R =iPr,tBu; E = S, Se) with the Cations [(TePR2)2N]+ (R =iPr,tBu)
Stuart D. Robertson; Tristram Chivers; Heikki M. Tuononen; Inorganic Chemistry 48 (2009) 6755–6762; doi:10.1021/ic900703e

data_4302729
_publ_contact_author_address
;
Department of Chemistry
University of Calgary, Calgary, Alberta 
T2N 1N4, Canada
;
_publ_contact_author_name        'Prof. T. Chivers'
_publ_section_title
;
Experimental and Theoretical Investigations of the Contact Ion Pairs Formed
by Reactions of the Anions [(EPR2)2N]- (R =iPr,tBu; E = S, Se) with the
Cations [(TePR2)2N]+ (R =iPr,tBu)
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6755
_journal_page_last               6762
_journal_paper_doi               10.1021/ic900703e
_journal_volume                  48
_journal_year                    2009
_chemical_formula_moiety         'C32 H72 N2 P4 S2 Te2'
_chemical_formula_sum            'C32 H72 N2 P4 S2 Te2'
_chemical_formula_weight         928.12
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     Patterson
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 97.2021(13)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.4711(6)
_cell_length_b                   14.2349(3)
_cell_length_c                   18.8467(7)
_cell_measurement_reflns_used    37963
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.00
_cell_volume                     4384.0(2)
_computing_cell_refinement       'Nonius DENZO'
_computing_data_collection       'Nonius COLLECT'
_computing_data_reduction        'Nonius DENZO'
_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      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       'phi\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  0.0774
_diffrn_reflns_av_sigmaI/netI    0.0596
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            35602
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         2.61
_exptl_absorpt_coefficient_mu    1.595
_exptl_absorpt_correction_T_max  0.826
_exptl_absorpt_correction_T_min  0.679
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements 
 Sortav (Blessing 1995)
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.406
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cube
_exptl_crystal_F_000             1896
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.12
_refine_diff_density_max         1.321
_refine_diff_density_min         -1.311
_refine_diff_density_rms         0.166
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     403
_refine_ls_number_reflns         7736
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0682
_refine_ls_R_factor_gt           0.0418
_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^)+(0.0388P)^2^+8.6279P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0871
_refine_ls_wR_factor_ref         0.0987
_reflns_number_gt                5872
_reflns_number_total             7736
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic900703e_si_001_2.cif
_cod_data_source_block           6c
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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_database_code               4302729