Directional Intermolecular Interactions for Precise Molecular Design of a High- T<sub>c</sub> Multiaxial Molecular Ferroelectric.
Yang, Chen-Kai; Chen, Wang-Nan; Ding, Yan-Ting; Wang, Jing; Rao, Yin; Liao, Wei-Qiang; Xie, Yongfa; Zou, Wennan; Xiong, Ren-Gen; Journal of the American Chemical Society 141 (2019) 1781–1787; doi:10.1021/jacs.8b13223

data_4128076
_publ_section_title
;
 Directional Intermolecular Interactions for Precise Molecular Design of a
 High- T<sub>c</sub> Multiaxial Molecular Ferroelectric.
;
_journal_issue                   4
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              1781
_journal_page_last               1787
_journal_paper_doi               10.1021/jacs.8b13223
_journal_volume                  141
_journal_year                    2019
_chemical_formula_moiety         'Cl O4, 0.89(C12)'
_chemical_formula_sum            'C7 H14 Cl N O5'
_chemical_formula_weight         227.64
_space_group_crystal_system      cubic
_space_group_IT_number           221
_space_group_name_Hall           '-P 4 2 3'
_space_group_name_H-M_alt        'P m -3 m'
_symmetry_space_group_name_Hall  '-P 4 2 3'
_symmetry_space_group_name_H-M   'P m -3 m'
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   6.3172(4)
_cell_length_b                   6.3172(4)
_cell_length_c                   6.3172(4)
_cell_measurement_reflns_used    120
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      19.0820
_cell_measurement_theta_min      3.2280
_cell_volume                     252.10(3)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_molecular_graphics    'DIAMOND (Brandenburg & Putz, 2005)'
_computing_publication_material  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.865
_diffrn_measurement_device_type  'XtaLAB Synergy R, DW system, HyPix'
_diffrn_measurement_method       'four-circle diffractometer'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0179
_diffrn_reflns_av_unetI/netI     0.0282
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.865
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -3
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            444
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.865
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.790
_diffrn_reflns_theta_min         3.225
_diffrn_source                   'Rotating-anode X-ray tube'
_exptl_absorpt_coefficient_mu    0.369
_exptl_absorpt_correction_T_max  0.925
_exptl_absorpt_correction_T_min  0.922
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.499
_exptl_crystal_description       block
_exptl_crystal_F_000             113
_exptl_crystal_size_max          0.220
_exptl_crystal_size_mid          0.210
_exptl_crystal_size_min          0.210
_exptl_transmission_factor_max   0.924
_exptl_transmission_factor_min   0.920
_refine_diff_density_max         0.199
_refine_diff_density_min         -0.145
_refine_diff_density_rms         0.031
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    undef
_refine_ls_matrix_type           full
_refine_ls_number_parameters     9
_refine_ls_number_reflns         104
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0971
_refine_ls_R_factor_gt           0.0754
_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^)+(0.0200P)^2^+0.1600P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1660
_refine_ls_wR_factor_ref         0.1792
_reflns_Friedel_coverage         0.000
_reflns_number_gt                42
_reflns_number_total             104
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja8b13223_si_004.cif
_cod_data_source_block           Pm3m
_cod_original_cell_volume        252.10(5)
_cod_database_code               4128076
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.922
_shelx_estimated_absorpt_t_max   0.925
_shelx_res_checksum              71116
_shelx_hkl_checksum              87285