A family of 3d metal clusters based on N–N single bonds bridged quasi-linear trinuclear cores: the Mn analogue displaying single-molecule magnet behavior
Wang, Kai; Tang, Shen; Hu, Zhao-Bo; Zou, Hua-Hong; Wang, Xiao-Lu; Li, Yan; Zhang, Shu-Hua; Chen, Zi-Lu; Liang, Fu-Pei; RSC Advances 8 (2018) 6218–; doi:10.1039/C7RA12844D

data_7230095
_publ_section_title
;
 A family of 3d metal clusters based on N--N single bonds bridged
 quasi-linear trinuclear cores: the Mn analogue displaying single-molecule
 magnet behavior
;
_journal_issue                   12
_journal_name_full               'RSC Advances'
_journal_page_first              6218
_journal_paper_doi               10.1039/C7RA12844D
_journal_volume                  8
_journal_year                    2018
_chemical_formula_moiety         'C66 H50 Cu6 N14 O16, C3 H7 N O'
_chemical_formula_sum            'C69 H57 Cu6 N15 O17'
_chemical_formula_weight         1749.54
_chemical_name_systematic        SuperNova
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2016-07-28
_audit_creation_method
;
Olex2 1.2
(compiled 2016.02.19 svn.r3266 for OlexSys, GUI svn.r5155)
;
_audit_update_record
;
2016-07-29 deposited with the CCDC.
2018-02-01 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.793(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.6309(5)
_cell_length_b                   35.9987(10)
_cell_length_c                   14.3693(4)
_cell_measurement_reflns_used    13305
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      1.79
_cell_volume                     7567.5(4)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'SIR2004 (Burla et al., 2007)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  SuperNova
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0720
_diffrn_reflns_av_unetI/netI     0.0754
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       42
_diffrn_reflns_limit_k_min       -41
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            58702
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.79
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    1.731
_exptl_absorpt_correction_T_max  0.8739
_exptl_absorpt_correction_T_min  0.8459
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            black
_exptl_crystal_colour_primary    black
_exptl_crystal_density_diffrn    1.536
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3544
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.08
_platon_squeeze_details
;

;
_refine_diff_density_max         0.860
_refine_diff_density_min         -0.538
_refine_diff_density_rms         0.095
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     968
_refine_ls_number_reflns         13305
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0976
_refine_ls_R_factor_gt           0.0616
_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^)+(0.0625P)^2^+18.9018P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1469
_refine_ls_wR_factor_ref         0.1597
_reflns_number_gt                8772
_reflns_number_total             13305
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7ra12844d2.cif
_cod_data_source_block           6-Cu6
_cod_database_code               7230095
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Me refined with riding coordinates:
 C67(H67a,H67b,H67c), C68(H68a,H68b,H68c)
2.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5), C11(H11), C12(H12), C13(H13), C18(H18), C19(H19),
 C20(H20), C24(H24), C25(H25), C26(H26), C27(H27), C28(H28), C29(H29), C30(H30),
  C31(H31), C32(H32), C33(H33), C36(H36), C37(H37), C38(H38), C44(H44),
 C45(H45), C46(H46), C51(H51), C52(H52), C53(H53), C57(H57), C58(H58), C59(H59),
  C60(H60), C61(H61), C62(H62), C63(H63), C64(H64), C65(H65), C66(H66), C69(H69)
2.c Idealised Me refined as rotating group:
 C8(H8a,H8b,H8c), C23(H23a,H23b,H23c), C41(H41a,H41b,H41c), C56(H56a,H56b,H56c)
;
_olex2_submission_special_instructions 'No special instructions were received'