"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_1561587
_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_absolute_configuration unk
_chemical_formula_moiety         'C21 H20'
_chemical_formula_sum            'C21 H20'
_chemical_formula_weight         272.37
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2018-08-14
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2018-10-18 deposited with the CCDC.	2021-03-31 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.8601(4)
_cell_length_b                   9.0281(4)
_cell_length_c                   16.8983(6)
_cell_measurement_reflns_used    9045
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.442
_cell_measurement_theta_min      2.558
_cell_volume                     1504.25(10)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_collection       'Bruker APEX3 v2016.5-0 (Bruker, 2016)'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_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 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0580
_diffrn_reflns_av_unetI/netI     0.0289
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            62323
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        27.553
_diffrn_reflns_theta_max         27.553
_diffrn_reflns_theta_min         2.558
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.068
_exptl_absorpt_correction_T_max  0.8621
_exptl_absorpt_correction_T_min  0.8226
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0745 before and 0.0636 after correction.
The Ratio of minimum to maximum transmission is 0.9542.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.203
_exptl_crystal_description       block
_exptl_crystal_F_000             584
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.564
_refine_diff_density_min         -0.270
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     194
_refine_ls_number_reflns         3461
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.054
_refine_ls_R_factor_all          0.0619
_refine_ls_R_factor_gt           0.0490
_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^)+(0.0661P)^2^+0.4663P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1159
_refine_ls_wR_factor_ref         0.1220
_reflns_Friedel_coverage         0.927
_reflns_Friedel_fraction_full    0.992
_reflns_Friedel_fraction_max     0.991
_reflns_number_gt                2996
_reflns_number_total             3461
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc06755e2.cif
_cod_data_source_block           nb6
_cod_depositor_comments
'Adding full bibliography for 1561583--1561587.cif.'
_cod_database_code               1561587
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.995
_shelx_estimated_absorpt_t_min   0.988
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C20(H20A,H20B)
2.b Aromatic/amide H refined with riding coordinates:
 C4(H4), C5(H5), C7(H7), C8(H8), C13(H13), C14(H14)
2.c Idealised Me refined as rotating group:
 C17(H17A,H17B,H17C), C18(H18A,H18B,H18C), C19(H19A,H19B,H19C), C21(H21A,H21B,
 H21C)
;
_shelx_res_checksum              37241
_shelx_hkl_checksum              34501
_olex2_submission_special_instructions 'No special instructions were received'