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_1576759
_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         '2(C5 H10 F2 N), Cl4 Cu'
_chemical_formula_sum            'C10 H20 Cl4 Cu F4 N2'
_chemical_formula_weight         449.62
_space_group_crystal_system      orthorhombic
_space_group_IT_number           36
_space_group_name_Hall           'C 2c -2'
_space_group_name_H-M_alt        'C m c 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2025-09-02
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6408)
;
_audit_update_record
;
2025-09-02 deposited with the CCDC.	2025-11-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   23.8905(4)
_cell_length_b                   7.8128(2)
_cell_length_c                   9.2079(2)
_cell_measurement_reflns_used    15812
_cell_measurement_temperature    300(4)
_cell_measurement_theta_max      34.3950
_cell_measurement_theta_min      2.7290
_cell_volume                     1718.67(6)
_computing_cell_refinement       'CrysAlisPro 1.171.43.129a (Rigaku OD, 2024)'
_computing_data_collection
'CrysAlisPro system (CCD 43.129a 64-bit (release 29-06-2024))'
_computing_data_reduction        'CrysAlisPro 1.171.43.129a (Rigaku OD, 2024)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_environment      air
_diffrn_ambient_temperature      300(4)
_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 0.999
_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    -21.00   6.00   0.50    0.20    --   24.00 -50.00-167.16   54
  2  \w    -17.00  10.00   0.50    0.20    --   28.00 -48.00-141.07   54
  3  \w    -30.00   0.00   0.50    0.20    --   16.00 -43.00 -34.79   60
  4  \w    -34.00  -4.00   0.50    0.20    --   12.00 -43.00 -94.84   60
  5  \w    -34.00  -4.00   0.50    0.20    --   12.00 -43.00-176.56   60
  6  \w    -15.00  16.00   0.50    0.20    --   32.00 -41.00 -72.11   62
  7  \w    -30.00   0.00   0.50    0.20    --   16.00 -43.00  -6.76   60
  8  \w    -34.00  -5.00   0.50    0.20    --   12.00 -46.00 117.30   58
  9  \w    -34.00  -4.00   0.50    0.20    --   12.00 -44.00 155.18   60
 10  \w    -15.00  16.00   0.50    0.20    --   32.00 -41.00 149.49   62
 11  \w    -35.00  -3.00   0.50    0.20    --   12.00 -36.00  23.66   64
 12  \w    -28.00   6.00   0.50    0.20    --   20.00 -31.00  94.60   68
 13  \w    -15.00  17.00   0.50    0.20    --   32.00 -35.00  18.83   64
 14  \w    -36.00  -2.00   0.50    0.20    --   12.00 -31.00  58.73   68
 15  \w    -19.00  13.00   0.50    0.20    --   28.00 -35.00 -22.00   64
 16  \w    -32.00   2.00   0.50    0.20    --   16.00 -30.00 -82.63   68
 17  \w    -15.00  17.00   0.50    0.20    --   32.00 -36.00-110.04   64
 18  \w    -15.00  17.00   0.50    0.20    --   32.00 -38.00-140.07   64
 19  \w    -32.00   4.00   0.50    0.20    --   16.00 -28.00-161.46   72
 20  \w     19.00  46.00   0.50    0.20    --    0.85  51.00-157.09   54
 21  \w      2.00  44.00   0.50    0.20    --   32.00-104.00  99.61   84
 22  \w     17.00  47.00   0.50    0.20    --    0.85  44.00 147.28   60
 23  \w     22.00  64.00   0.50    0.20    --   17.25  19.00 120.00   84
;
_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      -0.0030441000
_diffrn_orient_matrix_UB_12      -0.0692015000
_diffrn_orient_matrix_UB_13      -0.0492204000
_diffrn_orient_matrix_UB_21      0.0280891000
_diffrn_orient_matrix_UB_22      0.0112038000
_diffrn_orient_matrix_UB_23      -0.0227964000
_diffrn_orient_matrix_UB_31      0.0091047000
_diffrn_orient_matrix_UB_32      -0.0576786000
_diffrn_orient_matrix_UB_33      0.0546692000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0259
_diffrn_reflns_av_unetI/netI     0.0124
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            17760
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.009
_diffrn_reflns_theta_max         25.009
_diffrn_reflns_theta_min         2.743
_diffrn_source                   'Rotating-anode X-ray tube'
_diffrn_source_type              'Rigaku (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.924
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.80985
_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            green
_exptl_crystal_colour_primary    green
_exptl_crystal_density_diffrn    1.738
_exptl_crystal_description       block
_exptl_crystal_F_000             908
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.181
_refine_diff_density_min         -0.209
_refine_diff_density_rms         0.047
_refine_ls_abs_structure_details
;
 Flack x determined using 703 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.003(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.090
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     100
_refine_ls_number_reflns         1561
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.089
_refine_ls_R_factor_all          0.0163
_refine_ls_R_factor_gt           0.0159
_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^)+(0.0206P)^2^+0.8863P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0412
_refine_ls_wR_factor_ref         0.0415
_reflns_Friedel_coverage         0.867
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                1538
_reflns_number_total             1561
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5sc07784b2.cif
_cod_data_source_block           dfpd_cucl4_300k_auto
_cod_database_code               1576759
_shelx_shelxl_version_number     2018/3
_chemical_oxdiff_formula         'C H N Cu Cl F '
_shelx_estimated_absorpt_t_max   0.802
_shelx_estimated_absorpt_t_min   0.723
_reflns_odcompleteness_completeness 99.90
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H,H) groups, All N(H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 N1(H1A,H1B), C5(H5A,H5B), C2(H2A,H2B), C4(H4A,H4B), C1(H1C,H1D)
;
_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 1.514
_oxdiff_exptl_absorpt_empirical_full_min 0.737