Rh(iii)-catalyzed heteroannular-selective heteroarylation of biaryls: facile access to heteroacenes with sulfur-embedded 5-7 ring topology.
He, Zhanhui; Yang, Li; Zhou, Menghang; Zhong, Yue; Liu, Zheng; Zhang, Ziao; Xia, Feiyang; Deng, Xuezhe; Yan, Shuang; Xu, Cheng; Zhang, Cheng; Yin, Guodong; Chemical science 17 (2026) 4594–4600; doi:10.1039/d5sc08209a

data_1576772
_publ_section_title
;
 Rh(iii)-catalyzed heteroannular-selective heteroarylation of biaryls:
 facile access to heteroacenes with sulfur-embedded 5-7 ring topology.
;
_journal_issue                   9
_journal_name_full               'Chemical science'
_journal_page_first              4594
_journal_page_last               4600
_journal_paper_doi               10.1039/d5sc08209a
_journal_volume                  17
_journal_year                    2026
_chemical_formula_moiety         'C22 H12 S'
_chemical_formula_sum            'C22 H12 S'
_chemical_formula_weight         308.38
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2025-02-06
_audit_creation_method
;
Olex2 1.5
(compiled 2024.02.16 svn.r378c4104 for OlexSys, GUI svn.r6928)
;
_audit_update_record
;
2025-03-21 deposited with the CCDC.	2026-01-02 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   4.7483(2)
_cell_length_b                   15.0591(5)
_cell_length_c                   20.1810(7)
_cell_measurement_reflns_used    2444
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      63.480
_cell_measurement_theta_min      3.662
_cell_volume                     1443.04(9)
_computing_cell_refinement       'SAINT V8.40B (?, 2016)'
_computing_data_reduction        'SAINT V8.40B (?, 2016)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'olex2.solve 1.3-alpha (Bourhis et al., 2015)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0601
_diffrn_reflns_av_unetI/netI     0.0485
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            9014
_diffrn_reflns_point_group_measured_fraction_full 0.959
_diffrn_reflns_point_group_measured_fraction_max 0.958
_diffrn_reflns_theta_full        66.667
_diffrn_reflns_theta_max         66.667
_diffrn_reflns_theta_min         3.662
_diffrn_source_current           1.1
_diffrn_source_power             0.055
_diffrn_source_voltage           50.0
_exptl_absorpt_coefficient_mu    1.928
_exptl_absorpt_correction_T_max  0.7528
_exptl_absorpt_correction_T_min  0.5618
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1242 before and 0.0661 after correction.
The Ratio of minimum to maximum transmission is 0.7463.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'clear light yellow'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.419
_exptl_crystal_description       block
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.478
_refine_diff_density_min         -0.201
_refine_diff_density_rms         0.042
_refine_ls_abs_structure_details
;
 Flack x determined using 658 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.018(16)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         2454
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.0525
_refine_ls_R_factor_gt           0.0441
_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^)+(0.0699P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1128
_refine_ls_wR_factor_ref         0.1173
_reflns_Friedel_coverage         0.608
_reflns_Friedel_fraction_full    0.900
_reflns_Friedel_fraction_max     0.899
_reflns_number_gt                2085
_reflns_number_total             2454
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5sc08209a2.cif
_cod_data_source_block           0820liuzheng1_0m
_cod_database_code               1576772
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.802
_shelx_estimated_absorpt_t_min   0.699
_olex2_refinement_description
;
1.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C4(H4), C5(H5), C13(H13), C14(H14), C15(H15), C17(H17),
 C18(H18), C20(H20), C21(H21), C22(H22)
;
_shelx_res_checksum              4758
_olex2_submission_special_instructions 'No special instructions were received'