Transport of metal salts by zwitterionic ligands; simple but highly efficient salicylaldoxime extractants.
Forgan, Ross S; Davidson, James E; Galbraith, Stuart G; Henderson, David K; Parsons, Simon; Tasker, Peter A; White, Fraser J; Chemical communications (Cambridge, England)  (2008) 4049–4051; doi:10.1039/b808696f

data_7103328
_publ_section_title
;
 Transport of metal salts by zwitterionic ligands; simple but highly
 efficient salicylaldoxime extractants.
;
_journal_issue                   34
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              4049
_journal_page_last               4051
_journal_paper_doi               10.1039/b808696f
_journal_year                    2008
_chemical_compound_source        'Ross Forgan'
_chemical_formula_moiety         'C34 H52 Cu N6 O10'
_chemical_formula_sum            'C34 H52 Cu N6 O10'
_chemical_formula_weight         768.36
_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                 112.682(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.8940(6)
_cell_length_b                   11.1620(6)
_cell_length_c                   14.8410(7)
_cell_measurement_reflns_used    7043
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      30.47
_cell_measurement_theta_min      2.35
_cell_volume                     1817.92(16)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    Shelxp
_computing_publication_material  'Platon, encifer'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'Shelxs Sheldrick'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.935
_diffrn_measurement_device_type  'Bruker Smart Apex CCD'
_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  0.0363
_diffrn_reflns_av_sigmaI/netI    0.0263
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            28245
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         30.50
_diffrn_reflns_theta_min         1.88
_exptl_absorpt_coefficient_mu    0.665
_exptl_absorpt_correction_T_max  0.8500
_exptl_absorpt_correction_T_min  0.6668
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2004/1'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.404
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             814
_exptl_crystal_recrystallization_method 'MeOH/Et2O diffusion'
_exptl_crystal_size_max          0.71
_exptl_crystal_size_mid          0.37
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.917
_refine_diff_density_min         -0.413
_refine_diff_density_rms         0.094
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     237
_refine_ls_number_reflns         5192
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.054
_refine_ls_R_factor_all          0.0487
_refine_ls_R_factor_gt           0.0409
_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^)+(0.0694P)^2^+0.6647P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1125
_refine_ls_wR_factor_ref         0.1174
_reflns_number_gt                4429
_reflns_number_total             5192
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b808696f.txt
_cod_data_source_block           rf0005
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7103328