3D Rare earth porous coordination frameworks with formamide generated in situ syntheses: Crystal structure and down- and up-conversion luminescence
Ma, Xue; Tian, Jing; Yang, Hong-Y.; Zhao, Kai; Li, Xia; Journal of Solid State Chemistry 201 (2013) 172–177; doi:10.1016/j.jssc.2013.02.015

data_1562664
_publ_section_title
;
 3D Rare earth porous coordination frameworks with formamide generated in
 situ syntheses: Crystal structure and down- and up-conversion
 luminescence
;
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              172
_journal_page_last               177
_journal_paper_doi               10.1016/j.jssc.2013.02.015
_journal_volume                  201
_journal_year                    2013
_chemical_formula_sum            'C5 H9 Er N2 O8'
_chemical_formula_weight         392.40
_space_group_IT_number           20
_space_group_name_Hall           'C 2c 2'
_space_group_name_H-M_alt        'C 2 2 21'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'C 2 2 21'
_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            4
_cell_length_a                   6.6539(5)
_cell_length_b                   18.3606(16)
_cell_length_c                   8.4330(7)
_cell_measurement_temperature    296(2)
_cell_volume                     1030.26(15)
_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 0.972
_diffrn_measured_fraction_theta_max 0.972
_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  0.0332
_diffrn_reflns_av_sigmaI/netI    0.0427
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            3247
_diffrn_reflns_theta_full        28.46
_diffrn_reflns_theta_max         28.46
_diffrn_reflns_theta_min         2.22
_exptl_absorpt_coefficient_mu    8.178
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.5294
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    2.530
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             740
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.084
_refine_diff_density_min         -1.314
_refine_diff_density_rms         0.142
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.01(2)
_refine_ls_extinction_coef       0.0195(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.013
_refine_ls_hydrogen_treatment    Contr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     76
_refine_ls_number_reflns         1259
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.013
_refine_ls_R_factor_all          0.0217
_refine_ls_R_factor_gt           0.0207
_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^)+(0.0109P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0435
_refine_ls_wR_factor_ref         0.0437
_reflns_number_gt                1199
_reflns_number_total             1259
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            JSSC-2013-201-172.CIF
_cod_data_source_block           6
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-SCAN' was
changed to 'multi-scan' in accordance with the built-in table derived
from the CIF Core dictionary named 'cif_core.dic' version 2.4.5 last
updated on 2014-11-21.

data item '_symmetry_cell_setting' value 'Orthorhombic' was changed
to 'orthorhombic' in accordance with the built-in table derived from
the CIF Core dictionary named 'cif_core.dic' version 2.4.5 last
updated on 2014-11-21.

Automatic conversion script
Id: cif_fix_values 8369 2020-08-20 11:38:08Z andrius 
;
_cod_original_sg_symbol_H-M      C222(1)
_cod_database_code               1562664