Exploring a hybrid ferroelectric with a 1-D perovskite-like structure: bis(pyrrolidinium) pentachloroantimonate(iii)
Ksiądzyna, Martyna; Gągor, Anna; Piecha-Bisiorek, Anna; Ciżman, Agnieszka; Medycki, Wojciech; Jakubas, Ryszard; Journal of Materials Chemistry C 7 (2019) 10360–; doi:10.1039/C9TC02849H

data_7237909
_publ_section_title
;
 Exploring a hybrid ferroelectric with a 1-D perovskite-like structure:
 bis(pyrrolidinium) pentachloroantimonate(iii)
;
_journal_issue                   33
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              10360
_journal_paper_doi               10.1039/C9TC02849H
_journal_volume                  7
_journal_year                    2019
_chemical_formula_sum            'C8 H20 Cl5 N2 Sb'
_chemical_formula_weight         443.26
_space_group_crystal_system      orthorhombic
_space_group_IT_number           31
_space_group_name_Hall           'P 2ac -2'
_space_group_name_H-M_alt        'P m n 21'
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-05-27 deposited with the CCDC.	2019-07-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.5385(6)
_cell_length_b                   11.0894(5)
_cell_length_c                   17.9031(4)
_cell_measurement_reflns_used    3401
_cell_measurement_temperature    254.99(10)
_cell_measurement_theta_max      24.8040
_cell_measurement_theta_min      3.0000
_cell_volume                     1695.19(15)
_computing_cell_refinement       'CrysAlisPro 1.171.38.43 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.43 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.43 (Rigaku OD, 2015)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      254.99(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 10.6249
_diffrn_detector_type            Atlas
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Atlas'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0190
_diffrn_reflns_av_unetI/netI     0.0195
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            12609
_diffrn_reflns_point_group_measured_fraction_full 0.795
_diffrn_reflns_point_group_measured_fraction_max 0.795
_diffrn_reflns_theta_full        25.679
_diffrn_reflns_theta_max         25.679
_diffrn_reflns_theta_min         2.643
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    2.396
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.72787
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.43 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_density_diffrn    1.737
_exptl_crystal_description       needle
_exptl_crystal_F_000             872
_exptl_crystal_preparation       ferroelectric
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.920
_refine_diff_density_min         -0.726
_refine_diff_density_rms         0.129
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.50(12)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    undef
_refine_ls_matrix_type           full
_refine_ls_number_parameters     153
_refine_ls_number_reflns         2743
_refine_ls_number_restraints     69
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0754
_refine_ls_R_factor_gt           0.0649
_refine_ls_shift/su_max          0.013
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1373P)^2^+1.1179P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1814
_refine_ls_wR_factor_ref         0.1974
_reflns_Friedel_coverage         0.541
_reflns_Friedel_fraction_full    0.578
_reflns_Friedel_fraction_max     0.578
_reflns_number_gt                2240
_reflns_number_total             2743
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9tc02849h3.cif
_cod_data_source_block           Pmn21-trans
_cod_database_code               7237909
_shelx_shelxl_version_number     2018/3
_oxdiff_exptl_absorpt_empirical_full_min 0.876
_oxdiff_exptl_absorpt_empirical_full_max 1.338
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_shelx_res_checksum              44410