Long-Lived Spin-Triplet Excitons in Manganese Complexes for Room-Temperature Phosphorescence
Jung, Mi Hee; Dalton Transactions  (2023) –; doi:10.1039/D2DT03831E

data_7712333
_publ_section_title
;
 Long-Lived Spin-Triplet Excitons in Manganese Complexes for
 Room-Temperature Phosphorescence
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D2DT03831E
_journal_year                    2023
_chemical_formula_sum            'C12 H26 Br4 Mn N2'
_chemical_formula_weight         572.93
_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_method           SHELXL-2018/3
_audit_update_record
;
2022-06-11 deposited with the CCDC.	2023-02-16 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.28(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.149(3)
_cell_length_b                   12.377(3)
_cell_length_c                   13.958(3)
_cell_measurement_reflns_used    35429
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      33.749
_cell_measurement_theta_min      0.401
_cell_volume                     2258.0(9)
_computing_cell_refinement       'HKL3000sm (Otwinowski & Minor, 1997)'
_computing_data_collection       'PAL BL2D-SMDC Program (Shin et. al, 2016)'
_computing_data_reduction        'HKL3000sm (Otwinowski & Minor, 1997)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.797
_diffrn_measurement_device_type  'Rayonix MX225HS CCD area detector'
_diffrn_measurement_method       'omega scan'
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0770
_diffrn_reflns_av_unetI/netI     0.0631
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.797
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            21609
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.797
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         33.885
_diffrn_reflns_theta_min         2.205
_diffrn_source                   'PLSII 2D bending magnet'
_exptl_absorpt_coefficient_mu    7.655
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.611
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'HKL3000sm Scalepack(Otwinowski et.al,2003)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.685
_exptl_crystal_description       plate
_exptl_crystal_F_000             1108
_refine_diff_density_max         2.085
_refine_diff_density_min         -2.111
_refine_diff_density_rms         0.158
_refine_ls_extinction_coef       0.033(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.467
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     179
_refine_ls_number_reflns         7287
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.467
_refine_ls_R_factor_all          0.1692
_refine_ls_R_factor_gt           0.1168
_refine_ls_shift/su_max          1.090
_refine_ls_shift/su_mean         0.063
_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          0.4228
_refine_ls_wR_factor_ref         0.4726
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3144
_reflns_number_total             7287
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2dt03831e2.cif
_cod_data_source_block           298_TEMMnBr2_a
_cod_original_cell_volume        2257.9(8)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7712333
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              13198
_shelx_hkl_checksum              86238