The influence of ligand conformation on the thermal spin transitions in iron(iii) saltrien complexes
Pritchard, Ruth; Barrett, Simon A.; Kilner, Colin A.; Halcrow, Malcolm A.; Dalton Transactions  (2008) 3159–3168; doi:10.1039/b801892h

data_7004002
_publ_section_title
;
 The influence of ligand conformation on the thermal spin transitions
 in iron(iii) saltrien complexes
;
_journal_issue                   24
_journal_name_full               'Dalton Transactions'
_journal_page_first              3159
_journal_page_last               3168
_journal_paper_doi               10.1039/b801892h
_journal_year                    2008
_chemical_formula_moiety         'C20 H24 Fe N4 O2, Cl O4'
_chemical_formula_sum            'C20 H24 Cl Fe N4 O6'
_chemical_formula_weight         507.73
_chemical_name_common
;(1,8-Bis(salicylaldiminato)-3,6-diazaoctane)iron(iii)
perchlorate
;
_chemical_name_systematic
;
[1,8-Bis(salicylaldiminato)-3,6-diazaoctane]iron(III)
perchlorate
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 100.881(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            12
_cell_length_a                   17.8864(15)
_cell_length_b                   13.7970(11)
_cell_length_c                   27.951(3)
_cell_measurement_reflns_used    88858
_cell_measurement_temperature    105(2)
_cell_measurement_theta_max      29.72
_cell_measurement_theta_min      1.48
_cell_volume                     6773.7(11)
_computing_cell_refinement       'APEX 2 software, Bruker Nonius 2004'
_computing_data_collection       'APEX 2 software, Bruker Nonius 2004'
_computing_data_reduction        'SAINT, Bruker Nonius 2004'
_computing_molecular_graphics    'ORTEX (McArdle, 1995)'
_computing_publication_material  'local program'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      105(2)
_diffrn_detector_area_resol_mean '120 microns'
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Bruker X8 Apex diffractometer'
_diffrn_measurement_method       'Rotation images'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0649
_diffrn_reflns_av_sigmaI/netI    0.0718
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       38
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            88858
_diffrn_reflns_theta_full        29.72
_diffrn_reflns_theta_max         29.72
_diffrn_reflns_theta_min         1.48
_exptl_absorpt_coefficient_mu    0.830
_exptl_absorpt_correction_T_max  0.958
_exptl_absorpt_correction_T_min  0.846
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Sheldrick, G. M. (2002). SADABS v. 2.03. University of
G/ottingen, Germany.
;
_exptl_crystal_colour            'Dark blue'
_exptl_crystal_density_diffrn    1.494
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             3156
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.012
_refine_diff_density_min         -0.896
_refine_diff_density_rms         0.102
_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     927
_refine_ls_number_reflns         18991
_refine_ls_number_restraints     134
_refine_ls_restrained_S_all      1.143
_refine_ls_R_factor_all          0.1455
_refine_ls_R_factor_gt           0.0764
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0757P)^2^+22.3027P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1790
_refine_ls_wR_factor_ref         0.2180
_reflns_number_gt                10875
_reflns_number_total             18991
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b801892h.txt
_cod_data_source_block           rp9palm
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        6773.8(10)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7004002