Bulky bis-guanidine ligand-based neutral and cationic zinc alkyl, halide, and hydride complexes: synthesis, characterization, and catalytic application.
Sahoo, Rajata Kumar; Mukhopadhyay, Sayantan; Rajput, Sagrika; Jana, Achintya; Nembenna, Sharanappa; Dalton transactions (Cambridge, England : 2003) 54 (2025) 15554–15560; doi:10.1039/d4dt02907k

data_1575804
_publ_section_title
;
 Bulky bis-guanidine ligand-based neutral and cationic zinc alkyl, halide,
 and hydride complexes: synthesis, characterization, and catalytic
 application.
;
_journal_issue                   41
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              15554
_journal_page_last               15560
_journal_paper_doi               10.1039/d4dt02907k
_journal_volume                  54
_journal_year                    2025
_chemical_formula_sum            'C81 H77 B F20 N5 Zn'
_chemical_formula_weight         1576.65
_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
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2024-10-05 deposited with the CCDC.	2025-09-16 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 92.305(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   17.2919(3)
_cell_length_b                   24.0736(7)
_cell_length_c                   19.9128(4)
_cell_measurement_reflns_used    15539
_cell_measurement_temperature    100.00(10)
_cell_measurement_theta_max      74.9450
_cell_measurement_theta_min      3.7690
_cell_volume                     8282.6(3)
_computing_cell_refinement       'CrysAlisPro 1.171.40.63a (Rigaku OD, 2019)'
_computing_data_collection       'CrysAlisPro 1.171.40.63a (Rigaku OD, 2019)'
_computing_data_reduction        'CrysAlisPro 1.171.40.63a (Rigaku OD, 2019)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.00(10)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type
'SuperNova, Dual, Cu at home/near, Pilatus 200K'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0915
_diffrn_reflns_av_unetI/netI     0.0680
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.971
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            58869
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.971
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         75.467
_diffrn_reflns_theta_min         3.672
_exptl_absorpt_coefficient_mu    1.183
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.55734
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.264
_exptl_crystal_description       block
_exptl_crystal_F_000             3252
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.18
_refine_diff_density_max         2.559
_refine_diff_density_min         -1.192
_refine_diff_density_rms         0.206
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.565
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     990
_refine_ls_number_reflns         16665
_refine_ls_number_restraints     706
_refine_ls_restrained_S_all      1.572
_refine_ls_R_factor_all          0.1695
_refine_ls_R_factor_gt           0.1410
_refine_ls_shift/su_max          0.011
_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          0.3768
_refine_ls_wR_factor_ref         0.4033
_reflns_Friedel_coverage         0.000
_reflns_number_gt                11516
_reflns_number_total             16665
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4dt02907k2.cif
_cod_data_source_block           shelx
_cod_depositor_comments
'Adding full bibliography for 1575802--1575808.cif.'
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               1575804
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              86367