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_7029642
_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           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                78.716(8)
_cell_angle_beta                 76.857(8)
_cell_angle_gamma                71.514(8)
_cell_formula_units_Z            1
_cell_length_a                   8.158(5)
_cell_length_b                   8.426(5)
_cell_length_c                   11.183(6)
_cell_measurement_reflns_used    35
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      23
_cell_measurement_theta_min      4
_cell_volume                     703.6(7)
_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 0.978
_diffrn_measured_fraction_theta_max 0.978
_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  0.0449
_diffrn_reflns_av_sigmaI/netI    0.0554
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            5539
_diffrn_reflns_theta_full        29.49
_diffrn_reflns_theta_max         29.49
_diffrn_reflns_theta_min         1.89
_exptl_absorpt_coefficient_mu    1.154
_exptl_absorpt_correction_T_max  0.95
_exptl_absorpt_correction_T_min  0.86
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   'SHELXTL (Bruker, 2001)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.589
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             343
_exptl_crystal_size_max          .14
_exptl_crystal_size_mid          .11
_exptl_crystal_size_min          .05
_refine_diff_density_max         0.666
_refine_diff_density_min         -0.264
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.956
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     188
_refine_ls_number_reflns         3840
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.956
_refine_ls_R_factor_all          0.0568
_refine_ls_R_factor_gt           0.0406
_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^)+(0.0499P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0973
_refine_ls_wR_factor_ref         0.1028
_reflns_number_gt                2770
_reflns_number_total             3840
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt52905c5.cif
_cod_data_source_block           C2
_cod_depositor_comments
'Adding full bibliography for 7029640--7029646.cif.'
_cod_original_sg_symbol_Hall     '-P 1 '
_cod_database_code               7029642