"Broken-hearted" carbon bowl <i>via</i> electron shuttle reaction: energetics and electron coupling.
Leith, Gabrielle A.; Rice, Allison M.; Yarbrough, Brandon J.; Kittikhunnatham, Preecha; Mathur, Abhijai; Morris, Nicholas A.; Francis, Megan J.; Berseneva, Anna A.; Dhull, Poonam; Adams, Richard D.; Bobo, M. Victoria; Vannucci, Aaron A.; Smith, Mark D.; Garashchuk, Sophya; Shustova, Natalia B.; Chemical science 12 (2021) 6600–6606; doi:10.1039/d0sc06755e

data_1561584
_publ_section_title
;
 &quot;Broken-hearted&quot; carbon bowl <i>via</i> electron shuttle
 reaction: energetics and electron coupling.
;
_journal_issue                   19
_journal_name_full               'Chemical science'
_journal_page_first              6600
_journal_page_last               6606
_journal_paper_doi               10.1039/d0sc06755e
_journal_volume                  12
_journal_year                    2021
_chemical_formula_moiety         'C16 H10, C12 H4 N4'
_chemical_formula_sum            'C28 H14 N4'
_chemical_formula_weight         406.43
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     dual
_audit_creation_date             2018-01-22
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_audit_update_record
;
2018-10-18 deposited with the CCDC.	2021-03-31 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 103.5890(10)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   6.9885(3)
_cell_length_b                   10.0688(4)
_cell_length_c                   14.6611(5)
_cell_measurement_reflns_used    9208
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.51
_cell_measurement_theta_min      2.48
_cell_volume                     1002.76(7)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_collection       'Bruker APEX3 v2016.5-0 (Bruker, 2016)'
_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  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'Bruker PHOTON-100 area detector'
_diffrn_detector_area_resol_mean 10.4
_diffrn_detector_type            'CMOS area detector'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker D8 QUEST'
_diffrn_measurement_method       '\w and \f 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  0.0467
_diffrn_reflns_av_unetI/netI     0.0294
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            20689
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        27.563
_diffrn_reflns_theta_max         27.563
_diffrn_reflns_theta_min         2.477
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_T_max  0.8621
_exptl_absorpt_correction_T_min  0.8039
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0636 before and 0.0521 after correction.
The Ratio of minimum to maximum transmission is 0.9325.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'dark brown'
_exptl_crystal_colour_modifier   dark
_exptl_crystal_colour_primary    brown
_exptl_crystal_density_diffrn    1.346
_exptl_crystal_description       plate
_exptl_crystal_F_000             420
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.231
_refine_diff_density_min         -0.175
_refine_diff_density_rms         0.041
_refine_ls_extinction_coef       0.013(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/1 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     174
_refine_ls_number_reflns         2306
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0576
_refine_ls_R_factor_gt           0.0376
_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^)+(0.0453P)^2^+0.2207P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0856
_refine_ls_wR_factor_ref         0.0935
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1772
_reflns_number_total             2306
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc06755e2.cif
_cod_data_source_block           pyrtcnq
_cod_depositor_comments
'Adding full bibliography for 1561583--1561587.cif.'
_cod_database_code               1561584
_shelx_shelxl_version_number     2018/1
_shelx_estimated_absorpt_t_max   0.995
_shelx_estimated_absorpt_t_min   0.987
_olex2_refinement_description
;
;
_shelx_res_checksum              99307
_shelx_hkl_checksum              62910
_olex2_submission_special_instructions 'No special instructions were received'