A Dy4 single-molecule magnet and its Gd(iii), Tb(iii), Ho(iii), and Er(iii) analogues encapsulated by an 8-hydroxyquinoline Schiff base derivative and β-diketonate coligand.
Gao, Hong-Ling; Zhou, Xiao-Pu; Bi, Yan-Xia; Shen, Hai-Yun; Wang, Wen-Min; Wang, Ni-Ni; Chang, Yi-Xin; Zhang, Ru-Xia; Cui, Jian-Zhong; Dalton transactions (Cambridge, England : 2003) 46 (2017) 4669–4677; doi:10.1039/c7dt00118e

data_7042426
_publ_section_title
;
 A Dy4 single-molecule magnet and its Gd(iii), Tb(iii), Ho(iii), and
 Er(iii) analogues encapsulated by an 8-hydroxyquinoline Schiff base
 derivative and \b-diketonate coligand.
;
_journal_issue                   14
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4669
_journal_page_last               4677
_journal_paper_doi               10.1039/c7dt00118e
_journal_volume                  46
_journal_year                    2017
_chemical_formula_moiety         'C116 H96 N12 O16 Tb4, C2 H3 N, 0.25(C2 Cl4)'
_chemical_formula_sum            'C118.5 H99 Cl N13 O16 Tb4'
_chemical_formula_weight         2632.23
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2017-02-08
_audit_creation_method
;
Olex2 1.2
(compiled 2017.01.04 svn.r3372 for OlexSys, GUI svn.r5292)
;
_audit_update_record
;
2017-02-10 deposited with the CCDC.
2017-03-10 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 118.34(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   30.677(6)
_cell_length_b                   14.610(3)
_cell_length_c                   28.137(6)
_cell_measurement_reflns_used    8434
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      25.0154
_cell_measurement_theta_min      1.5084
_cell_volume                     11099(5)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_diffrn_ambient_temperature      113.15
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1312
_diffrn_reflns_av_unetI/netI     0.1374
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       35
_diffrn_reflns_limit_h_min       -36
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            40283
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.020
_diffrn_reflns_theta_max         25.020
_diffrn_reflns_theta_min         1.508
_exptl_absorpt_coefficient_mu    2.612
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.575
_exptl_crystal_description       prism
_exptl_crystal_F_000             5224
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.991
_refine_diff_density_min         -1.778
_refine_diff_density_rms         0.219
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.096
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     726
_refine_ls_number_reflns         9786
_refine_ls_number_restraints     43
_refine_ls_restrained_S_all      1.094
_refine_ls_R_factor_all          0.1342
_refine_ls_R_factor_gt           0.0703
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0614P)^2^+25.2178P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1473
_refine_ls_wR_factor_ref         0.1885
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5921
_reflns_number_total             9786
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7dt00118e2.cif
_cod_data_source_block           2
_cod_depositor_comments
'Adding full bibliography for 7042423--7042427.cif.'
_cod_original_formula_sum        'C118.50 H99 Cl N13 O16 Tb4'
_cod_database_code               7042426
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.818
_shelx_estimated_absorpt_t_min   0.780
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All O(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Restrained distances
 C61-N7
 2.66 with sigma of 0.01
 C60-C61
 1.54 with sigma of 0.01
 C60-N7
 1.12 with sigma of 0.01
 Cl1-Cl2
 2.8 with sigma of 0.01
 C59-Cl1 = C59-Cl2
 1.78 with sigma of 0.01
 H22-H61A
 2.2 with sigma of 0.02
3. Uiso/Uaniso restraints and constraints
Cl1 \\sim Cl2 \\sim C59: within 1.7A with sigma of 0.01 and sigma for terminal
atoms of 0.02
Uanis(C61) \\sim Ueq, Uanis(N7) \\sim Ueq, Uanis(C60) \\sim Ueq, Uanis(C59)
\\sim Ueq, Uanis(Cl1) \\sim Ueq, Uanis(Cl2) \\sim Ueq: with sigma of 0.001 and
sigma for terminal atoms of 0.002
4. Others
 Fixed Sof: N7(0.5) C60(0.5) C61(0.5) H61A(0.5) H61B(0.5) H61C(0.5) Cl1(0.25)
 Cl2(0.25) C59(0.25)
5.a Ternary CH refined with riding coordinates:
 O8(H8)
5.b Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C6(H6), C7(H7), C10(H10), C12(H12), C13(H13),
 C14(H14), C15(H15), C16(H16), C17(H17), C18(H18), C19(H19), C22(H22), C23(H23),
  C26(H26), C28(H28), C29(H29), C30(H30), C31(H31), C32(H32), C33(H33),
 C34(H34), C35(H35), C38(H38), C39(H39), C42(H42), C44(H44), C45(H45), C46(H46),
  C47(H47), C48(H48), C51(H51), C56(H56)
5.c Idealised Me refined as rotating group:
 C49(H49A,H49B,H49C), C53(H53A,H53B,H53C), C54(H54A,H54B,H54C), C58(H58A,H58B,
 H58C), C61(H61A,H61B,H61C)
;
_shelx_res_checksum              57086
_olex2_submission_special_instructions 'No special instructions were received'