Cation sensing by luminescent high-nuclearity Zn-Eu Schiff base nanoscale complexes: high sensitivity to Ag<sup>+</sup> and Cd<sup>2+</sup> ions at the ppm level.
Jiang, Dongmei; Yang, Xiaoping; Chen, Hongfen; Wang, Fei; Wang, Shiqing; Zhu, Ting; Zhang, Lijie; Huang, Shaoming; Dalton transactions (Cambridge, England : 2003) 48 (2019) 2206–2212; doi:10.1039/c8dt04942d

data_7048735
_publ_section_title
;
 Cation sensing by luminescent high-nuclearity Zn-Eu Schiff base nanoscale
 complexes: high sensitivity to Ag<sup>+</sup> and Cd<sup>2+</sup> ions at
 the ppm level.
;
_journal_issue                   6
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2206
_journal_page_last               2212
_journal_paper_doi               10.1039/c8dt04942d
_journal_volume                  48
_journal_year                    2019
_chemical_formula_sum            'C72.5 H76 Eu2 N4 O26.5 Zn2'
_chemical_formula_weight         1862.03
_chemical_name_systematic        Cluster-1
_chemical_properties_physical    Heat-sensitive
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_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
_audit_update_record
;
2018-06-05 deposited with the CCDC.
2019-01-03 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 100.311(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.051(4)
_cell_length_b                   20.642(4)
_cell_length_c                   22.340(4)
_cell_measurement_reflns_used    7229
_cell_measurement_temperature    190(1)
_cell_measurement_theta_max      27.8019
_cell_measurement_theta_min      1.3077
_cell_volume                     8643(3)
_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    'XP 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      190(1)
_diffrn_detector_area_resol_mean 13.6612
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Mercury2 (2x2 bin mode)'
_diffrn_measurement_method       dtprofit.ref
_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  0.0843
_diffrn_reflns_av_sigmaI/netI    0.0766
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            59567
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.35
_exptl_absorpt_coefficient_mu    2.052
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7565
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'DENZO and Scalepack (Otwinoski and Minor, 1997)'
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.431
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             3748
_exptl_crystal_preparation       Luminescent
_exptl_crystal_recrystallization_method 'Vapour deposition'
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.10
_refine_diff_density_max         2.508
_refine_diff_density_min         -1.439
_refine_diff_density_rms         0.176
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.128
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     973
_refine_ls_number_reflns         15174
_refine_ls_number_restraints     651
_refine_ls_restrained_S_all      1.119
_refine_ls_R_factor_all          0.1158
_refine_ls_R_factor_gt           0.0913
_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^)+(0.0713P)^2^+139.1446P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2305
_refine_ls_wR_factor_ref         0.2494
_reflns_number_gt                11431
_reflns_number_total             15174
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c8dt04942d2.cif
_cod_data_source_block           cluster-1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 7048735--7048737.cif.
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_original_formula_sum        'C72.50 H76 Eu2 N4 O26.50 Zn2'
_cod_database_code               7048735