Light- and temperature-assisted spin state annealing: accessing the hidden multistability
Chen, Yan-Cong; Meng, Yan; Dong, Yan-Jie; Song, Xiao-Wei; Huang, Guo-Zhang; Zhang, Chuan-Lei; Ni, Zhao-Ping; Navařík, Jakub; Malina, Ondřej; Zbořil, Radek; Tong, Ming-Liang; Chemical Science 11 (2020) 3281–3289; doi:10.1039/C9SC05971G

data_1557376
_publ_section_title
;
 Light- and temperature-assisted spin state annealing: accessing the
 hidden multistability
;
_journal_issue                   12
_journal_name_full               'Chemical Science'
_journal_page_first              3281
_journal_page_last               3289
_journal_paper_doi               10.1039/C9SC05971G
_journal_volume                  11
_journal_year                    2020
_chemical_formula_moiety         'C22 H14 Au2 Fe N6'
_chemical_formula_sum            'C22 H14 Au2 Fe N6'
_chemical_formula_weight         812.17
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2018-12-19
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-05-27 deposited with the CCDC.	2020-02-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.596(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.8116(5)
_cell_length_b                   14.4381(6)
_cell_length_c                   14.9803(7)
_cell_measurement_reflns_used    9816
_cell_measurement_temperature    170(2)
_cell_measurement_theta_max      27.55
_cell_measurement_theta_min      2.74
_cell_volume                     2322.93(18)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      170.0
_diffrn_detector                 'CMOS active pixel sensor detector'
_diffrn_detector_type            'Bruker PHOTON 100 CMOS detector'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       '\k-geometry diffractometer'
_diffrn_measurement_device_type  'Bruker D8 QUEST'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0383
_diffrn_reflns_av_unetI/netI     0.0145
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            74552
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.498
_diffrn_reflns_theta_min         2.363
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms Microfocus'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    13.237
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.4758
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.1066 before and 0.0514 after correction. The Ratio of minimum to maximum transmission is 0.6381. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    2.322
_exptl_crystal_description       block
_exptl_crystal_F_000             1488
_exptl_crystal_size_max          0.176
_exptl_crystal_size_mid          0.152
_exptl_crystal_size_min          0.144
_refine_diff_density_max         2.421
_refine_diff_density_min         -1.382
_refine_diff_density_rms         0.197
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.077
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     268
_refine_ls_number_reflns         4815
_refine_ls_number_restraints     60
_refine_ls_restrained_S_all      1.082
_refine_ls_R_factor_all          0.0366
_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^)+(0.0278P)^2^+25.2127P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0704
_refine_ls_wR_factor_ref         0.0745
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4141
_reflns_number_total             4815
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9sc05971g2.cif
_cod_data_source_block           170HS
_cod_depositor_comments
;Adding full bibliography for 1557376--1557379.cif.

 Adding full bibliography for 1557376--1557379.cif.
;
_cod_database_code               1557376
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.252
_shelx_estimated_absorpt_t_min   0.204
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2. Uiso/Uaniso restraints and constraints
Uanis(C17) \\sim Ueq, Uanis(C16) \\sim Ueq, Uanis(C15) \\sim Ueq, Uanis(C14)
\\sim Ueq, Uanis(N6) \\sim Ueq, Uanis(C22) \\sim Ueq, Uanis(C21) \\sim Ueq,
Uanis(C20) \\sim Ueq, Uanis(C19) \\sim Ueq, Uanis(C18) \\sim Ueq: with sigma of
0.002 and sigma for terminal atoms of 0.004
3.a Aromatic/amide H refined with riding coordinates:
 C5(H5), C7(H7), C8(H8), C9(H9), C10(H10), C12(H12), C13(H13), C14(H14),
 C17(H17), C18(H18), C19(H19), C16(H16), C21(H21), C22(H22)
3.b Fitted hexagon refined as free rotating group:
 C17(C18,C19,C20,C15,C16)
;
_olex2_submission_special_instructions 'No special instructions were received'