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_7014118
_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_sum            'C6 H9 N3 O S'
_chemical_formula_weight         171.22
_chemical_name_common            HL3
_chemical_name_systematic
;
?
;
_space_group_IT_number           12
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 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                 90.087(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.825(4)
_cell_length_b                   6.9385(14)
_cell_length_c                   6.1461(12)
_cell_measurement_reflns_used    764
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.34
_cell_measurement_theta_min      3.13
_cell_volume                     802.8(3)
_computing_cell_refinement       'BRUKER Smart'
_computing_data_collection       'BRUKER Smart'
_computing_data_reduction        'BRUKER SHELXTL'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_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  0.0338
_diffrn_reflns_av_sigmaI/netI    0.0110
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            2519
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         2.16
_exptl_absorpt_coefficient_mu    0.348
_exptl_absorpt_correction_type   'empirical(Sadabs, Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.417
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             360
_exptl_crystal_size_max          0,95
_exptl_crystal_size_mid          0,53
_exptl_crystal_size_min          0,44
_refine_diff_density_max         0.351
_refine_diff_density_min         -0.383
_refine_diff_density_rms         0.078
_refine_ls_extinction_coef       0.010(5)
_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   1.055
_refine_ls_hydrogen_treatment    'riding model'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     68
_refine_ls_number_reflns         890
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0627
_refine_ls_R_factor_gt           0.0578
_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^)+(0.1304P)^2^+0.2184P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1661
_refine_ls_wR_factor_ref         0.1744
_reflns_number_gt                760
_reflns_number_total             890
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b401674b.txt
_cod_data_source_block           HL3
_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_original_sg_symbol_H-M      C2/m
_cod_database_code               7014118