Novel metal‒organic frameworks based on 5-bromonicotinic acid: Multifunctional materials with H2 purification capabilities
Calahorro, Antonio J.; López-Viseras, Marta E.; Salinas-Castillo, Alfonso; Fairen-Jimenez, David; Colacio, Enrique; Cano, Joan; Rodríguez-Diéguez, Antonio; CrystEngComm 14 (2012) 6390–; doi:10.1039/c2ce25807b

data_7208761
_publ_section_title
;
 Novel metal--organic frameworks based on 5-bromonicotinic acid:
 Multifunctional materials with H2 purification capabilities
;
_journal_issue                   20
_journal_name_full               CrystEngComm
_journal_page_first              6390
_journal_paper_doi               10.1039/c2ce25807b
_journal_volume                  14
_journal_year                    2012
_chemical_formula_sum            'C12 H6 Br2 Cd N2 O4'
_chemical_formula_weight         514.41
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 108.7840(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.2814(12)
_cell_length_b                   9.9474(11)
_cell_length_c                   13.2863(15)
_cell_measurement_reflns_used    2039
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.99
_cell_measurement_theta_min      2.61
_cell_volume                     1411.6(3)
_computing_cell_refinement       'Bruker smart'
_computing_data_collection       'Bruker smart'
_computing_data_reduction        'Bruker smart'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXL-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker Axs APEX automatic diffractometer'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0341
_diffrn_reflns_av_sigmaI/netI    0.0395
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            7332
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.07
_exptl_absorpt_coefficient_mu    7.223
_exptl_absorpt_correction_T_max  0.746
_exptl_absorpt_correction_T_min  0.578
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'Bruker SADABS (Bruker, 1999)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    2.421
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prismatic
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.680
_refine_diff_density_min         -0.505
_refine_diff_density_rms         0.117
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         2474
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.0423
_refine_ls_R_factor_gt           0.0323
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0394P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0723
_refine_ls_wR_factor_ref         0.0772
_reflns_number_gt                2019
_reflns_number_total             2474
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce25807b.txt
_cod_data_source_block           Compound1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Empirical'
changed to 'empirical' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               7208761