Cerium(IV)-Lanthanide(III)-Pyridine-2,6-dicarboxylic Acid System: Coordination Salts, Chains, and Rings
T. K. Prasad; M. V. Rajasekharan; Inorganic Chemistry 48 (2009) 11543–11550; doi:10.1021/ic901066v

data_4303812
_publ_contact_author_address
;School of Chemistry,
University of Hyderabad,
Hyderabad-500046,
India.
;
_publ_contact_author_email       mvrsc@uohyd.ernet.in
_publ_contact_author_fax         +91-40-2301-2460
_publ_contact_author_name        'Rajasekharan, M. V.'
_publ_contact_author_phone       +91-40-2313-4857
_publ_section_title
;
Cerium(IV)-Lanthanide(III)-Pyridine-2,6-dicarboxylic Acid System:
Coordination Salts, Chains, and Rings
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              11543
_journal_page_last               11550
_journal_paper_doi               10.1021/ic901066v
_journal_volume                  48
_journal_year                    2009
_chemical_formula_moiety         'C98 H86 Ce4 N14 Nd4 O78, 26(H2 O)'
_chemical_formula_sum            'C98 H138 Ce4 N14 Nd4 O104'
_chemical_formula_weight         4313.66
_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                106.5570(10)
_cell_angle_beta                 100.9070(10)
_cell_angle_gamma                100.9260(10)
_cell_formula_units_Z            1
_cell_length_a                   14.8485(6)
_cell_length_b                   15.1267(6)
_cell_length_c                   17.5505(7)
_cell_measurement_reflns_used    9813
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.27
_cell_measurement_theta_min      2.23
_cell_volume                     3584.0(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'ORTEP-III (Burnett & Johnson, 1996)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.934
_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  0.0272
_diffrn_reflns_av_sigmaI/netI    0.0359
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            41682
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         1.45
_exptl_absorpt_coefficient_mu    2.792
_exptl_absorpt_correction_T_max  0.605
_exptl_absorpt_correction_T_min  0.560
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            'pale violet'
_exptl_crystal_density_diffrn    1.999
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             2128
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.18
_refine_diff_density_max         2.207
_refine_diff_density_min         -1.158
_refine_diff_density_rms         0.141
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.069
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1009
_refine_ls_number_reflns         16650
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.0409
_refine_ls_R_factor_gt           0.0363
_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^)+(0.0359P)^2^+11.3368P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0825
_refine_ls_wR_factor_ref         0.0847
_reflns_number_gt                15269
_reflns_number_total             16650
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic901066v_si_002_13.cif
_cod_data_source_block           12
_cod_original_cell_volume        3584.0(2)
_cod_database_code               4303812