A series of homonuclear lanthanide complexes incorporating isonicotinic based carboxylate tectonic and oxalate coligand: structures, luminescent and magnetic properties
Feng, Xun; Chen, Jun-Ling; Wang, Li-Ya; Xie, Shi-Yu; Yang, Song; Huo, Su-Zhen; Ng, Seik-Weng; CrystEngComm 16 (2014) 1334–; doi:10.1039/c3ce41674g

data_7213636
_publ_section_title
;
 A series of homonuclear lanthanide complexes incorporating isonicotinic
 based carboxylate tectonic and oxalate coligand: structures, luminescent
 and magnetic properties
;
_journal_issue                   7
_journal_name_full               CrystEngComm
_journal_page_first              1334
_journal_paper_doi               10.1039/c3ce41674g
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         'Eu (H2 O)2 (C2 O4) (C9 H6 N O3), H2 O'
_chemical_formula_sum            'C9 H12 Eu N O10'
_chemical_formula_weight         446.16
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                106.6540(10)
_cell_angle_beta                 102.6600(10)
_cell_angle_gamma                94.3800(10)
_cell_formula_units_Z            2
_cell_length_a                   7.5491(5)
_cell_length_b                   8.7078(5)
_cell_length_c                   10.8240(7)
_cell_measurement_temperature    293(2)
_cell_volume                     657.69(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_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  0.0105
_diffrn_reflns_av_sigmaI/netI    0.0164
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5816
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.47
_exptl_absorpt_coefficient_mu    4.822
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.253
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             432
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.719
_refine_diff_density_min         -0.659
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.046
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     215
_refine_ls_number_reflns         2960
_refine_ls_number_restraints     19
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0150
_refine_ls_R_factor_gt           0.0143
_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^)+(0.0198P)^2^+0.4988P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0361
_refine_ls_wR_factor_ref         0.0365
_reflns_number_gt                2865
_reflns_number_total             2960
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce41674g.txt
_cod_data_source_block           eu
_cod_depositor_comments
;
 Removing the '_symmetry_space_group_name_' data item since it was not found
 in the core CIF dictionary and the same information was already provided in
 the official space group data items. No information was lost by removing
 this data item.

 Antanas Vaitkus,
 2017-03-06

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_database_code               7213636