Large Ln42 coordination nanorings: NIR luminescent sensing of metal ions and nitro explosives
Shi, Dongliang; Yang, Xiaoping; Chen, Hongfen; Jiang, Dongmei; Liu, Jieni; Ma, Yanan; Schipper, Desmond; Jones, Richard A.; Chemical Communications  (2019) –; doi:10.1039/C9CC07430A

data_7124298
_publ_section_title
;
 Large Ln42 coordination nanorings: NIR luminescent sensing of metal ions
 and nitro explosives
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC07430A
_journal_year                    2019
_chemical_formula_sum            'C280 H378 La42 O238'
_chemical_formula_weight         13386.04
_chemical_name_systematic        Cluster-2
_chemical_properties_physical    Heat-sensitive
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2019-07-25 deposited with the CCDC.    2019-10-01 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 109.93(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   24.689(5)
_cell_length_b                   39.712(8)
_cell_length_c                   34.537(7)
_cell_measurement_reflns_used    8922
_cell_measurement_temperature    190(1)
_cell_measurement_theta_max      27.8950
_cell_measurement_theta_min      1.3518
_cell_volume                     31834(13)
_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 0.986
_diffrn_measured_fraction_theta_max 0.986
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.1119
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       46
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            54890
_diffrn_reflns_theta_full        24.94
_diffrn_reflns_theta_max         24.94
_diffrn_reflns_theta_min         3.00
_exptl_absorpt_coefficient_mu    2.815
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7882
_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    1.397
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             12712
_exptl_crystal_preparation       Luminescent
_exptl_crystal_recrystallization_method 'Vapour deposition'
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_platon_squeeze_details
;
;
_refine_diff_density_max         2.001
_refine_diff_density_min         -1.562
_refine_diff_density_rms         0.172
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.961
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     2521
_refine_ls_number_reflns         54890
_refine_ls_number_restraints     1681
_refine_ls_restrained_S_all      0.962
_refine_ls_R_factor_all          0.1048
_refine_ls_R_factor_gt           0.0626
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0837P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1496
_refine_ls_wR_factor_ref         0.1651
_reflns_number_gt                32119
_reflns_number_total             54890
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c9cc07430a2.cif
_cod_data_source_block           cluster-2
_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 
;
_cod_original_cell_volume        31833(11)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7124298