Spin-Crossover Modulation via Single-Crystal to Single-Crystal Photochemical [2+2] Reaction in Hofmann-Type Frameworks
Wang, Long-Fei; Zhuang, Wei-Man; Guo-Zhang, Huang; Chen, Yan-Cong; Qiu, Jiang-Zhen; Ni, Zhao-Ping; Tong, Ming-Liang; Chemical Science  (2019) –; doi:10.1039/C9SC02274K

data_1551943
_publ_section_title
;
 Spin-Crossover Modulation via Single-Crystal to Single-Crystal
 Photochemical [2+2] Reaction in Hofmann-Type Frameworks
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/C9SC02274K
_journal_year                    2019
_chemical_formula_moiety         '0.5(C56 H40 Ag4 Fe2 N16)'
_chemical_formula_sum            'C28 H20 Ag2 Fe N8'
_chemical_formula_weight         740.11
_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'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2018-11-05
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-02-18 deposited with the CCDC.    2019-07-03 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 126.348(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.5839(3)
_cell_length_b                   16.1495(4)
_cell_length_c                   12.6794(4)
_cell_measurement_reflns_used    4313
_cell_measurement_temperature    185
_cell_measurement_theta_max      74.9740
_cell_measurement_theta_min      5.4590
_cell_volume                     1415.70(8)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      185
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.952
_diffrn_measurement_device_type  'XtaLAB Synergy R, DW system, HyPix'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0861
_diffrn_reflns_av_unetI/netI     0.0627
_diffrn_reflns_Laue_measured_fraction_full 0.992
_diffrn_reflns_Laue_measured_fraction_max 0.952
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            9179
_diffrn_reflns_point_group_measured_fraction_full 0.992
_diffrn_reflns_point_group_measured_fraction_max 0.952
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         76.192
_diffrn_reflns_theta_min         5.124
_exptl_absorpt_coefficient_mu    15.302
_exptl_absorpt_correction_T_max  0.208
_exptl_absorpt_correction_T_min  0.200
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            orangered
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    1.736
_exptl_crystal_description       block
_exptl_crystal_F_000             728
_exptl_crystal_size_max          0.124
_exptl_crystal_size_mid          0.121
_exptl_crystal_size_min          0.101
_refine_diff_density_max         1.382
_refine_diff_density_min         -1.593
_refine_diff_density_rms         0.182
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.107
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     178
_refine_ls_number_reflns         2807
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.107
_refine_ls_R_factor_all          0.0648
_refine_ls_R_factor_gt           0.0560
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1004P)^2^+2.0087P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1498
_refine_ls_wR_factor_ref         0.1666
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2411
_reflns_number_total             2807
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9sc02274k2.cif
_cod_data_source_block           a_CCDC1
_cod_database_code               1551943
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.307
_shelx_estimated_absorpt_t_min   0.253
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C9(H9), C7(H7), C3(H3), C6(H6), C4(H4), C8(H8), C11(H11), C12(H12), C14(H14),
 C13(H13)
;
_shelx_res_checksum              5820
_olex2_submission_special_instructions 'No special instructions were received'