Structural stability of BTTB-based metal‒organic frameworks under humid conditions
Karra, Jagadeswara R.; Jasuja, Himanshu; Huang, You-Gui; Walton, Krista S.; Journal of Materials Chemistry A 3 (2015) 1624–; doi:10.1039/C4TA01372G

data_7235748
_publ_section_title
;
 Structural stability of BTTB-based metal--organic frameworks under humid
 conditions
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_journal_issue                   4
_journal_name_full               'Journal of Materials Chemistry A'
_journal_page_first              1624
_journal_paper_doi               10.1039/C4TA01372G
_journal_volume                  3
_journal_year                    2015
_chemical_formula_sum            'C22 H8 N O4 Zn'
_chemical_formula_weight         415.66
_space_group_IT_number           74
_space_group_name_Hall           '-I 2b 2'
_space_group_name_H-M_alt        'I m m a'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'I m m a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   30.947(8)
_cell_length_b                   11.625(3)
_cell_length_c                   13.967(4)
_cell_measurement_temperature    296(2)
_cell_volume                     5025(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0706
_diffrn_reflns_av_sigmaI/netI    0.0371
_diffrn_reflns_limit_h_max       42
_diffrn_reflns_limit_h_min       -42
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            46289
_diffrn_reflns_theta_full        29.38
_diffrn_reflns_theta_max         29.38
_diffrn_reflns_theta_min         1.32
_exptl_absorpt_coefficient_mu    0.998
_exptl_crystal_density_diffrn    1.099
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1672
_refine_diff_density_max         4.830
_refine_diff_density_min         -1.112
_refine_diff_density_rms         0.158
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.069
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         3691
_refine_ls_number_restraints     13
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.0727
_refine_ls_R_factor_gt           0.0639
_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^)+(0.0863P)^2^+28.6375P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1667
_refine_ls_wR_factor_ref         0.1724
_reflns_number_gt                3189
_reflns_number_total             3691
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ta01372g2.cif
_cod_data_source_block           e:\reddy\red-17\h
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Orthorhombic' was changed
to 'orthorhombic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      Imma
_cod_database_code               7235748