Syntheses, structures, color tunable and white‒light emitting lanthanide metal‒organic framework materials constructed from conjugated 1, 1'-butadiynebenzene-3, 3', 5, 5'-tetracarboxylate ligand
Rong, Jiewei; Zhang, Wen-Wei; Bai, Junfeng; RSC Adv.  (2016) –; doi:10.1039/C6RA22001K

data_7226902
_publ_section_title
;
 Syntheses, structures, color tunable and white--light emitting lanthanide
 metal--organic framework materials constructed from conjugated 1,
 1'-butadiynebenzene-3, 3', 5, 5'-tetracarboxylate ligand
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C6RA22001K
_journal_year                    2016
_chemical_formula_sum            'C42 H37 Er2 N4 O16'
_chemical_formula_weight         1188.28
_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
_audit_update_record
;
2016-05-09 deposited with the CCDC.
2016-10-24 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 94.0000(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   29.9258(10)
_cell_length_b                   21.0418(7)
_cell_length_c                   19.4326(6)
_cell_measurement_reflns_used    8725
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.1018
_cell_measurement_theta_min      2.2025
_cell_volume                     12206.8(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  bruker-CCD
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0542
_diffrn_reflns_limit_h_max       39
_diffrn_reflns_limit_h_min       -39
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            15148
_diffrn_reflns_theta_full        28.34
_diffrn_reflns_theta_max         28.34
_diffrn_reflns_theta_min         1.18
_exptl_absorpt_coefficient_mu    2.786
_exptl_absorpt_correction_T_max  0.6196
_exptl_absorpt_correction_T_min  0.5793
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.293
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             4648
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.19
_platon_squeeze_details
;
;
_refine_diff_density_max         2.774
_refine_diff_density_min         -2.527
_refine_diff_density_rms         0.293
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.082
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     579
_refine_ls_number_reflns         15148
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.082
_refine_ls_R_factor_all          0.0913
_refine_ls_R_factor_gt           0.0660
_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^)+(0.1405P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2122
_refine_ls_wR_factor_ref         0.2296
_reflns_number_gt                9428
_reflns_number_total             15148
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ra22001k2.cif
_cod_data_source_block           ww
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7226902