Understanding and tuning the electronic structure of pentalenides.
Jenek, Niko A.; Helbig, Andreas; Boyt, Stuart M.; Kaur, Mandeep; Sanderson, Hugh J.; Reeksting, Shaun B.; Kociok-Köhn, Gabriele; Helten, Holger; Hintermair, Ulrich; Chemical science 15 (2024) 12765–12779; doi:10.1039/d3sc04622b

data_1572106
_publ_section_title
;
 Understanding and tuning the electronic structure of pentalenides.
;
_journal_issue                   32
_journal_name_full               'Chemical science'
_journal_page_first              12765
_journal_page_last               12779
_journal_paper_doi               10.1039/d3sc04622b
_journal_volume                  15
_journal_year                    2024
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C27 H22'
_chemical_formula_sum            'C27 H22'
_chemical_formula_weight         346.44
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2023-07-12 deposited with the CCDC.	2024-07-02 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.095(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.0055(2)
_cell_length_b                   8.75137(16)
_cell_length_c                   12.0243(3)
_cell_measurement_reflns_used    8814
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      72.2210
_cell_measurement_theta_min      4.9460
_cell_volume                     940.38(4)
_computing_cell_refinement       'CrysAlisPro 1.171.42.49 (Rigaku OD, 2022)'
_computing_data_collection       'CrysAlisPro 1.171.42.49 (Rigaku OD, 2022)'
_computing_data_reduction        'CrysAlisPro 1.171.42.49 (Rigaku OD, 2022)'
_computing_molecular_graphics
'ORTEP3 for Windows - Farrugia, L. J. J. Appl. Crystallogr. 1997, 30, 565'
_computing_publication_material
;
 'WinGX publication routines, Farrugia, 
 L. J., J. Appl. Crystallogr., 1999, 32, 837-838
;
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.1150
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0377
_diffrn_reflns_av_unetI/netI     0.0289
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            18689
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.982
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         72.817
_diffrn_reflns_theta_min         3.704
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    0.519
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.81786
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.42.49 (Rigaku Oxford Diffraction, 2022)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.224
_exptl_crystal_description       block
_exptl_crystal_F_000             368
_exptl_crystal_size_max          0.130
_exptl_crystal_size_mid          0.090
_exptl_crystal_size_min          0.050
_refine_diff_density_max         0.199
_refine_diff_density_min         -0.239
_refine_diff_density_rms         0.041
_refine_ls_abs_structure_details
;
 Flack x determined using 1467 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.0(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.416
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     245
_refine_ls_number_reflns         3691
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.416
_refine_ls_R_factor_all          0.0417
_refine_ls_R_factor_gt           0.0375
_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^)+(0.0240P)^2^+0.2701P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1101
_refine_ls_wR_factor_ref         0.1109
_reflns_Friedel_coverage         0.846
_reflns_Friedel_fraction_full    0.992
_reflns_Friedel_fraction_max     0.967
_reflns_number_gt                3470
_reflns_number_total             3691
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3sc04622b2.cif
_cod_data_source_block           s22uh8
_cod_depositor_comments
'Adding full bibliography for 1572104--1572108.cif.'
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               1572106
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.936
_shelx_estimated_absorpt_t_max   0.974
_oxdiff_exptl_absorpt_empirical_full_min 0.688
_oxdiff_exptl_absorpt_empirical_full_max 1.206
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_shelx_res_checksum              78598