Flexible dicarboxylate based pillar-layer metal organic frameworks: differences in structure and porosity by tuning the pyridyl based N,N′ linkers
Dey, Rajdip; Bhattacharya, Biswajit; Pachfule, Pradip; Banerjee, Rahul; Ghoshal, Debajyoti; CrystEngComm 16 (2014) 2305–; doi:10.1039/c3ce42028k

data_7213931
_publ_section_title
;
 Flexible dicarboxylate based pillar-layer metal organic frameworks:
 differences in structure and porosity by tuning the pyridyl based
 N,N&#x2032; linkers
;
_journal_issue                   11
_journal_name_full               CrystEngComm
_journal_page_first              2305
_journal_paper_doi               10.1039/c3ce42028k
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C12 H19 N2 O7 Zn'
_chemical_formula_weight         368.66
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                96.307(3)
_cell_angle_beta                 97.880(3)
_cell_angle_gamma                101.052(3)
_cell_formula_units_Z            2
_cell_length_a                   5.2008(3)
_cell_length_b                   9.1754(4)
_cell_length_c                   16.7077(8)
_cell_measurement_reflns_used    250
_cell_measurement_temperature    298
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.3
_cell_volume                     767.47(7)
_computing_cell_refinement       'SMART APEX II'
_computing_data_collection       'SMART APEX II (Bruker,2010)'
_computing_data_reduction        'SAINT (Bruker,2000)'
_computing_molecular_graphics    'Ortep-3v2 for windows (Farrugia, 1997)'
_computing_publication_material  'PLATON (Spek, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0469
_diffrn_reflns_av_sigmaI/netI    0.0582
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            11869
_diffrn_reflns_theta_full        27.46
_diffrn_reflns_theta_max         27.46
_diffrn_reflns_theta_min         2.28
_exptl_absorpt_coefficient_mu    1.636
_exptl_absorpt_correction_T_max  0.9934
_exptl_absorpt_correction_T_min  0.8215
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
'XPREP' - A PROGRAM DATA PREPARATION & RECIPROCAL 
SPACE EXPLORATION,
Bruker Analytical X-ray Systems, 1997
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.595
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             382
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.712
_refine_diff_density_min         -0.520
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     201
_refine_ls_number_reflns         3437
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0674
_refine_ls_R_factor_gt           0.0453
_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^)+(0.0596P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1026
_refine_ls_wR_factor_ref         0.1101
_reflns_number_gt                2601
_reflns_number_total             3437
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c3ce42028k.txt
_cod_data_source_block           complex4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/automatic-downloads/current/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 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7213931