Structural, Magnetic, and Optical Studies of the Polymorphic 9'-Anthracenyl Dithiadiazolyl Radical.
Beldjoudi, Yassine; Arauzo, Ana; Campo, Javier; Gavey, Emma L.; Pilkington, Melanie; Nascimento, Mitchell A.; Rawson, Jeremy M.; Journal of the American Chemical Society 141 (2019) 6875–6889; doi:10.1021/jacs.8b11528

data_4128127
_publ_section_title
;
 Structural, Magnetic, and Optical Studies of the Polymorphic
 9'-Anthracenyl Dithiadiazolyl Radical.
;
_journal_issue                   17
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              6875
_journal_page_last               6889
_journal_paper_doi               10.1021/jacs.8b11528
_journal_volume                  141
_journal_year                    2019
_chemical_formula_moiety         'C15 H9 N2 S2'
_chemical_formula_sum            'C15 H9 N2 S2'
_chemical_formula_weight         281.36
_chemical_name_systematic        '9-Anthracenyl 1,2,3,5-dithiadiazolyl'
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2018-10-12 # Formatted by publCIF

;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            12
_cell_length_a                   10.7459(11)
_cell_length_b                   14.8885(18)
_cell_length_c                   25.019(3)
_cell_measurement_reflns_used    9902
_cell_measurement_temperature    330(2)
_cell_measurement_theta_max      26.16
_cell_measurement_theta_min      2.85
_cell_volume                     4002.8(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-2014 (Sheldrick 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      330(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker AEX-II with Photon CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0681
_diffrn_reflns_av_unetI/netI     0.0562
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            50539
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.364
_diffrn_reflns_theta_min         2.800
_diffrn_source                   'sealed tube'
_exptl_absorpt_coefficient_mu    0.384
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.6131
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.401
_exptl_crystal_description       Plate
_exptl_crystal_F_000             1740
_exptl_crystal_size_max          0.288
_exptl_crystal_size_mid          0.180
_exptl_crystal_size_min          0.070
_refine_diff_density_max         0.584
_refine_diff_density_min         -0.568
_refine_diff_density_rms         0.080
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.5(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     515
_refine_ls_number_reflns         8134
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.073
_refine_ls_R_factor_all          0.1534
_refine_ls_R_factor_gt           0.0869
_refine_ls_shift/su_max          0.202
_refine_ls_shift/su_mean         0.025
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0690P)^2^+13.7054P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2114
_refine_ls_wR_factor_ref         0.2636
_reflns_Friedel_coverage         0.796
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                4843
_reflns_number_total             8134
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja8b11528_si_006.cif
_cod_data_source_block           YB180_330Ka_a
_cod_database_code               4128127
_publcif_datablock.id            {7f532f9d-bc14-4528-abb5-7fb5bb863078}
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.897
_shelx_estimated_absorpt_t_max   0.974
_exptl_absorpt_special_details
;
SADABS 2012/1 Bruker AXS, Madison WI, USA.
;
_shelx_res_checksum              28299
_shelx_hkl_checksum              150
_publcif_info_exptl_table_max_cols 4
_publcif_info_exptl_table_use_headnotes n