Deformable Mn(iii)–Schiff-base dimer for anomalously large positive and negative anisotropic thermal expansions
Su, Yu-Jun; Wei, Ke-Xin; Huang, Bo; Xu, Wei-Jian; Zhang, Wei-Xiong; Zeng, Ming-Hua; Chen, Xiao-Ming; CrystEngComm 19 (2017) 1725–; doi:10.1039/C7CE00292K

data_7227755
_publ_section_title
;
 Deformable Mn(iii)--Schiff-base dimer for anomalously large positive and
 negative anisotropic thermal expansions
;
_journal_issue                   13
_journal_name_full               CrystEngComm
_journal_page_first              1725
_journal_paper_doi               10.1039/C7CE00292K
_journal_volume                  19
_journal_year                    2017
_chemical_formula_moiety         'C24 H25 Mn N2 O6'
_chemical_formula_sum            'C24 H25 Mn N2 O6'
_chemical_formula_weight         492.40
_chemical_name_common            '[Mn(saltmen)(Hfmac)]'
_chemical_name_systematic        '[Mn(saltmen)(Hfmac)]'
_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   mixed
_audit_creation_date             2017-01-05
_audit_creation_method
;
Olex2 1.2
(compiled 2015.09.30 svn.r3233 for OlexSys, GUI svn.r5103)
;
_audit_update_record
;
2017-02-03 deposited with the CCDC.
2017-02-28 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 101.7850(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.8143(4)
_cell_length_b                   10.2937(4)
_cell_length_c                   22.7516(8)
_cell_measurement_reflns_used    20239
_cell_measurement_temperature    300
_cell_measurement_theta_max      54.90
_cell_measurement_theta_min      6.14
_cell_volume                     2250.04(15)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_diffrn_ambient_temperature      300
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'multiwire proportional'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0376
_diffrn_reflns_av_unetI/netI     0.0294
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            22026
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.997
_diffrn_reflns_theta_min         3.070
_exptl_absorpt_coefficient_mu    0.630
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.3117
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   ABSCOR
_exptl_crystal_colour            'dark brown'
_exptl_crystal_colour_modifier   dark
_exptl_crystal_colour_primary    brown
_exptl_crystal_density_diffrn    1.454
_exptl_crystal_description       prism
_exptl_crystal_F_000             1024
_exptl_crystal_preparation       ', Magnetic properties'
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.561
_refine_diff_density_min         -0.310
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     364
_refine_ls_number_reflns         4413
_refine_ls_number_restraints     26
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0519
_refine_ls_R_factor_gt           0.0436
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0692P)^2^+0.5932P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1134
_refine_ls_wR_factor_ref         0.1184
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3650
_reflns_number_total             4413
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7ce00292k2.cif
_cod_data_source_block           1_300
_cod_depositor_comments
'Adding full bibliography for 7227752--7227756.cif.'
_cod_database_code               7227755
_shelx_estimated_absorpt_t_max   0.940
_shelx_estimated_absorpt_t_min   0.833
_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, All O(H) groups
2. Restrained distances
 C8-C9 \\sim C8-C10 \\sim C8'-C9' \\sim C8'-C10' \\sim C8-C11
 with sigma of 0.01
 C11-C12 \\sim C11-C13 \\sim C11'-C12' \\sim C11'-C13' \\sim C8'-C11'
 with sigma of 0.01
 N1-C8' \\sim N1-C8 \\sim N2-C11 \\sim N2-C11'
 with sigma of 0.005
3. Others
 Sof(C8')=Sof(C9')=Sof(H9'A)=Sof(H9'B)=Sof(H9'C)=Sof(C10')=Sof(H10D)=Sof(H10E)=
 Sof(H10F)=Sof(C11')=Sof(C12')=Sof(H12D)=Sof(H12E)=Sof(H12F)=Sof(C13')=
 Sof(H13D)=Sof(H13E)=Sof(H13F)=1-FVAR(1)
 Sof(C8)=Sof(C9)=Sof(H9A)=Sof(H9B)=Sof(H9C)=Sof(C10)=Sof(H10A)=Sof(H10B)=
 Sof(H10C)=Sof(C11)=Sof(C12)=Sof(H12A)=Sof(H12B)=Sof(H12C)=Sof(C13)=Sof(H13A)=
 Sof(H13B)=Sof(H13C)=FVAR(1)
4.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C4(H4), C5(H5), C7(H7), C14(H14), C16(H16), C17(H17),
 C18(H18), C19(H19), C22(H22), C23(H23)
4.b Idealised Me refined as rotating group:
 C9(H9A,H9B,H9C), C10(H10A,H10B,H10C), C12(H12A,H12B,H12C), C13(H13A,H13B,
 H13C), C9'(H9'A,H9'B,H9'C), C10'(H10D,H10E,H10F), C12'(H12D,H12E,H12F),
 C13'(H13D,H13E,H13F)
;
_shelx_res_checksum              13730
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'