Amino-Alcohol Ligands: Synthesis and Structure of N,N'-bis(2-hydroxycyclopentyl)ethane-1,2-diamine and Its Salts, and an Assessment of Its Fitness and That of Related Ligands for Complexing Metal Ions
Alvaro S. de Sousa; Manuel A. Fernandes; Kamentheren Padayachy; Helder M. Marques; Inorganic Chemistry 49 (2010) 8003–8011; doi:10.1021/ic101018b

data_4316412
_publ_section_title
;
 Amino-Alcohol Ligands: Synthesis and Structure of
 N,N'-bis(2-hydroxycyclopentyl)ethane-1,2-diamine and Its Salts, and an
 Assessment of Its Fitness and That of Related Ligands for Complexing
 Metal Ions
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8003
_journal_page_last               8011
_journal_paper_doi               10.1021/ic101018b
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety
;
C12 H26 N2 O2, 2(N O3)
;
_chemical_formula_sum            'C12 H26 N4 O8'
_chemical_formula_weight         354.37
_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                 94.578(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.2917(14)
_cell_length_b                   8.4205(12)
_cell_length_c                   10.5946(15)
_cell_measurement_reflns_used    740
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.11
_cell_measurement_theta_min      3.27
_cell_volume                     826.3(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0394
_diffrn_reflns_av_sigmaI/netI    0.0339
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5847
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         2.20
_exptl_absorpt_coefficient_mu    0.119
_exptl_absorpt_correction_T_max  0.9893
_exptl_absorpt_correction_T_min  0.9550
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.424
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             380
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.39
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.263
_refine_diff_density_min         -0.242
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     110
_refine_ls_number_reflns         1994
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0554
_refine_ls_R_factor_gt           0.0395
_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^)+(0.0642P)^2^+0.0631P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1112
_refine_ls_wR_factor_ref         0.1176
_reflns_number_gt                1515
_reflns_number_total             1994
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic101018b_si_002_2.cif
_cod_data_source_block           766042
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_database_code               4316412