Intra and Intermolecular Magnetic Interactions in a Series of Dinuclear Cu(II)/hxta Complexes {H5hxta =N,N'-(2-hydroxy-1,3-xylylene)-bis-(N-carboxymethylglycine)}: Correlation of Magnetic Properties with Geometry
Steve Laborda; Rodolphe Clérac; Christopher E. Anson; Annie K. Powell; Inorganic Chemistry 43 (2004) 5931–5943; doi:10.1021/ic035333m

data_4311561
_publ_section_title
;
 Intra and Intermolecular Magnetic Interactions in a Series of Dinuclear
 Cu(II)/hxta Complexes {H5hxta
 =N,N'-(2-hydroxy-1,3-xylylene)-bis-(N-carboxymethylglycine)}: Correlation
 of Magnetic Properties with Geometry
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5931
_journal_page_last               5943
_journal_paper_doi               10.1021/ic035333m
_journal_volume                  43
_journal_year                    2004
_chemical_formula_sum            'C22 H39 Br Cu2 N2 O15'
_chemical_formula_weight         778.54
_chemical_name_systematic
; 
 [2,6-bis{(carboxymethyl)(hydroxycarbonylmethyl)aminomethyl}
-4-methoxyphenoxy](\m-bromo)(methanol)dicopper(II) 
tetramethanol solvate
;
_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                 93.946(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.9594(5)
_cell_length_b                   12.1146(6)
_cell_length_c                   23.2579(11)
_cell_measurement_reflns_used    10734
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      27.99
_cell_measurement_theta_min      2.43
_cell_volume                     3080.6(3)
_computing_cell_refinement       'SMART-NT 5.6 (Bruker AXS Inc., 2000)'
_computing_data_collection       'SMART-NT 5.6 (Bruker AXS Inc., 2000)'
_computing_data_reduction        'SAINT+ 6.0 (Bruker AXS Inc., 2000)'
_computing_molecular_graphics    'XP: SHELXTL 5.1 (Bruker AXS Inc., 1997)'
_computing_publication_material  'XCIF: SHELXTL 5.1 (Bruker AXS Inc., 1997)'
_computing_structure_refinement  'XL: SHELXTL 5.1 (Bruker AXS Inc., 1997)'
_computing_structure_solution    'XS: SHELXTL 5.1 (Bruker AXS Inc., 1997)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.920
_diffrn_measurement_device_type  'Bruker SMART Apex'
_diffrn_measurement_method       'CCD area detector'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0446
_diffrn_reflns_av_sigmaI/netI    0.0441
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            15236
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         1.76
_exptl_absorpt_coefficient_mu    2.748
_exptl_absorpt_correction_T_max  0.8748
_exptl_absorpt_correction_T_min  0.6095
_exptl_absorpt_process_details   'SADABS (Bruker AXS Inc., 2000)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.679
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1592
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.087
_refine_diff_density_min         -0.678
_refine_diff_density_rms         0.121
_refine_ls_extinction_coef       0.0022(3)
_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   1.050
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     405
_refine_ls_number_reflns         6841
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0514
_refine_ls_R_factor_gt           0.0410
_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^)+(0.0662P)^2^+0.4106P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1056
_refine_ls_wR_factor_ref         0.1099
_reflns_number_gt                5574
_reflns_number_total             6841
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic035333msi20031118_073501_10.cif
_cod_data_source_block           laborda8
_cod_database_code               4311561