Alkali metal reduction of crown ether encapsulated alkali metal cations.
Pearce, Kyle G.; Neale, Samuel E.; Mahon, Mary F.; McMullin, Claire L.; Hill, Michael S.; Chemical communications (Cambridge, England) 60 (2024) 8391–8394; doi:10.1039/d4cc02725f

data_7133281
_publ_section_title
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 Alkali metal reduction of crown ether encapsulated alkali metal cations.
;
_journal_issue                   64
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              8391
_journal_page_last               8394
_journal_paper_doi               10.1039/d4cc02725f
_journal_volume                  60
_journal_year                    2024
_chemical_formula_moiety         'C30 H50 Be Cl N2 Si2, C16 H32 Na O8, 2(C6 H6)'
_chemical_formula_sum            'C58 H94 Be Cl N2 Na O8 Si2'
_chemical_formula_weight         1070.98
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2022-09-15
_audit_creation_method
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Olex2 1.5
(compiled 2022.04.07 svn.rca3783a0 for OlexSys, GUI svn.r6498)
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_audit_update_record
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2024-05-19 deposited with the CCDC.	2024-07-02 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.7250(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.18290(10)
_cell_length_b                   17.50930(10)
_cell_length_c                   29.9100(2)
_cell_measurement_reflns_used    35607
_cell_measurement_temperature    150.00(10)
_cell_measurement_theta_max      73.2150
_cell_measurement_theta_min      3.9060
_cell_volume                     6336.33(8)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2014/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.1150
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0298
_diffrn_reflns_av_unetI/netI     0.0171
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            83688
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         73.353
_diffrn_reflns_theta_min         3.780
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    1.350
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.84754
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.46 (Rigaku Oxford Diffraction, 2018)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.123
_exptl_crystal_description       block
_exptl_crystal_F_000             2320
_exptl_crystal_size_max          0.237
_exptl_crystal_size_mid          0.159
_exptl_crystal_size_min          0.087
_refine_diff_density_max         0.349
_refine_diff_density_min         -0.617
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     670
_refine_ls_number_reflns         12658
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0414
_refine_ls_R_factor_gt           0.0368
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0556P)^2^+2.3033P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1026
_refine_ls_wR_factor_ref         0.1065
_reflns_Friedel_coverage         0.000
_reflns_number_gt                11323
_reflns_number_total             12658
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4cc02725f2.cif
_cod_data_source_block           s22msh68-cpd-10
_cod_depositor_comments
'Adding full bibliography for 7133277--7133282.cif.'
_cod_original_cell_volume        6336.32(8)
_cod_database_code               7133281
_shelxl_version_number           2014-3
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C11(H11), C14(H14), C25(H25), C28(H28)
2.b Secondary CH2 refined with riding coordinates:
 C1(H1A,H1B), C2(H2A,H2B), C31(H31A,H31B), C32(H32A,H32B), C33(H33A,H33B),
 C34(H34A,H34B), C35(H35A,H35B), C36(H36A,H36B), C37(H37A,H37B), C38(H38A,H38B),
  C39(H39A,H39B), C40(H40A,H40B), C41(H41A,H41B), C42(H42A,H42B), C43(H43A,
 H43B), C44(H44A,H44B), C45(H45A,H45B), C46(H46A,H46B)
2.c Aromatic/amide H refined with riding coordinates:
 C7(H7), C8(H8), C9(H9), C21(H21), C22(H22), C23(H23), C47(H47), C48(H48),
 C49(H49), C50(H50), C51(H51), C52(H52), C53(H53), C54(H54), C55(H55), C56(H56),
  C57(H57), C58(H58)
2.d Idealised Me refined as rotating group:
 C3(H3A,H3B,H3C), C4(H4A,H4B,H4C), C12(H12A,H12B,H12C), C13(H13A,H13B,H13C),
 C15(H15A,H15B,H15C), C16(H16A,H16B,H16C), C17(H17A,H17B,H17C), C18(H18A,H18B,
 H18C), C26(H26A,H26B,H26C), C27(H27A,H27B,H27C), C29(H29A,H29B,H29C), C30(H30A,
 H30B,H30C)
;
_shelx_res_checksum              68492
_shelx_hkl_checksum              62680