Bis-(μ-saccharide-C-2-oxo) dinuclear Cu(II) complexes of 4,6-O-butylidene/ethylidene-N-(α-hydroxynaphthylidene/o-hydroxybenzylidene/5-bromo-o-hydroxybenzylidene)-β-D-glucopyranosylamine: structural aspects and data correlations
Gudneppanavar Rajsekhar; Ajay K. Sah; Chebrolu P. Rao; Philippe Guionneau; Muktha Bharathy; T. N. GuruRow; Dalton Trans.  (2003) 3126–3135; doi:10.1039/b303729k

data_7013042
_publ_section_title
;
 Bis-(\m-saccharide-C-2-oxo) dinuclear Cu(II) complexes of
 4,6-O-butylidene/ethylidene-N-(\a-hydroxynaphthylidene/o-hydroxybenzylidene/5-bromo-o-hydroxybenzylidene)-\b-D-glucopyranosylamine:
 structural aspects and data correlations
;
_journal_issue                   15
_journal_name_full               'Dalton Trans.'
_journal_page_first              3126
_journal_page_last               3135
_journal_paper_doi               10.1039/b303729k
_journal_year                    2003
_chemical_formula_sum            'C50 H54 Cu2 N6 O12'
_chemical_formula_weight         1058.07
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      19
_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                   13.304(1)
_cell_length_b                   13.548(1)
_cell_length_c                   26.292(1)
_cell_measurement_reflns_used    27000
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.1
_cell_volume                     4738.9(5)
_computing_cell_refinement       DENZO-SMN
_computing_data_collection       Collect
_computing_data_reduction        DENZO-SMN
_computing_molecular_graphics    'PLATON (A.L.Spek, 2000)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       'rotation in phi and omega'
_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  0.0793
_diffrn_reflns_av_sigmaI/netI    0.0915
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            23119
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.01
_exptl_absorpt_coefficient_mu    0.969
_exptl_absorpt_correction_T_max  0.9153
_exptl_absorpt_correction_T_min  0.8044
_exptl_absorpt_correction_type   'Empirical from multiple refl.'
_exptl_absorpt_process_details   'MULABS (Platon2000; cf. Blessing 1995)'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.483
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2200
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.568
_refine_diff_density_min         -0.439
_refine_diff_density_rms         0.077
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.002(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     619
_refine_ls_number_reflns         8318
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0737
_refine_ls_R_factor_gt           0.0535
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0214P)^2^+5.4545P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0976
_refine_ls_wR_factor_ref         0.1049
_reflns_number_gt                6730
_reflns_number_total             8318
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b303729k.txt
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P212121
_cod_database_code               7013042