Hyperfine Adjustment of Flexible Pore-Surface Pockets Enables Smart Recognitions of Gas Size and Quadrupole Moment
He, Chun-Ting; Ye, Zi-Ming; Xu, Yantong; Zhou, Dong-Dong; Zhou, Hao-Long; Chen, Da; Zhang, Jie-Peng; Chen, Xiao-Ming; Chem. Sci.  (2017) –; doi:10.1039/C7SC03067C

data_1546996
_publ_section_title
;
 Hyperfine Adjustment of Flexible Pore-Surface Pockets Enables Smart
 Recognitions of Gas Size and Quadrupole Moment
;
_journal_name_full               'Chem. Sci.'
_journal_paper_doi               10.1039/C7SC03067C
_journal_year                    2017
_chemical_formula_sum            'C8 H8 Cd2 N20'
_chemical_formula_weight         609.14
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           198
_symmetry_cell_setting           cubic
_symmetry_space_group_name_Hall  'P 2ac 2ab 3'
_symmetry_space_group_name_H-M   'P 21 3'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2017-07-12 deposited with the CCDC.
2017-09-11 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            12
_cell_length_a                   18.6598(7)
_cell_length_b                   18.6598(7)
_cell_length_c                   18.6598(7)
_cell_measurement_reflns_used    9282
_cell_measurement_temperature    103(2)
_cell_measurement_theta_max      55.764
_cell_measurement_theta_min      4.881
_cell_volume                     6497.1(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      103(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  CCD
_diffrn_measurement_method       '/w scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0372
_diffrn_reflns_av_sigmaI/netI    0.0254
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            25437
_diffrn_reflns_theta_full        25.98
_diffrn_reflns_theta_max         25.98
_diffrn_reflns_theta_min         1.09
_exptl_absorpt_coefficient_mu    2.004
_exptl_absorpt_correction_T_max  0.7269
_exptl_absorpt_correction_T_min  0.6900
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.868
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3504
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.940
_refine_diff_density_min         -0.427
_refine_diff_density_rms         0.094
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.46(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.017
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     236
_refine_ls_number_reflns         4236
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.017
_refine_ls_R_factor_all          0.0255
_refine_ls_R_factor_gt           0.0246
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0353P)^2^+6.4160P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0596
_refine_ls_wR_factor_ref         0.0603
_reflns_number_gt                4166
_reflns_number_total             4236
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7sc03067c2.cif
_cod_data_source_block           Cd3_6N2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Cubic' changed to 'cubic' according
to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_sg_symbol_H-M      P2(1)3
_cod_database_code               1546996