Bis(3-methyl-2-pyridyl)ditelluride and pyridyl tellurolate complexes of zinc, cadmium, mercury: Synthesis, characterization and their conversion to metal telluride nanoparticles
Kedarnath, G.; Jain, Vimal K.; Wadawale, Amey; Dey, Gautam K.; Dalton Transactions  (2009) 8378–8385; doi:10.1039/b910466f

data_7002364
_publ_section_title
;
 Bis(3-methyl-2-pyridyl)ditelluride and pyridyl tellurolate complexes
 of zinc, cadmium, mercury: Synthesis, characterization and their
 conversion to metal telluride nanoparticles
;
_journal_issue                   39
_journal_name_full               'Dalton Transactions'
_journal_page_first              8378
_journal_page_last               8385
_journal_paper_doi               10.1039/b910466f
_journal_year                    2009
_chemical_formula_moiety         'C12 H12 Cl2 N2 Te2 Zn, C2 H3 N1'
_chemical_formula_sum            'C14 H15 Cl2 N3 Te2 Zn'
_chemical_formula_weight         616.76
_chemical_name_systematic
;
?
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      33
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.623(4)
_cell_length_b                   12.130(3)
_cell_length_c                   9.540(2)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      13.7
_cell_measurement_theta_min      10.0
_cell_volume                     1923.6(8)
_computing_cell_refinement       WinAFC
_computing_data_collection       WinAFC
_computing_data_reduction        CrystalStructure
_computing_molecular_graphics    'ORTEP 3 for Windows'
_computing_publication_material  'WinGX 1.70.01'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SIR92
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Rigaku AFC7S'
_diffrn_measurement_method       \w-2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0349
_diffrn_reflns_av_sigmaI/netI    0.1062
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -6
_diffrn_reflns_number            3366
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         2.72
_diffrn_standards_decay_%        -8.23
_diffrn_standards_interval_count 150
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    4.526
_exptl_absorpt_correction_T_max  0.9149
_exptl_absorpt_correction_T_min  0.4647
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North, Phillips & Mathews, 1968)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.130
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.02
_refine_diff_density_max         2.265
_refine_diff_density_min         -1.169
_refine_diff_density_rms         0.247
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.38(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.985
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     184
_refine_ls_number_reflns         2678
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      0.985
_refine_ls_R_factor_all          0.1423
_refine_ls_R_factor_gt           0.0613
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1073P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1505
_refine_ls_wR_factor_ref         0.1864
_reflns_number_gt                1506
_reflns_number_total             2678
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b910466f.txt
_cod_data_source_block           shelxs
_cod_original_cell_volume        1923.5(7)
_cod_database_code               7002364