Crystallographic determination of solid-state structural transformations in a dynamic metal‒organic framework
Li, Gui-Lian; Liu, Guang-Zhen; Ma, Lu-Fang; Xin, Ling-Yun; Li, Xiao-Ling; Wang, Li-Ya; Chemical Communications 50 (2014) 2615–2617; doi:10.1039/c3cc49106d

data_7111964
_publ_section_title
;
 Crystallographic determination of solid-state structural transformations
 in a dynamic metal--organic framework
;
_journal_issue                   20
_journal_name_full               'Chemical Communications'
_journal_page_first              2615
_journal_page_last               2617
_journal_paper_doi               10.1039/c3cc49106d
_journal_volume                  50
_journal_year                    2014
_chemical_formula_sum            'C20 H18 N3 O8.75 Zn1.5'
_chemical_formula_weight         538.43
_chemical_name_systematic
;

 ?

;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 124.6280(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   15.7066(13)
_cell_length_b                   25.077(2)
_cell_length_c                   13.4867(11)
_cell_measurement_reflns_used    2482
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      23.18
_cell_measurement_theta_min      2.45
_cell_volume                     4371.1(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-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_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  0.0948
_diffrn_reflns_av_sigmaI/netI    0.1118
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            13832
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.45
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.716
_exptl_absorpt_correction_T_max  0.7591
_exptl_absorpt_correction_T_min  0.6097
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.636
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2192
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.488
_refine_diff_density_min         -0.963
_refine_diff_density_rms         0.113
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     308
_refine_ls_number_reflns         4056
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.1249
_refine_ls_R_factor_gt           0.0513
_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^)+(0.0425P)^2^+5.5711P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1002
_refine_ls_wR_factor_ref         0.1245
_reflns_number_gt                2295
_reflns_number_total             4056
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3cc49106d.txt
_cod_data_source_block           b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        4371.0(6)
_cod_original_sg_symbol_H-M      C2/c
_cod_original_formula_sum        'C20 H18 N3 O8.75 Zn1.50'
_cod_database_code               7111964