Synthesis and Structural Characterization of New Cu(I) Complexes with the Antithyroid Drug 6-n-Propyl-thiouracil. Study of the Cu(I)-Catalyzed Intermolecular Cycloaddition of Iodonium Ylides toward Benzo[b]furans with Pharmaceutical Implementations
K. Paizanos; D. Charalampou; N. Kourkoumelis; D. Kalpogiannaki; L. Hadjiarapoglou; A. Spanopoulou; K. Lazarou; M. J. Manos; A. J. Tasiopoulos; M. Kubicki; S. K. Hadjikakou; Inorganic Chemistry 51 (2012) 12248–12259; doi:10.1021/ic3014255

data_4331028
_publ_section_title
;
 Synthesis and Structural Characterization of New Cu(I) Complexes with the
 Antithyroid Drug 6-n-Propyl-thiouracil. Study of the Cu(I)-Catalyzed
 Intermolecular Cycloaddition of Iodonium Ylides toward Benzo[b]furans
 with Pharmaceutical Implementations
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              12248
_journal_page_last               12259
_journal_paper_doi               10.1021/ic3014255
_journal_volume                  51
_journal_year                    2012
_chemical_formula_sum            'C72 H60 Cu2 I2 Sb4'
_chemical_formula_weight         1793.08
_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                 111.241(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   24.4463(6)
_cell_length_b                   13.9088(3)
_cell_length_c                   20.2168(5)
_cell_measurement_temperature    293(2)
_cell_volume                     6407.1(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.934
_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  0.0276
_diffrn_reflns_av_sigmaI/netI    0.0261
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            53912
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.51
_diffrn_reflns_theta_min         2.90
_exptl_absorpt_coefficient_mu    3.319
_exptl_crystal_density_diffrn    1.859
_exptl_crystal_F_000             3440
_refine_diff_density_max         0.991
_refine_diff_density_min         -0.488
_refine_diff_density_rms         0.091
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     721
_refine_ls_number_reflns         12437
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0312
_refine_ls_R_factor_gt           0.0220
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0250P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0466
_refine_ls_wR_factor_ref         0.0480
_reflns_number_gt                10239
_reflns_number_total             12437
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic3014255_si_002_4.cif
_cod_data_source_block           4_cu2I2(tpSb)4
_cod_database_code               4331028