Influence of metal‒ligand ratio on benzimidazole based luminescent lanthanide complexes: 3-D network structures and chloride anion binding
Yang, Xiaoping; Jones, Richard A.; Oye, Michael M.; Wiester, Michael; Lai, Rachel J.; New Journal of Chemistry 35 (2011) 310–; doi:10.1039/c0nj00518e

data_7052551
_publ_section_title
;
 Influence of metal--ligand ratio on benzimidazole based luminescent
 lanthanide complexes: 3-D network structures and chloride anion
 binding
;
_journal_issue                   2
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              310
_journal_paper_doi               10.1039/c0nj00518e
_journal_volume                  35
_journal_year                    2011
_chemical_formula_moiety         '2(C28 H22 Br2 Er N4 O8), 6(Cl), O'
_chemical_formula_sum            'C56 H44 Br4 Cl6 Er2 N8 O17'
_chemical_formula_weight         1967.85
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                98.85(3)
_cell_angle_beta                 99.52(4)
_cell_angle_gamma                99.55(3)
_cell_formula_units_Z            1
_cell_length_a                   7.8838(16)
_cell_length_b                   14.174(3)
_cell_length_c                   16.683(3)
_cell_measurement_reflns_used    5653
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.91
_cell_volume                     1781.3(7)
_computing_cell_refinement       'Collect software, Nonius B.V. 1998'
_computing_data_collection       'Collect software, Nonius B.V. 1998'
_computing_data_reduction
;
DENZO and Scalepack (Otwinoski and Minor, 1997)
;
_computing_molecular_graphics    'XL SHELXTL/PC, Siemens Analytical'
_computing_structure_refinement  'XL SHELXTL/PC, Siemens Analytical'
_computing_structure_solution
;

SIR97 - Altomare A., Burla M.C., Camalli M., Cascarano G.L., Giacovazzo C.,
Guagliardi A., Moliterni A.G.G., Polidori G.,Spagna R.
;
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  CCD
_diffrn_measurement_method       \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  0.0330
_diffrn_reflns_av_sigmaI/netI    0.0496
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            10237
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.29
_exptl_absorpt_coefficient_mu    4.875
_exptl_absorpt_correction_T_max  0.5093
_exptl_absorpt_correction_T_min  0.4135
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
Absorption correction given as Gaussian
;
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.834
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             950
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         1.632
_refine_diff_density_min         -1.064
_refine_diff_density_rms         0.158
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.175
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     424
_refine_ls_number_reflns         6232
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.175
_refine_ls_R_factor_all          0.0608
_refine_ls_R_factor_gt           0.0491
_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^)+(0.0245P)^2^+2.5682P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1121
_refine_ls_wR_factor_ref         0.1190
_reflns_number_gt                5440
_reflns_number_total             6232
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            C0NJ00518E.TXT
_cod_data_source_block           Complex-6
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Gaussian' changed to
'gaussian' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1555 2011-01-17 13:19:09Z saulius 
;
_cod_original_cell_volume        1781.4(7)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7052551