A small-molecular europium complex with anion sensing sensitivity.
Wang, Jianwei; Wu, Jiang; Chen, Yanmei; Wang, Haiping; Li, Yiran; Liu, Weisheng; Tian, Hao; Zhang, Ting; Xu, Jun; Tang, Yu; Dalton transactions (Cambridge, England : 2003) 41 (2012) 12936–12941; doi:10.1039/c2dt31607b

data_7029905
_publ_section_title
;
 A small-molecular europium complex with anion sensing sensitivity.
;
_journal_issue                   41
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              12936
_journal_page_last               12941
_journal_paper_doi               10.1039/c2dt31607b
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         '2(C24 H32 Eu N5 O14), C H3 N O2'
_chemical_formula_sum            'C49 H67 Eu2 N11 O30'
_chemical_formula_weight         1594.06
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                90.000(8)
_cell_angle_beta                 126.997(6)
_cell_angle_gamma                90.000(8)
_cell_formula_units_Z            4
_cell_length_a                   27.329(4)
_cell_length_b                   14.0485(18)
_cell_length_c                   20.865(3)
_cell_measurement_reflns_used    3145
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      20.005
_cell_measurement_theta_min      2.412
_cell_volume                     6397.9(16)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0805
_diffrn_reflns_av_sigmaI/netI    0.0728
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            23510
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.72
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.038
_exptl_absorpt_correction_T_max  0.6515
_exptl_absorpt_correction_T_min  0.5992
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.655
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3216
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.23
_refine_diff_density_max         2.478
_refine_diff_density_min         -1.041
_refine_diff_density_rms         0.167
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.080
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     421
_refine_ls_number_reflns         5642
_refine_ls_number_restraints     26
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.1182
_refine_ls_R_factor_gt           0.0749
_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^)+(0.1277P)^2^+34.9150P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1938
_refine_ls_wR_factor_ref         0.2466
_reflns_number_gt                3450
_reflns_number_total             5642
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt31607b.txt
_cod_data_source_block           t
_cod_original_cell_volume        6397.9(15)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7029905