Abrupt two-step and symmetry breaking spin crossover in an iron(iii) complex: an exceptionally wide [LS-HS] plateau.
Harding, David J.; Phonsri, Wasinee; Harding, Phimphaka; Murray, Keith S.; Moubaraki, Boujemaa; Jameson, Guy N. L.; Dalton transactions (Cambridge, England : 2003) 44 (2015) 15079–15082; doi:10.1039/c4dt03184a

data_7033156
_publ_section_title
;
 Abrupt two-step and symmetry breaking spin crossover in an iron(iii)
 complex: an exceptionally wide [LS-HS] plateau.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              15079
_journal_page_last               15082
_journal_paper_doi               10.1039/c4dt03184a
_journal_volume                  44
_journal_year                    2015
_chemical_formula_moiety         'C32 H20 Br2 Fe N4 O2, N O3, 2(C H4 O)'
_chemical_formula_sum            'C34 H28 Br2 Fe N5 O7'
_chemical_formula_weight         834.28
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.838(2)
_cell_angle_beta                 107.328(2)
_cell_angle_gamma                100.883(2)
_cell_formula_units_Z            4
_cell_length_a                   12.5977(5)
_cell_length_b                   13.7134(6)
_cell_length_c                   19.9391(9)
_cell_measurement_reflns_used    4031
_cell_measurement_temperature    175(2)
_cell_measurement_theta_max      23.21
_cell_measurement_theta_min      2.31
_cell_volume                     3219.9(2)
_computing_cell_refinement       'Bruker Apex2 V2.0'
_computing_data_collection       'Bruker Apex2 V2.0'
_computing_data_reduction        'Bruker Apex2 V2.0'
_computing_molecular_graphics    X-SEED
_computing_publication_material  'XCIF V6.12 (BrukerAXS, 2001).'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      175(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'APEX X8'
_diffrn_measurement_method       'scans in phi and omega'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0515
_diffrn_reflns_av_sigmaI/netI    0.1004
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            33875
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.56
_diffrn_reflns_theta_min         1.07
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.009
_exptl_absorpt_correction_T_max  0.8170
_exptl_absorpt_correction_T_min  0.5844
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            'Dark red'
_exptl_crystal_density_diffrn    1.721
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1676
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.07
_refine_diff_density_max         1.127
_refine_diff_density_min         -0.717
_refine_diff_density_rms         0.111
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.956
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     891
_refine_ls_number_reflns         14599
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.956
_refine_ls_R_factor_all          0.1057
_refine_ls_R_factor_gt           0.0504
_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^)+(0.0427P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0915
_refine_ls_wR_factor_ref         0.1119
_reflns_number_gt                8811
_reflns_number_total             14599
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt03184a2.cif
_cod_data_source_block           wp87c175
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 2935 2014-11-11 08:27:57Z andrius 

 Adding full bibliography for 7033154--7033161.cif.
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7033156