Sensitive detection of formaldehyde <i>via</i> a luminescent distorted Eu<sub>4</sub>L<sub>4</sub> tetrahedral cage.
Li, Ran; Deng, Xuan; Yin, Fan; Duan, Xiao-Fang; Zhou, Li-Peng; Zhou, Yang; Guo, Xiao-Qing; Sun, Qing-Fu; Chemical communications (Cambridge, England) 61 (2025) 2135–2138; doi:10.1039/d4cc05823b

data_7134111
_publ_section_title
;
 Sensitive detection of formaldehyde <i>via</i> a luminescent distorted
 Eu<sub>4</sub>L<sub>4</sub> tetrahedral cage.
;
_journal_issue                   10
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              2135
_journal_page_last               2138
_journal_paper_doi               10.1039/d4cc05823b
_journal_volume                  61
_journal_year                    2025
_chemical_formula_sum            'C99.51 H110.04 N12 O22.51 P'
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_space_group_crystal_system      trigonal
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_space_group_name_Hall           '-P 3 2"c'
_space_group_name_H-M_alt        'P -3 c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2024-10-08 deposited with the CCDC.	2025-01-01 downloaded from the CCDC.
;
_cell_angle_alpha                90
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_cell_length_c                   15.0008(6)
_cell_measurement_temperature    150(2)
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_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      150(2)
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_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
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_diffrn_reflns_av_unetI/netI     0.0655
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_diffrn_reflns_limit_k_min       -25
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_diffrn_reflns_theta_full        66.598
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_exptl_absorpt_coefficient_mu    0.879
_exptl_crystal_density_diffrn    1.248
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_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent'
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_refine_ls_restrained_S_all      1.504
_refine_ls_R_factor_all          0.1494
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_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.2000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3741
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_reflns_number_gt                4175
_reflns_number_total             5839
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4cc05823b2.cif
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_cod_depositor_comments
'Adding full bibliography for 7134111--7134112.cif.'
_cod_original_cell_volume        9927.1(7)
_cod_database_code               7134111
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.653
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_shelx_res_checksum              15847
_shelx_hkl_checksum              63713
_shelx_fab_checksum              78793