Synthesis, crystal structure, and cytotoxic activity of novel cyclic systems in [1,2,4]thiadiazolo[2,3-a]pyridine benzamide derivatives and their copper(ii) complexes.
Adhami, Forogh; Safavi, Maliheh; Ehsani, Maryam; Ardestani, Sussan K.; Emmerling, Franziska; Simyari, Farzaneh; Dalton transactions (Cambridge, England : 2003) 43 (2014) 7945–7957; doi:10.1039/c3dt52905c

data_7029643
_publ_section_title
;
 Synthesis, crystal structure, and cytotoxic activity of novel cyclic
 systems in [1,2,4]thiadiazolo[2,3-a]pyridine benzamide derivatives and
 their copper(ii) complexes.
;
_journal_issue                   21
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7945
_journal_page_last               7957
_journal_paper_doi               10.1039/c3dt52905c
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C28 H22 Cl2 Cu N6 O2 S2'
_chemical_formula_sum            'C28 H22 Cl2 Cu N6 O2 S2'
_chemical_formula_weight         673.08
_chemical_name_systematic
; 
 ? 
;
_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     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 98.561(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.947(4)
_cell_length_b                   14.750(5)
_cell_length_c                   13.897(4)
_cell_measurement_reflns_used    34
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      23.0
_cell_measurement_theta_min      2.0
_cell_volume                     2827.0(15)
_computing_cell_refinement       'SAINT (Bruker, 2001)'
_computing_data_collection       'SMART (Bruker, 2001)'
_computing_data_reduction        SAINT
_computing_molecular_graphics
'SHELXTL (Bruker, 2001), ORTEPIII (Burnett & Johnson, 1996)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX CCD area-detector'
_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     0.71073
_diffrn_reflns_av_R_equivalents  0.0582
_diffrn_reflns_av_sigmaI/netI    0.0802
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            19159
_diffrn_reflns_theta_full        28.25
_diffrn_reflns_theta_max         28.25
_diffrn_reflns_theta_min         2.02
_exptl_absorpt_coefficient_mu    1.149
_exptl_absorpt_correction_T_max  0.96
_exptl_absorpt_correction_T_min  0.8
_exptl_absorpt_correction_type   Psi-Scans
_exptl_absorpt_process_details   'SHELXTL (Bruker, 2001)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.581
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1372
_exptl_crystal_size_max          .12
_exptl_crystal_size_mid          .1
_exptl_crystal_size_min          .05
_refine_diff_density_max         0.450
_refine_diff_density_min         -0.421
_refine_diff_density_rms         0.076
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.846
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     370
_refine_ls_number_reflns         6968
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.846
_refine_ls_R_factor_all          0.0813
_refine_ls_R_factor_gt           0.0420
_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^)+(0.0407P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0875
_refine_ls_wR_factor_ref         0.0945
_reflns_number_gt                3969
_reflns_number_total             6968
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt52905c5.cif
_cod_data_source_block           C3
_cod_depositor_comments
'Adding full bibliography for 7029640--7029646.cif.'
_cod_original_cell_volume        2827.1(14)
_cod_original_sg_symbol_Hall     '-P 2ybc '
_cod_database_code               7029643