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_7029645
_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_sum            'C14 H13 N3 O S'
_chemical_formula_weight         271.33
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 108.926(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.201(3)
_cell_length_b                   18.487(8)
_cell_length_c                   10.441(5)
_cell_measurement_reflns_used    36
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      21
_cell_measurement_theta_min      4.5
_cell_volume                     1314.8(10)
_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 0.996
_diffrn_measured_fraction_theta_max 0.996
_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  0.0507
_diffrn_reflns_av_sigmaI/netI    0.0570
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            8249
_diffrn_reflns_theta_full        26.45
_diffrn_reflns_theta_max         26.45
_diffrn_reflns_theta_min         2.20
_exptl_absorpt_coefficient_mu    0.241
_exptl_absorpt_correction_T_max  0.96
_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    1.371
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             568
_exptl_crystal_size_max          .14
_exptl_crystal_size_mid          .11
_exptl_crystal_size_min          .05
_refine_diff_density_max         0.180
_refine_diff_density_min         -0.223
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.897
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     173
_refine_ls_number_reflns         2693
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.897
_refine_ls_R_factor_all          0.0692
_refine_ls_R_factor_gt           0.0395
_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^)+(0.0438P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0893
_refine_ls_wR_factor_ref         0.0970
_reflns_number_gt                1670
_reflns_number_total             2693
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt52905c5.cif
_cod_data_source_block           compound
_cod_depositor_comments
'Adding full bibliography for 7029640--7029646.cif.'
_cod_original_cell_volume        1314.9(10)
_cod_original_sg_symbol_Hall     '-P 2yn  '
_cod_database_code               7029645