Macrocyclic Geminal Diols: Synthesis, Structures, Stability and Photophysical Properties
Zou, Bo; Chen, Xiaolin; Liu, Haoran; Wen, Sijie; Huang, Jieqing; Wei, Hengshan; Huang, Jinqing; Gu, Yu-Cheng; Xu, Bingjia; Fan, Jun; Jiang, Hua-Wei; Chemical Science  (2025) –; doi:10.1039/D5SC08216A

data_1576261
_publ_section_title
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 Macrocyclic Geminal Diols: Synthesis, Structures, Stability and
 Photophysical Properties
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/D5SC08216A
_journal_year                    2025
_chemical_absolute_configuration syn
_chemical_formula_moiety         'C38 H28 O4, 2(C4 H8 O)'
_chemical_formula_sum            'C46 H44 O6'
_chemical_formula_weight         692.81
_chemical_name_common            2diols-[1,1][3]PCP
_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     iterative
_audit_creation_date             2023-03-08
_audit_creation_method
;
Olex2 1.5
(compiled 2023.02.24 svn.rf166f9f3 for OlexSys, GUI svn.r6725)
;
_audit_update_record
;
2025-08-11 deposited with the CCDC.	2025-11-12 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90.093(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.6955(8)
_cell_length_b                   12.4871(9)
_cell_length_c                   15.6271(11)
_cell_measurement_reflns_used    9877
_cell_measurement_temperature    260.00
_cell_measurement_theta_max      57.16
_cell_measurement_theta_min      3.94
_cell_volume                     1891.9(2)
_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 1.5 (Bourhis et al., 2015)'
_diffrn_ambient_temperature      260.00
_diffrn_measured_fraction_theta_full 0.974
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           GaK\a
_diffrn_radiation_wavelength     1.34139
_diffrn_reflns_av_R_equivalents  0.0847
_diffrn_reflns_av_unetI/netI     0.0861
_diffrn_reflns_Laue_measured_fraction_full 0.974
_diffrn_reflns_Laue_measured_fraction_max 0.974
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            13626
_diffrn_reflns_point_group_measured_fraction_full 0.927
_diffrn_reflns_point_group_measured_fraction_max 0.927
_diffrn_reflns_theta_full        52.976
_diffrn_reflns_theta_max         52.976
_diffrn_reflns_theta_min         2.460
_diffrn_source_current           2.86
_diffrn_source_power             0.1997996
_diffrn_source_voltage           69.86
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.403
_exptl_absorpt_correction_T_max  0.7512
_exptl_absorpt_correction_T_min  0.5805
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1523 before and 0.0719 after correction.
The Ratio of minimum to maximum transmission is 0.7728.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.216
_exptl_crystal_description       block
_exptl_crystal_F_000             736
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.304
_refine_diff_density_min         -0.342
_refine_diff_density_rms         0.083
_refine_ls_abs_structure_details
;
 Flack x determined using 1979 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.57(19)
_refine_ls_extinction_coef       0.0154(19)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.131
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     474
_refine_ls_number_reflns         6185
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.131
_refine_ls_R_factor_all          0.0760
_refine_ls_R_factor_gt           0.0653
_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^)+(0.0615P)^2^+1.1463P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1657
_refine_ls_wR_factor_ref         0.1771
_reflns_Friedel_coverage         0.812
_reflns_Friedel_fraction_full    0.874
_reflns_Friedel_fraction_max     0.874
_reflns_number_gt                5439
_reflns_number_total             6185
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5sc08216a2.cif
_cod_data_source_block           11
_cod_original_cell_volume        1892.0(2)
_cod_database_code               1576261
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.968
_shelx_estimated_absorpt_t_min   0.953
_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 O(H) groups
2.a Secondary CH2 refined with riding coordinates:
 C43(H43A,H43B), C44(H44A,H44B), C45(H45A,H45B), C46(H46A,H46B), C39(H39A,
 H39B), C40(H40A,H40B), C41(H41A,H41B), C42(H42A,H42B)
2.b Aromatic/amide H refined with riding coordinates:
 C3(H3A), C4(H4A), C5(H5), C6(H6), C9(H9), C10(H10), C11(H11), C12(H12),
 C15(H15), C16(H16), C17(H17), C18(H18), C22(H22), C23(H23), C24(H24), C25(H25),
  C28(H28), C29(H29), C30(H30), C31(H31), C34(H34), C35(H35), C36(H36), C37(H37)
2.c Idealised tetrahedral OH refined as rotating group:
 O1(H1), O2(H2), O3(H3), O4(H4)
;
_shelx_res_checksum              52171
_olex2_submission_special_instructions 'No special instructions were received'