N-Heterocyclic silylene complexes of nickel(0).
Glok, Eduard; Werner, Luis; Radius, Udo; Dalton transactions (Cambridge, England : 2003) 54 (2025) 14846–14861; doi:10.1039/d5dt01887k

data_1575764
_publ_section_title
;
 N-Heterocyclic silylene complexes of nickel(0).
;
_journal_issue                   39
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14846
_journal_page_last               14861
_journal_paper_doi               10.1039/d5dt01887k
_journal_volume                  54
_journal_year                    2025
_chemical_formula_moiety         'C20 H24 Cl2 N2 Si'
_chemical_formula_sum            'C20 H24 Cl2 N2 Si'
_chemical_formula_weight         391.40
_space_group_crystal_system      orthorhombic
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_space_group_name_Hall           '-P 2n 2ab'
_space_group_name_H-M_alt        'P b c n'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2025-08-07 deposited with the CCDC.	2025-09-12 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
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_cell_length_c                   15.6926(4)
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_cell_measurement_theta_min      5.1710
_cell_volume                     1952.68(7)
_computing_cell_refinement       'CrysAlisPro 1.171.40.53 (Rigaku OD, 2019)'
_computing_data_collection       'CrysAlisPro 1.171.40.53 (Rigaku OD, 2019)'
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_computing_molecular_graphics    'ShelXLe (Huebschle et all, 2011)'
_computing_publication_material  'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.00(10)
_diffrn_detector_area_resol_mean 10.0000
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'XtaLAB Synergy R, HyPix-Arc 150'
_diffrn_measurement_method       w-scans
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0286
_diffrn_reflns_av_unetI/netI     0.0248
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.992
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            12266
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.992
_diffrn_reflns_theta_full        72.000
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_diffrn_reflns_theta_min         5.171
_diffrn_source                   'Rotating-anode X-ray tube'
_exptl_absorpt_coefficient_mu    3.607
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.650
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.42.46a (Rigaku Oxford Diffraction, 2022)
Numerical absorption correction based on gaussian integration over
a multifaceted crystal model
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.331
_exptl_crystal_description       block
_exptl_crystal_F_000             824
_exptl_crystal_size_max          0.190
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.281
_refine_diff_density_min         -0.282
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.071
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     117
_refine_ls_number_reflns         2009
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.071
_refine_ls_R_factor_all          0.0398
_refine_ls_R_factor_gt           0.0341
_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^)+(0.0489P)^2^+1.0173P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0937
_refine_ls_wR_factor_ref         0.0970
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1749
_reflns_number_total             2009
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5dt01887k2.cif
_cod_data_source_block           Mes2NHSiCl2
_cod_depositor_comments
'Adding full bibliography for 1575761--1575772.cif.'
_cod_database_code               1575764
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.547
_shelx_estimated_absorpt_t_max   0.869
_shelx_res_checksum              16418