A series of lanthanide‒organic polymers incorporating ethyl-4,5-imidazole-dicarboxylato and formate coligand: structures, luminescent and magnetic properties
Feng, Xun; Li, Shi-Hui; Wang, Li-Ya; Zhao, Jian-She; Shi, Zhi-Qiang; Lei, Peng-Peng; CrystEngComm 14 (2012) 3684–; doi:10.1039/c2ce06151a

data_7207738
_publ_section_title
;
 A series of lanthanide--organic polymers incorporating
 ethyl-4,5-imidazole-dicarboxylato and formate coligand: structures,
 luminescent and magnetic properties
;
_journal_issue                   10
_journal_name_full               CrystEngComm
_journal_page_first              3684
_journal_paper_doi               10.1039/c2ce06151a
_journal_volume                  14
_journal_year                    2012
_chemical_formula_sum            'C29 H37 Er3 N8 O24'
_chemical_formula_weight         1383.45
_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                 92.1290(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   33.6613(18)
_cell_length_b                   9.1498(5)
_cell_length_c                   13.0273(7)
_cell_measurement_temperature    296(2)
_cell_volume                     4009.6(4)
_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_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  0.0296
_diffrn_reflns_av_sigmaI/netI    0.0303
_diffrn_reflns_limit_h_max       43
_diffrn_reflns_limit_h_min       -43
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            14153
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.31
_exptl_absorpt_coefficient_mu    6.324
_exptl_absorpt_correction_T_max  0.4505
_exptl_absorpt_correction_T_min  0.3241
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    2.292
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2652
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.15
_refine_diff_density_max         1.359
_refine_diff_density_min         -2.116
_refine_diff_density_rms         0.138
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     309
_refine_ls_number_reflns         4590
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.000
_refine_ls_R_factor_all          0.0297
_refine_ls_R_factor_gt           0.0273
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0800P)^2^+3.8000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0958
_refine_ls_wR_factor_ref         0.0978
_reflns_number_gt                4347
_reflns_number_total             4590
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce06151a.txt
_cod_data_source_block           Er
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7207738