Inherently Chiral Homo-Heteracalixarenes: Design and Synthesis via Enantioselective Intramolecular Sonogashira Cross-coupling Reaction
Jiang, Yi-Fan Shuo; Zhang, Yue; Tong, Shuo; Zhu, Jieping; Wang, Mei-Xiang; Chemical Science  (2025) –; doi:10.1039/D5SC05923B

data_1576275
_publ_section_title
;
 Inherently Chiral Homo-Heteracalixarenes: Design and Synthesis via
 Enantioselective Intramolecular Sonogashira Cross-coupling Reaction
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/D5SC05923B
_journal_year                    2025
_chemical_formula_sum            'C57 H60 Cl N9 O'
_chemical_formula_weight         922.59
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2025-10-26 deposited with the CCDC.	2025-11-11 downloaded from the CCDC.
;
_cell_angle_alpha                86.8730(10)
_cell_angle_beta                 85.4820(10)
_cell_angle_gamma                65.7210(10)
_cell_formula_units_Z            4
_cell_length_a                   16.1006(3)
_cell_length_b                   17.7313(2)
_cell_length_c                   19.5691(3)
_cell_measurement_reflns_used    20793
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      77.234
_cell_measurement_theta_min      2.265
_cell_volume                     5075.22(14)
_computing_cell_refinement       'CrysAlisPro 1.171.42.55a (Rigaku OD, 2022)'
_computing_data_collection       'CrysAlisPro 1.171.42.55a (Rigaku OD, 2022)'
_computing_data_reduction        'CrysAlisPro 1.171.42.55a (Rigaku OD, 2022)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 10.0000
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device_type  'XtaLAB Synergy R, DW system, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0672
_diffrn_reflns_av_unetI/netI     0.0452
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.966
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            93703
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.966
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         77.234
_diffrn_reflns_theta_min         2.265
_exptl_absorpt_coefficient_mu    1.045
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.81498
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.42.55a (Rigaku Oxford Diffraction, 2022)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.207
_exptl_crystal_description       cube
_exptl_crystal_F_000             1960
_exptl_crystal_size_max          0.250
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.050
_refine_diff_density_max         0.482
_refine_diff_density_min         -0.619
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1169
_refine_ls_number_reflns         20793
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0726
_refine_ls_R_factor_gt           0.0614
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1276P)^2^+1.2500P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1786
_refine_ls_wR_factor_ref         0.1904
_reflns_Friedel_coverage         0.000
_reflns_number_gt                16643
_reflns_number_total             20793
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5sc05923b2.cif
_cod_data_source_block           A_SQ
_cod_database_code               1576275
_shelx_shelxl_version_number     2018/3
_oxdiff_exptl_absorpt_empirical_full_min 0.540
_oxdiff_exptl_absorpt_empirical_full_max 2.994
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_shelx_res_checksum              64368
_shelx_fab_checksum              33218