Reactions of thiosemicarbazones derived from beta-keto amides and beta-keto esters with Zn(II) and Cd(II) acetates: influence of metal, substitution, reagent ratio and temperature on metal-induced cyclization.
Casas, José S; Castaño, María V; García-Tasende, María S; Rodríguez-Castellón, Enrique; Sánchez, Agustín; Sanjuán, Luisa M; Sordo, José; Dalton transactions (Cambridge, England : 2003)  (2004) 2019–2026; doi:10.1039/b401674b

data_7014120
_publ_section_title
;
 Reactions of thiosemicarbazones derived from beta-keto amides and
 beta-keto esters with Zn(II) and Cd(II) acetates: influence of metal,
 substitution, reagent ratio and temperature on metal-induced
 cyclization.
;
_journal_issue                   13
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2019
_journal_page_last               2026
_journal_paper_doi               10.1039/b401674b
_journal_year                    2004
_chemical_formula_moiety         '[Zn(C6H8N3O2S)2]0.5(H2O)'
_chemical_formula_sum            'C12 H17 N6 O4.5 S2 Zn'
_chemical_formula_weight         446.81
_chemical_name_common            '[Zn(L4)2]0.5(H2O)'
_chemical_name_systematic
;
?
;
_space_group_IT_number           92
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4abw 2nw'
_symmetry_space_group_name_H-M   'P 41 21 2'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     heavy
_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                   9.3579(15)
_cell_length_b                   9.3579(15)
_cell_length_c                   22.554(5)
_cell_measurement_reflns_used    1019
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.06
_cell_measurement_theta_min      3.47
_cell_volume                     1975.1(6)
_computing_cell_refinement       'BRUKER Smart'
_computing_data_collection       'BRUKER Smart'
_computing_data_reduction        'BRUKER SHELXTL'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Smart-CCD-1000 BRUKER'
_diffrn_measurement_method       '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  0.0372
_diffrn_reflns_av_sigmaI/netI    0.0281
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            11298
_diffrn_reflns_theta_full        26.33
_diffrn_reflns_theta_max         26.33
_diffrn_reflns_theta_min         2.36
_exptl_absorpt_coefficient_mu    1.486
_exptl_absorpt_correction_type   empirical(Sadabs,
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.503
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             916
_exptl_crystal_size_max          0,31
_exptl_crystal_size_mid          0,25
_exptl_crystal_size_min          0,34
_refine_diff_density_max         0.311
_refine_diff_density_min         -0.215
_refine_diff_density_rms         0.061
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.01(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.149
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     123
_refine_ls_number_reflns         2025
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.149
_refine_ls_R_factor_all          0.0418
_refine_ls_R_factor_gt           0.0313
_refine_ls_shift/su_max          2.521
_refine_ls_shift/su_mean         0.024
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0452P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0823
_refine_ls_wR_factor_ref         0.0854
_reflns_number_gt                1687
_reflns_number_total             2025
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b401674b.txt
_cod_data_source_block           '[Zn(L4)2]0.5(H2O)'
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
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 

The following automatic conversions were performed:

'_atom_sites_solution_primary' value 'heavy atom' was changed to
'heavy'.

Automatic conversion script
Id: cif_fix_values 6452 2018-10-05 10:23:21Z andrius 
;
_cod_original_sg_symbol_H-M      P4(1)2(1)2
_cod_original_formula_sum        'C12 H17 N6 O4.50 S2 Zn'
_cod_database_code               7014120