Reversible C-C bond formation in group 4 metal complexes: nitrile extrusion <i>via</i> β-aryl elimination.
Kulyabin, Pavel S.; Goryunov, Georgy P.; Iashin, Andrei N.; Mladentsev, Dmitry Y.; Uborsky, Dmitry V.; Ehm, Christian; Canich, Jo Ann M.; Hagadorn, John R.; Voskoboynikov, Alexander Z.; Chemical science 15 (2024) 15825–15834; doi:10.1039/d4sc02173h

data_1572546
_publ_section_title
;
 Reversible C-C bond formation in group 4 metal complexes: nitrile
 extrusion <i>via</i> &#x3b2;-aryl elimination.
;
_journal_issue                   38
_journal_name_full               'Chemical science'
_journal_page_first              15825
_journal_page_last               15834
_journal_paper_doi               10.1039/d4sc02173h
_journal_volume                  15
_journal_year                    2024
_chemical_formula_sum            'C29 H39 Hf N3 Si'
_chemical_formula_weight         636.21
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2023-10-16 deposited with the CCDC.	2024-09-10 downloaded from the CCDC.
;
_cell_angle_alpha                83.6590(10)
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_cell_angle_gamma                70.2840(10)
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_cell_length_b                   9.4941(4)
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_cell_measurement_reflns_used    9950
_cell_measurement_temperature    112(2)
_cell_measurement_theta_max      28.22
_cell_measurement_theta_min      2.24
_cell_volume                     1408.68(10)
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_diffrn_ambient_temperature      112(2)
_diffrn_detector_area_resol_mean 7.31
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker D8 Quest with Photon III detector'
_diffrn_measurement_method       '\f and \w shutterless scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0398
_diffrn_reflns_av_unetI/netI     0.0472
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            21015
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.498
_diffrn_reflns_theta_min         2.314
_exptl_absorpt_coefficient_mu    3.766
_exptl_absorpt_correction_T_max  0.4737
_exptl_absorpt_correction_T_min  0.3518
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 SADABS 2016/2: Krause, L., Herbst-Irmer, R., Sheldrick G.M. & Stalke D.,
 J. Appl. Cryst. 48 (2015) 3-10
;
_exptl_crystal_colour            yellow-green
_exptl_crystal_density_diffrn    1.500
_exptl_crystal_description       block
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.320
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.120
_refine_diff_density_max         2.627
_refine_diff_density_min         -1.192
_refine_diff_density_rms         0.129
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
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_refine_ls_number_reflns         7091
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.013
_refine_ls_R_factor_all          0.0369
_refine_ls_R_factor_gt           0.0301
_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^)+(0.0100P)^2^+2.8239P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0553
_refine_ls_wR_factor_ref         0.0572
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6339
_reflns_number_total             7091
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4sc02173h7.cif
_cod_data_source_block           aa
_cod_depositor_comments
'Adding full bibliography for 1572545--1572551.cif.'
_cod_database_code               1572546
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.379
_shelx_estimated_absorpt_t_max   0.661
_shelx_res_checksum              71479