[Ln(terpy)]3+ (Ln = Sm, Gd) entity forms isolated magnetic chains with [W(CN)8]3-.
Przychodzeń, Paweł; Lewiński, Krzysztof; Pełka, Robert; Bałanda, Maria; Tomala, Krzysztof; Sieklucka, Barbara; Dalton transactions (Cambridge, England : 2003)  (2006) 625–628; doi:10.1039/b511788g

data_7006531
_publ_section_title
;
 [Ln(terpy)]3+ (Ln = Sm, Gd) entity forms isolated magnetic chains with
 [W(CN)8]3-.
;
_journal_issue                   4
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              625
_journal_page_last               628
_journal_paper_doi               10.1039/b511788g
_journal_year                    2006
_chemical_formula_moiety
'((C N)8 W), ((C15 H11 N3)(C3 H7 N O)4 Gd), (C2 H6 O), (H2 O)6'
_chemical_formula_sum            'C37 H57 Gd N15 O11 W'
_chemical_formula_weight         1229.08
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 91.1910(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.48200(10)
_cell_length_b                   23.6880(3)
_cell_length_c                   14.71300(10)
_cell_measurement_reflns_used    11917
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      44.170
_cell_measurement_theta_min      2.910
_cell_volume                     5046.20(8)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius BV, 1997-2000)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\f and \w scans with the \k offsets'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0248
_diffrn_reflns_av_sigmaI/netI    0.0389
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            19832
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.93
_exptl_absorpt_coefficient_mu    3.647
_exptl_absorpt_correction_T_max  0.7590
_exptl_absorpt_correction_T_min  0.3617
_exptl_absorpt_correction_type
'multi-scan (DENZO-SMN; Otwinowski & Minor, 1997)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.618
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2440
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.101
_refine_diff_density_min         -1.011
_refine_diff_density_rms         0.111
_refine_ls_extinction_coef       0.00062(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   1.039
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     580
_refine_ls_number_reflns         11539
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0451
_refine_ls_R_factor_gt           0.0319
_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^)+(0.0262P)^2^+11.4270P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0706
_refine_ls_wR_factor_ref         0.0771
_reflns_number_gt                9570
_reflns_number_total             11539
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b511788g.txt
_cod_data_source_block           pp20
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7006531