Hydrazone chelators for the treatment of iron overload disorders: iron coordination chemistry and biological activity.
Bernhardt, Paul V.; Chin, Piao; Sharpe, Philip C.; Richardson, Des R.; Dalton transactions (Cambridge, England : 2003)  (2007) 3232–3244; doi:10.1039/b704102k

data_7005662
_publ_section_title
;
 Hydrazone chelators for the treatment of iron overload disorders: iron
 coordination chemistry and biological activity.
;
_journal_issue                   30
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3232
_journal_page_last               3244
_journal_paper_doi               10.1039/b704102k
_journal_year                    2007
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C12 H14 N4 O3'
_chemical_formula_sum            'C12 H14 N4 O3'
_chemical_formula_weight         262.27
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_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_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_date             2007-03-16T15:01:38-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                87.76(2)
_cell_angle_beta                 76.47(2)
_cell_angle_gamma                80.730(10)
_cell_formula_units_Z            2
_cell_length_a                   6.4200(10)
_cell_length_b                   8.0010(10)
_cell_length_c                   12.943(2)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      14.116
_cell_measurement_theta_min      10.363
_cell_measurement_wavelength     0.71073
_cell_volume                     637.94(17)
_computing_cell_refinement       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_collection       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector                 'scintillation LiI'
_diffrn_detector_dtime           1.195
_diffrn_measured_fraction_theta_full 1
_diffrn_measured_fraction_theta_max 1
_diffrn_measurement_device       '\k-geometry diffractometer'
_diffrn_measurement_device_type  'Enraf Nonius CAD4'
_diffrn_measurement_method       'non-profiled omega/2theta scans'
_diffrn_orient_matrix_type
;
x-axis points to radiation source
the matrix is specified in reciprocal space
;
_diffrn_orient_matrix_UB_11      -0.11544
_diffrn_orient_matrix_UB_12      0.089704
_diffrn_orient_matrix_UB_13      -0.016471
_diffrn_orient_matrix_UB_21      -0.083215
_diffrn_orient_matrix_UB_22      -0.089349
_diffrn_orient_matrix_UB_23      -0.013119
_diffrn_orient_matrix_UB_31      -0.077783
_diffrn_orient_matrix_UB_32      0.003827
_diffrn_orient_matrix_UB_33      0.076633
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0117
_diffrn_reflns_av_unetI/netI     0.017
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            2466
_diffrn_reflns_theta_full        24.96
_diffrn_reflns_theta_max         24.96
_diffrn_reflns_theta_min         1.62
_diffrn_source                   'Enraf Nonius FR590'
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.101
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.365
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             276
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.238
_refine_diff_density_min         -0.161
_refine_diff_density_rms         0.032
_refine_ls_extinction_coef       0.056(6)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     173
_refine_ls_number_reflns         2247
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.051
_refine_ls_R_factor_gt           0.0341
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0521P)^2^+0.1097P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0914
_refine_ls_wR_factor_ref         0.1017
_reflns_number_gt                1720
_reflns_number_total             2247
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b704102k.txt
_cod_data_source_block           ac40343
_cod_original_cell_volume        637.94(16)
_cod_database_code               7005662