Modulation of the spin crossover behaviour in four manganese(III) complexes through cation-anion interactions.
Malik, Suvamoy; Brandão, Paula; Benmansour, Samia; Gómez-García, Carlos J; Saha, Amrita; Dalton transactions (Cambridge, England : 2003) 54 (2025) 6645–6652; doi:10.1039/d5dt00238a

data_7718336
_publ_section_title
;
 Modulation of the spin crossover behaviour in four manganese(III)
 complexes through cation-anion interactions.
;
_journal_issue                   16
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6645
_journal_page_last               6652
_journal_paper_doi               10.1039/d5dt00238a
_journal_volume                  54
_journal_year                    2025
_chemical_formula_moiety         'I, C30 H40 Mn N4 O4'
_chemical_formula_sum            'C30 H40 I Mn N4 O4'
_chemical_formula_weight         702.50
_space_group_crystal_system      orthorhombic
_space_group_IT_number           45
_space_group_name_Hall           'I 2 -2c'
_space_group_name_H-M_alt        'I b a 2'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2024-09-28
_audit_creation_method
;
Olex2 1.5-alpha
(compiled 2024.02.16 svn.r378c4104 for OlexSys, GUI svn.r6928)
;
_audit_update_record
;
2025-01-17 deposited with the CCDC.	2025-03-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.3941(3)
_cell_length_b                   20.4606(7)
_cell_length_c                   18.5440(6)
_cell_measurement_reflns_used    464
_cell_measurement_temperature    398.15
_cell_measurement_theta_max      1.872
_cell_measurement_theta_min      27.104
_cell_volume                     3184.90(19)
_computing_molecular_graphics    'Olex2 1.5-alpha (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5-alpha (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_temperature      398.15
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.968
_diffrn_measurement_device_type  CCD
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0208
_diffrn_reflns_av_unetI/netI     0.0191
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.968
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            13451
_diffrn_reflns_point_group_measured_fraction_full 0.954
_diffrn_reflns_point_group_measured_fraction_max 0.899
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.948
_diffrn_reflns_theta_min         2.196
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    1.423
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            BROWN
_exptl_crystal_density_diffrn    1.465
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             1432
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.03
_exptl_transmission_factor_max   0.998
_exptl_transmission_factor_min   0.992
_refine_diff_density_max         0.429
_refine_diff_density_min         -0.497
_refine_diff_density_rms         0.051
_refine_ls_abs_structure_details
;
 Flack x determined using 1117 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.006(11)
_refine_ls_extinction_coef       0.0010(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     184
_refine_ls_number_reflns         3433
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.058
_refine_ls_R_factor_all          0.0447
_refine_ls_R_factor_gt           0.0359
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0512P)^2^+1.7261P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0954
_refine_ls_wR_factor_ref         0.1012
_reflns_Friedel_coverage         0.798
_reflns_Friedel_fraction_full    0.905
_reflns_Friedel_fraction_max     0.825
_reflns_number_gt                2826
_reflns_number_total             3433
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5dt00238a2.cif
_cod_data_source_block           complex3_398
_cod_depositor_comments
'Adding full bibliography for 7718333--7718340.cif.'
_cod_database_code               7718336
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.959
_shelx_estimated_absorpt_t_min   0.709
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All C(H,H,H) groups, All N(H) groups
2.a Ternary CH refined with riding coordinates:
 N2(H2)
2.b Secondary CH2 refined with riding coordinates:
 C8(H8A,H8B), C12(H12A,H12B), C13(H13A,H13B), C14(H14A,H14B), C15(H15A,H15B)
2.c Aromatic/amide H refined with riding coordinates:
 C3(H3), C5(H5), C9(H9), C11(H11)
2.d X=CH2 refined with riding coordinates:
 C10(H10A,H10B)
2.e Idealised Me refined as rotating group:
 C7(H7A,H7B,H7C)
;
_shelx_res_checksum              74465
_shelx_hkl_checksum              52092
_olex2_submission_special_instructions 'No special instructions were received'