Beryllium-centred C-H activation of benzene.
Pearce, Kyle G.; Hill, Michael S.; Mahon, Mary F.; Chemical communications (Cambridge, England) 59 (2023) 1453–1456; doi:10.1039/d2cc06702a

data_7131166
_publ_section_title
;
 Beryllium-centred C-H activation of benzene.
;
_journal_issue                   11
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              1453
_journal_page_last               1456
_journal_paper_doi               10.1039/d2cc06702a
_journal_volume                  59
_journal_year                    2023
_chemical_formula_moiety         'C30 H50 Be Cl Li N2 Si2'
_chemical_formula_sum            'C30 H50 Be Cl Li N2 Si2'
_chemical_formula_weight         546.30
_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             2022-04-11
_audit_creation_method
;
Olex2 1.5
(compiled 2021.12.09 svn.r5202d8cf for OlexSys, GUI svn.r6439)
;
_audit_update_record
;
2022-09-08 deposited with the CCDC.	2023-01-06 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 106.774(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   16.6788(3)
_cell_length_b                   10.62550(10)
_cell_length_c                   19.9196(3)
_cell_measurement_reflns_used    12252
_cell_measurement_temperature    150.00(10)
_cell_measurement_theta_max      72.5570
_cell_measurement_theta_min      4.6240
_cell_volume                     3379.96(9)
_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  0.0325
_diffrn_reflns_av_unetI/netI     0.0342
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            23705
_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         72.602
_diffrn_reflns_theta_min         4.092
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    1.808
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.82347
_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    1.074
_exptl_crystal_description       block
_exptl_crystal_F_000             1184
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.266
_exptl_crystal_size_min          0.164
_refine_diff_density_max         0.455
_refine_diff_density_min         -0.330
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     346
_refine_ls_number_reflns         6684
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0479
_refine_ls_R_factor_gt           0.0435
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0693P)^2^+0.9488P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1139
_refine_ls_wR_factor_ref         0.1188
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6033
_reflns_number_total             6684
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2cc06702a2.cif
_cod_data_source_block           s22msh23
_cod_depositor_comments
'Adding full bibliography for 7131166--7131169.cif.'
_cod_database_code               7131166
_shelxl_version_number           2014-3
_shelx_estimated_absorpt_t_max   0.756
_shelx_estimated_absorpt_t_min   0.562
_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:
 C13(H13), C16(H16), C25(H25), C28(H28)
2.b Secondary CH2 refined with riding coordinates:
 C1(H1A,H1B), C2(H2A,H2B)
2.c Aromatic/amide H refined with riding coordinates:
 C9(H9), C10(H10), C11(H11), C21(H21), C22(H22), C23(H23)
2.d Idealised Me refined as rotating group:
 C3(H3A,H3B,H3C), C4(H4A,H4B,H4C), C5(H5A,H5B,H5C), C6(H6A,H6B,H6C), C14(H14A,
 H14B,H14C), C15(H15A,H15B,H15C), 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              83637
_shelx_hkl_checksum              32950