The structural parameter of spin states of <i>C</i> <sub>1</sub>-symmetric four-coordinate cobalt complexes: <i>D</i> <sub>4</sub>.
Zheng, Chenggong; Liu, Jiyong; Wang, Yongtao; Li, Haoran; Wang, Yuwen; Lu, Zhan; Chemical science 17 (2026) 492–499; doi:10.1039/d5sc06683b

data_1576165
_publ_section_title
;
 The structural parameter of spin states of <i>C</i>
 <sub>1</sub>-symmetric four-coordinate cobalt complexes: <i>D</i>
 <sub>4</sub>.
;
_journal_issue                   1
_journal_name_full               'Chemical science'
_journal_page_first              492
_journal_page_last               499
_journal_paper_doi               10.1039/d5sc06683b
_journal_volume                  17
_journal_year                    2026
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C29 H35 Cl Co N3 O'
_chemical_formula_sum            'C29 H35 Cl Co N3 O'
_chemical_formula_weight         535.98
_chemical_properties_physical    Air-sensitive,Moisture-sensitive,Deliquescent
_space_group_crystal_system      triclinic
_space_group_IT_number           1
_space_group_name_Hall           'P 1'
_space_group_name_H-M_alt        'P 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2024-02-29
_audit_creation_method
;
Olex2 1.5
(compiled 2022.04.07 svn.rca3783a0 for OlexSys, GUI svn.r6498)
;
_audit_update_record
;
2024-03-08 deposited with the CCDC.	2025-10-27 downloaded from the CCDC.
;
_cell_angle_alpha                95.359(4)
_cell_angle_beta                 91.044(3)
_cell_angle_gamma                92.146(3)
_cell_formula_units_Z            4
_cell_length_a                   12.1900(9)
_cell_length_b                   12.9109(10)
_cell_length_c                   16.9559(12)
_cell_measurement_reflns_used    9484
_cell_measurement_temperature    170.00
_cell_measurement_theta_max      60.593
_cell_measurement_theta_min      3.157
_cell_volume                     2654.4(3)
_computing_cell_refinement       'SAINT V8.40B (Bruker Nano, Inc., 2019)'
_computing_data_collection       'Bruker Instrument Service vV6.2.14'
_computing_data_reduction        'SAINT V8.40B (Bruker Nano, Inc., 2019)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2019/2 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      170.00
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'zju Bruker D8 Venture'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_type           GaK\a
_diffrn_radiation_wavelength     1.34139
_diffrn_reflns_av_R_equivalents  0.0507
_diffrn_reflns_av_unetI/netI     0.0416
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            135780
_diffrn_reflns_point_group_measured_fraction_full 0.961
_diffrn_reflns_point_group_measured_fraction_max 0.950
_diffrn_reflns_theta_full        53.594
_diffrn_reflns_theta_max         60.828
_diffrn_reflns_theta_min         2.277
_diffrn_source_current           3.57
_diffrn_source_power             0.24957869999999996
_diffrn_source_voltage           69.91
_exptl_absorpt_coefficient_mu    4.290
_exptl_absorpt_correction_T_max  0.7519
_exptl_absorpt_correction_T_min  0.5487
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1487 before and 0.1006 after correction.
The Ratio of minimum to maximum transmission is 0.7298.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            green
_exptl_crystal_colour_primary    green
_exptl_crystal_density_diffrn    1.341
_exptl_crystal_description       block
_exptl_crystal_F_000             1128
_exptl_crystal_preparation       'Magnetic properties'
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: toluene'
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.265
_refine_diff_density_min         -0.589
_refine_diff_density_rms         0.060
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.099(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1290
_refine_ls_number_reflns         23278
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0396
_refine_ls_R_factor_gt           0.0354
_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^)+(0.0495P)^2^+0.5783P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0890
_refine_ls_wR_factor_ref         0.0912
_reflns_Friedel_coverage         0.912
_reflns_Friedel_fraction_full    0.924
_reflns_Friedel_fraction_max     0.906
_reflns_number_gt                21446
_reflns_number_total             23278
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5sc06683b2.cif
_cod_data_source_block           240124_zcg03048_3_0m
_cod_depositor_comments
'Adding full bibliography for 1576157--1576173.cif.'
_cod_database_code               1576165
_shelx_shelxl_version_number     2019/2
_shelx_estimated_absorpt_t_max   0.674
_shelx_estimated_absorpt_t_min   0.481
_olex2_refinement_description
;
1. Twinned data refinement
 Scales: 0.901(4)
 0.099(4)
2. 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
3.a Ternary CH refined with riding coordinates:
 C1(H1), C4(H4), C24(H24), C27(H27), C30(H30), C33(H33), C53(H53), C56(H56),
 C59(H59), C62(H62), C82(H82), C85(H85), C88(H88), C91(H91), C111(H111),
 C114(H114)
3.b Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B), C31(H31A,H31B), C60(H60A,H60B), C89(H89A,H89B)
3.c Aromatic/amide H refined with riding coordinates:
 C8(H8), C9(H9), C10(H10), C14(H14), C15(H15), C20(H20), C21(H21), C22(H22),
 C37(H37), C38(H38), C39(H39), C43(H43), C44(H44), C49(H49), C50(H50), C51(H51),
  C66(H66), C67(H67), C68(H68), C72(H72), C73(H73), C78(H78), C79(H79),
 C80(H80), C95(H95), C96(H96), C97(H97), C101(H101), C102(H102), C107(H107),
 C108(H108), C109(H109)
3.d Idealised Me refined as rotating group:
 C5(H5A,H5B,H5C), C6(H6A,H6B,H6C), C17(H17A,H17B,H17C), C25(H25A,H25B,H25C),
 C26(H26A,H26B,H26C), C28(H28A,H28B,H28C), C29(H29A,H29B,H29C), C34(H34A,H34B,
 H34C), C35(H35A,H35B,H35C), C46(H46A,H46B,H46C), C54(H54A,H54B,H54C), C55(H55A,
 H55B,H55C), C57(H57A,H57B,H57C), C58(H58A,H58B,H58C), C63(H63A,H63B,H63C),
 C64(H64A,H64B,H64C), C75(H75A,H75B,H75C), C83(H83A,H83B,H83C), C84(H84A,H84B,
 H84C), C86(H86A,H86B,H86C), C87(H87A,H87B,H87C), C92(H92A,H92B,H92C), C93(H93A,
 H93B,H93C), C104(H10A,H10B,H10C), C112(H11A,H11B,H11C), C113(H11D,H11E,H11F),
 C115(H11G,H11H,H11I), C116(H11J,H11K,H11L)
;
_shelx_res_checksum              72905
_olex2_submission_special_instructions 'No special instructions were received'