Organic-inorganic perovskite ferroelectric catalytic selective alkyne coupling under ultrasound sonication.
Qi, Jun-Chao; Chen, Xiao-Gang; Wang, Zhen-Yu; Tang, Yuan-Yuan; Song, Xian-Jiang; Qin, Yan; Lv, Hui-Peng; Xiong, Ren-Gen; Liao, Wei-Qiang; Chemical science 17 (2026) 1792–1800; doi:10.1039/d5sc07784b

data_1576754
_publ_section_title
;
 Organic-inorganic perovskite ferroelectric catalytic selective alkyne
 coupling under ultrasound sonication.
;
_journal_issue                   3
_journal_name_full               'Chemical science'
_journal_page_first              1792
_journal_page_last               1800
_journal_paper_doi               10.1039/d5sc07784b
_journal_volume                  17
_journal_year                    2026
_chemical_formula_moiety         'C18 H14'
_chemical_formula_sum            'C18 H14'
_chemical_formula_weight         230.29
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2025-10-07
_audit_creation_method
;
Olex2 1.5
(compiled 2025.07.13 svn.rb7424aed for OlexSys, GUI svn.r7314)
;
_audit_update_record
;
2025-10-25 deposited with the CCDC.	2025-11-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 92.902(2)
_cell_angle_gamma                90
_cell_formula_units_Z            6
_cell_length_a                   15.4811(3)
_cell_length_b                   17.3094(4)
_cell_length_c                   7.75492(17)
_cell_measurement_reflns_used    4688
_cell_measurement_temperature    299.15(10)
_cell_measurement_theta_max      69.0060
_cell_measurement_theta_min      2.8570
_cell_volume                     2075.41(8)
_computing_cell_refinement       'CrysAlisPro 1.171.43.129a (Rigaku OD, 2024)'
_computing_data_collection       'CrysAlisPro 1.171.43.129a (Rigaku OD, 2024)'
_computing_data_reduction        'CrysAlisPro 1.171.43.129a (Rigaku OD, 2024)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2019/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXS  (Sheldrick, 2008)'
_diffrn_ambient_environment      air
_diffrn_ambient_temperature      299.15(10)
_diffrn_detector                 'Hybrid Pixel Array Detector'
_diffrn_detector_area_resol_mean 10.0000
_diffrn_detector_type            'HyPix-Arc 150'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w   -121.00 -59.00   0.50    0.41    --  -75.45 -15.00  90.00  124
  2  \w   -105.00 -66.00   0.50    0.41    --  -60.77 -15.00  30.00   78
  3  \w   -120.00 -60.00   0.50    0.41    --  -75.45 -15.00  30.00  120
  4  \w   -106.00 -45.00   0.50    0.41    --  -60.77 -15.00-120.00  122
  5  \w   -115.00 -57.00   0.50    0.41    --  -73.82 -15.00-180.00  116
  6  \w    -82.00 -36.00   0.50    0.41    --  -60.77 125.00-180.00   92
  7  \w    -75.00 -45.00   0.50    0.41    --  -75.45 125.00-150.00   60
  8  \w    -74.00 -44.00   0.50    0.41    --  -75.45 125.00  30.00   60
  9  \w    -81.00 -36.00   0.50    0.41    --  -60.77 125.00  90.00   90
 10  \w     79.00 105.00   0.50    0.41    --   60.40  15.00  60.00   52
 11  \w     67.00 116.00   0.50    0.41    --   75.32  15.00  30.00   98
 12  \w     56.00  98.00   0.50    0.41    --   74.97  15.00   0.00   84
 13  \w     50.00 103.00   0.50    0.41    --   60.40  15.00-150.00  106
 14  \w     48.00  99.00   0.50    0.41    --   75.32-125.00-180.00  102
 15  \w     49.00  76.00   0.50    0.41    --   74.97-125.00-150.00   54
 16  \w     46.00  95.00   0.50    0.41    --   75.32-125.00-120.00   98
 17  \w     45.00  84.00   0.50    0.41    --   60.40-125.00  90.00   78
 18  \w     57.00  86.00   0.50    0.41    --   75.32-125.00 150.00   58
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'XtaLAB Synergy R, DW system, HyPix-Arc 150'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      -0.0147021000
_diffrn_orient_matrix_UB_12      -0.0641703000
_diffrn_orient_matrix_UB_13      -0.1359915000
_diffrn_orient_matrix_UB_21      0.0425956000
_diffrn_orient_matrix_UB_22      0.0507770000
_diffrn_orient_matrix_UB_23      -0.1350005000
_diffrn_orient_matrix_UB_31      0.0888737000
_diffrn_orient_matrix_UB_32      -0.0349774000
_diffrn_orient_matrix_UB_33      0.0533829000
_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  0.0181
_diffrn_reflns_av_unetI/netI     0.0198
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.977
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            13505
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.977
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         71.907
_diffrn_reflns_theta_min         2.858
_diffrn_source                   'Rotating-anode X-ray tube'
_diffrn_source_type              'Rigaku (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    0.470
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.75728
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.43.129a (Rigaku Oxford Diffraction, 2024)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.106
_exptl_crystal_description       plate
_exptl_crystal_F_000             732
_refine_diff_density_max         0.120
_refine_diff_density_min         -0.116
_refine_diff_density_rms         0.026
_refine_ls_extinction_coef       0.0008(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2019/2 (Sheldrick 2019)'
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     248
_refine_ls_number_reflns         3988
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0621
_refine_ls_R_factor_gt           0.0438
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0799P)^2^+0.1127P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1308
_refine_ls_wR_factor_ref         0.1445
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2844
_reflns_number_total             3988
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5sc07784b2.cif
_cod_data_source_block           2d
_cod_database_code               1576754
_shelx_shelxl_version_number     2019/3
_chemical_oxdiff_formula         'C H '
_diffrn_oxdiff_digest_hkl
;
43f26a72f952f64074f476fe69266cdfc34f19
;
_reflns_odcompleteness_completeness 99.95
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     66.97
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C12(H12), C6(H6), C16(H16), C14(H14), C2(H2), C3(H3), C4(H4), C15(H15),
 C20(H20), C23(H23), C24(H24), C22(H22)
2.b Idealised Me refined as rotating group:
 C18(H18A,H18B,H18C), C17(H17A,H17B,H17C), C27(H27A,H27B,H27C)
;
_shelx_res_checksum              1899
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 1.335
_oxdiff_exptl_absorpt_empirical_full_min 0.689