Two-dimensional organic–inorganic hybrid perovskite ferroelastics: (PEA)2[CdCl4], (3-FPEA)2[CdCl4], and (4-FPEA)2[CdCl4]
Yue, Zhi-Yuan; Luo, Wang; Wang, Na; Li, Hua-Kai; Xu, Ze-Jiang; Feng, Yan; Shi, Chao; Ye, Heng-Yun; Miao, Le-Ping; CrystEngComm 25 (2023) 1270–1275; doi:10.1039/D2CE01390H

data_7246220
_publ_section_title
;
 Two-dimensional organic--inorganic hybrid perovskite ferroelastics:
 (PEA)2[CdCl4], (3-FPEA)2[CdCl4], and (4-FPEA)2[CdCl4]
;
_journal_issue                   8
_journal_name_full               CrystEngComm
_journal_page_first              1270
_journal_page_last               1275
_journal_paper_doi               10.1039/D2CE01390H
_journal_volume                  25
_journal_year                    2023
_chemical_formula_moiety         'Cd Cl4, 2(C8 F N)'
_chemical_formula_sum            'C16 Cd Cl4 F2 N2'
_chemical_formula_weight         512.39
_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'
_audit_creation_date             2022-12-29
_audit_creation_method
;
Olex2 1.5
(compiled 2021.11.18 svn.ra9532c28 for OlexSys, GUI svn.r6429)
;
_audit_update_record
;
2022-12-30 deposited with the CCDC.	2023-01-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.033(6)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   19.0475(14)
_cell_length_b                   7.4870(5)
_cell_length_c                   7.5538(5)
_cell_measurement_reflns_used    4404
_cell_measurement_temperature    292.97(10)
_cell_measurement_theta_max      29.0080
_cell_measurement_theta_min      2.1340
_cell_volume                     1071.27(13)
_computing_cell_refinement       'CrysAlisPro 1.171.41.112a (Rigaku OD, 2021)'
_computing_data_collection       'CrysAlisPro 1.171.41.112a (Rigaku OD, 2021)'
_computing_data_reduction        'CrysAlisPro 1.171.41.112a (Rigaku OD, 2021)'
_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    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_environment      air
_diffrn_ambient_temperature      292.97(10)
_diffrn_detector                 'Hybrid Pixel Array Detector'
_diffrn_detector_area_resol_mean 10.0000
_diffrn_detector_type            HyPix
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.769
_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     12.00  60.00   0.50    0.05    --    5.00  77.00 -93.00   96
  2  \w    -16.00  27.00   0.50    0.05    --   -5.46 -99.00 -30.00   86
  3  \w    -10.00  23.00   0.50    0.05    --   -5.46 -99.00   0.00   66
  4  \w      2.00  27.00   0.50    0.05    --   -5.46 -99.00 120.00   50
  5  \w    -68.00  28.00   0.50    0.05    --    5.00 -77.00 141.00  192
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'XtaLAB Synergy R, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      -0.0195279000
_diffrn_orient_matrix_UB_12      0.0727540000
_diffrn_orient_matrix_UB_13      -0.0402579000
_diffrn_orient_matrix_UB_21      -0.0059487000
_diffrn_orient_matrix_UB_22      0.0325224000
_diffrn_orient_matrix_UB_23      0.0852510000
_diffrn_orient_matrix_UB_31      0.0314011000
_diffrn_orient_matrix_UB_32      0.0513585000
_diffrn_orient_matrix_UB_33      0.0029558000
_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  0.0595
_diffrn_reflns_av_unetI/netI     0.0501
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.769
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            8469
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.769
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         31.033
_diffrn_reflns_theta_min         2.150
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'Mova (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.534
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.28641
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.112a (Rigaku Oxford Diffraction, 2021)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_density_diffrn    1.589
_exptl_crystal_description       plate
_exptl_crystal_F_000             488
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         7.735
_refine_diff_density_min         -2.454
_refine_diff_density_rms         0.294
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.149
_refine_ls_hydrogen_treatment    undef
_refine_ls_matrix_type           full
_refine_ls_number_parameters     157
_refine_ls_number_reflns         3432
_refine_ls_number_restraints     186
_refine_ls_restrained_S_all      1.126
_refine_ls_R_factor_all          0.1095
_refine_ls_R_factor_gt           0.0959
_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^)+(0.1793P)^2^+4.4961P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2710
_refine_ls_wR_factor_ref         0.2856
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2094
_reflns_number_total             3432
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2ce01390h5.cif
_cod_data_source_block           2_293k
_cod_depositor_comments
'Adding full bibliography for 7246220--7246225.cif.'
_cod_database_code               7246220
_shelx_shelxl_version_number     2018/3
_chemical_oxdiff_formula         'Cd Cl C H N F'
_shelx_estimated_absorpt_t_max   0.867
_shelx_estimated_absorpt_t_min   0.867
_olex2_refinement_description
;
1. Uiso/Uaniso restraints and constraints
C6 \\sim N1 \\sim C2 \\sim C3 \\sim C1 \\sim C4 \\sim C5 \\sim C7 \\sim C11
\\sim C10 \\sim C8 \\sim C9 \\sim C13 \\sim C12 \\sim F2 \\sim F1: within 2A
with sigma of 0.01 and sigma for terminal atoms of 0.02 within 2A
2. Others
 Fixed Sof: C6(0.5) C10(0.5) C12(0.5) C8(0.5) F2(0.5) C3(0.5) C1(0.5) C7(0.5)
 F1(0.5) C9(0.5) C13(0.5) C11(0.5)
3.a Fitted hexagon refined as free rotating group:
 C4(C6,C10,C12,C8,C5)
;
_shelx_res_checksum              16209
_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 2.680
_oxdiff_exptl_absorpt_empirical_full_min 0.420