Thermally controlling the singlet‒triplet energy gap of a diradical in the solid state
Su, Yuanting; Wang, Xingyong; Wang, Lei; Zhang, Zaichao; Wang, Xinping; Song, You; Power, Philip P.; Chem. Sci. 7 (2016) 6514–; doi:10.1039/C6SC01825D

data_1543568
_publ_section_title
;
 Thermally controlling the singlet--triplet energy gap of a diradical in
 the solid state
;
_journal_issue                   10
_journal_name_full               'Chem. Sci.'
_journal_page_first              6514
_journal_paper_doi               10.1039/C6SC01825D
_journal_volume                  7
_journal_year                    2016
_chemical_formula_moiety         'C46 H40 N2, 2(C16 Al F36 O4)'
_chemical_formula_sum            'C78 H40 Al2 F72 N2 O8'
_chemical_formula_weight         2555.08
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-10-09 deposited with the CCDC.
2016-06-28 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 111.7830(15)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   17.4037(17)
_cell_length_b                   14.1343(13)
_cell_length_c                   20.914(2)
_cell_measurement_reflns_used    7515
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      21.83
_cell_measurement_theta_min      2.40
_cell_volume                     4777.3(8)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'APEX2 CCD detector'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0393
_diffrn_reflns_av_sigmaI/netI    0.0387
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            42936
_diffrn_reflns_theta_full        27.64
_diffrn_reflns_theta_max         27.64
_diffrn_reflns_theta_min         1.78
_exptl_absorpt_coefficient_mu    0.226
_exptl_absorpt_correction_T_max  0.9354
_exptl_absorpt_correction_T_min  0.9192
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2011)'
_exptl_crystal_colour            blue-green
_exptl_crystal_density_diffrn    1.776
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2520
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.807
_refine_diff_density_min         -0.497
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1246
_refine_ls_number_reflns         11027
_refine_ls_number_restraints     2366
_refine_ls_restrained_S_all      1.266
_refine_ls_R_factor_all          0.1298
_refine_ls_R_factor_gt           0.0905
_refine_ls_shift/su_max          0.008
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0798P)^2^+8.2056P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2169
_refine_ls_wR_factor_ref         0.2438
_reflns_number_gt                6880
_reflns_number_total             11027
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6sc01825d2.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 1543568--1543569.cif.
;
_cod_original_cell_volume        4777.2(8)
_cod_original_sg_symbol_Hall     '-P 2ybc  '
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               1543568