Tuning of exchange coupling by the Mn-O distance and phenoxido bridging angle: an experimental and theoretical study of the family of Mn(iii) dimers with salen type ligands.
Seth, Piya; Giri, Sanjib; Ghosh, Ashutosh; Dalton transactions (Cambridge, England : 2003) 44 (2015) 12863–12870; doi:10.1039/c5dt01224d

data_7035304
_publ_section_title
;
 Tuning of exchange coupling by the Mn-O distance and phenoxido bridging
 angle: an experimental and theoretical study of the family of Mn(iii)
 dimers with salen type ligands.
;
_journal_issue                   28
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              12863
_journal_page_last               12870
_journal_paper_doi               10.1039/c5dt01224d
_journal_volume                  44
_journal_year                    2015
_chemical_formula_sum            'C40 H44 Cl2 Mn2 N4 O12'
_chemical_formula_weight         953.57
_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
_audit_update_record
;
2015-05-08 deposited with the CCDC.
2015-06-02 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 93.477(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.4752(11)
_cell_length_b                   19.475(3)
_cell_length_c                   12.1122(16)
_cell_measurement_reflns_used    3519
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.05
_cell_measurement_theta_min      1.98
_cell_volume                     1995.5(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Ortep-3 for windows (Farrugia, 1997)'
_computing_publication_material  'Platon99 (Spek, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
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_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            13719
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         1.98
_exptl_absorpt_coefficient_mu    0.837
_exptl_absorpt_correction_T_max  0.9062
_exptl_absorpt_correction_T_min  0.7994
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            BROWN
_exptl_crystal_density_diffrn    1.587
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       FLAT
_exptl_crystal_F_000             984
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.279
_refine_diff_density_min         -0.346
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.854
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     273
_refine_ls_number_reflns         3519
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.854
_refine_ls_R_factor_all          0.0530
_refine_ls_R_factor_gt           0.0362
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.4657P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1121
_refine_ls_wR_factor_ref         0.1284
_reflns_number_gt                2691
_reflns_number_total             3519
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5dt01224d2.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'MONOCLINIC' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3271 2015-04-21 07:52:19Z andrius 

 Adding full bibliography for 7035304--7035306.cif.
;
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7035304