Synthesis and Characterization of Novel 99gTc(V) and Re(V) Complexes with Water-Soluble Tetraaza Diamido Dipyridino Ligands: Single-Crystal X-ray Structural Investigations of Mono- and Dinuclear Complexes
Laszlo Kurti; Dioni Papagiannopoulou; Minas Papadopoulos; Ioannis Pirmettis; Catherine P. Raptopoulou; Aris Terzis; Efstratios Chiotellis; Michael Harmata; Robert R. Kuntz; Raghoottama S. Pandurangi; Inorganic Chemistry 42 (2003) 2960–2967; doi:10.1021/ic020434q

data_4313523
_publ_section_title
;
 Synthesis and Characterization of Novel 99gTc(V) and Re(V) Complexes with
 Water-Soluble Tetraaza Diamido Dipyridino Ligands: Single-Crystal X-ray
 Structural Investigations of Mono- and Dinuclear Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2960
_journal_page_last               2967
_journal_paper_doi               10.1021/ic020434q
_journal_volume                  42
_journal_year                    2003
_chemical_formula_sum            'C15 H20 Cl N4 O6 Tc'
_chemical_formula_weight         485.80
_chemical_name_systematic
;
  ?
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.957(9)
_cell_length_b                   17.14(1)
_cell_length_c                   7.768(6)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    298
_cell_measurement_theta_max      11.5
_cell_measurement_theta_min      5.4
_cell_volume                     1858(2)
_computing_cell_refinement
'Program LEAST (UCLA Crystallographic package, C.E.Strouse, 1994)'
_computing_data_collection
'Program COLLECT (UCLA Crystallographic package, C.E.Strouse, 1994)'
_computing_data_reduction
'Program REDEUCE (UCLA Crystallographic package, C.E.Strouse, 1994)'
_computing_molecular_graphics    ORTEP
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type
'Crystal Logixc Dual Goniometer diffractometer'
_diffrn_measurement_method       'theta-2theta 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  0.0254
_diffrn_reflns_av_sigmaI/netI    0.0462
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            3354
_diffrn_reflns_theta_full        24.23
_diffrn_reflns_theta_max         24.23
_diffrn_reflns_theta_min         1.88
_diffrn_standards_decay_%        -1.8
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.959
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.92
_exptl_absorpt_correction_type   'psi-scan empirical'
_exptl_crystal_colour            orange-brown
_exptl_crystal_density_diffrn    1.736
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parallelipiped
_exptl_crystal_F_000             984
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.328
_refine_diff_density_min         -0.516
_refine_diff_density_rms         0.063
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.65(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         2988
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0335
_refine_ls_R_factor_gt           0.0304
_refine_ls_shift/su_max          0.084
_refine_ls_shift/su_mean         0.007
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0364P)^2^+1.3028P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0774
_refine_ls_wR_factor_ref         0.0799
_reflns_number_gt                2821
_reflns_number_total             2988
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic020434q_2.cif
_cod_data_source_block           she98
_cod_database_code               4313523