A Porous Magnesium Metal‒Organic Framework Showing Selective Adsorption and Separation of Nitrile Guest Molecules
Xu, Jin; Yu, Yang; Li, Guanghua; Wang, Shanshan; Liu, Yongxin; Liu, Dan; Wang, Cheng; RSC Adv.  (2016) –; doi:10.1039/C6RA16784E

data_7226877
_publ_section_title
;
 A Porous Magnesium Metal--Organic Framework Showing Selective Adsorption
 and Separation of Nitrile Guest Molecules
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C6RA16784E
_journal_year                    2016
_chemical_formula_moiety         'C26 H16 N2 Mg2 O10,2(C4H5N)'
_chemical_formula_sum            'C34 H26 Mg2 N4 O10'
_chemical_formula_weight         699.21
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2015-12-31 deposited with the CCDC.
2016-10-05 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 130.1340(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   18.3066(19)
_cell_length_b                   16.9790(18)
_cell_length_c                   13.8035(15)
_cell_measurement_reflns_used    4032
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.96
_cell_measurement_theta_min      2.98
_cell_volume                     3280.3(6)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0330
_diffrn_reflns_av_unetI/netI     0.0421
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            8689
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.010
_diffrn_reflns_theta_min         1.913
_exptl_absorpt_coefficient_mu    0.139
_exptl_absorpt_correction_T_max  0.7453
_exptl_absorpt_correction_T_min  0.6391
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.416
_exptl_crystal_description       stick
_exptl_crystal_F_000             1448
_exptl_crystal_size_max          0.600
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.516
_refine_diff_density_min         -0.693
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     260
_refine_ls_number_reflns         3216
_refine_ls_number_restraints     26
_refine_ls_restrained_S_all      1.096
_refine_ls_R_factor_all          0.0796
_refine_ls_R_factor_gt           0.0562
_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^)+(0.0973P)^2^+4.8251P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1537
_refine_ls_wR_factor_ref         0.1731
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2388
_reflns_number_total             3216
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6ra16784e2.cif
_cod_data_source_block           b
_cod_database_code               7226877
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.921
_shelx_estimated_absorpt_t_max   0.973
_shelx_res_checksum              67689