Single-Crystal to Single-Crystal Structural Transformation and Photomagnetic Properties of a Porous Iron(II) Spin-Crossover Framework
Suzanne M. Neville; Gregory J. Halder; Karena W. Chapman; Martin B. Duriska; Peter D. Southon; John D. Cashion; Jean-François Létard; Boujemaa Moubaraki; Keith S. Murray; Cameron J. Kepert; Journal of the American Chemical Society 130 (2008) 2869–2876; doi:10.1021/ja077958f

data_4107485
_publ_contact_author_address
; School of Chemistry, F11 
  University of Sydney, 
  NSW 2006, 
  Australia
;
_publ_contact_author_email       c.kepert@chem.usyd.edu.au
_publ_contact_author_fax         +61-2-9351-3329
_publ_contact_author_name        'Cameron J. Kepert'
_publ_contact_author_phone       +61-2-9351-5741
_publ_section_title
;
 Single-Crystal to Single-Crystal Structural Transformation and
 Photomagnetic Properties of a Porous Iron(II) Spin-Crossover Framework
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              2869
_journal_page_last               2876
_journal_paper_doi               10.1021/ja077958f
_journal_volume                  130
_journal_year                    2008
_chemical_formula_moiety         'C26 H20 Fe N6 O4 S2'
_chemical_formula_sum            'C26 H20 Fe N6 O4 S2'
_chemical_formula_weight         600.45
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           140
_symmetry_cell_setting           tetragonal
_symmetry_Int_Tables_number      140
_symmetry_space_group_name_Hall  '-I 4 2c'
_symmetry_space_group_name_H-M   'I 4/m c m'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             '9 November 2005'
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.796(2)
_cell_length_b                   14.796(2)
_cell_length_c                   17.399(4)
_cell_measurement_reflns_used    750
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      16.7355
_cell_measurement_theta_min      2.7665
_cell_volume                     3809.0(11)
_computing_cell_refinement       'SMART (BrukerAXS ,1997)'
_computing_data_collection       'SMART (BrukerAXS ,1997)'
_computing_data_reduction        'SAINT+ (BrukerAXS, 1997)'
_computing_molecular_graphics    'XPMA/ZORTEP, WebLab ViewerPro 3.7'
_computing_publication_material  CIFTAB
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      375(2)
_diffrn_crystal_treatment        'Flash cooled in nitrogen stream'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART 1000 CCD'
_diffrn_measurement_method       \w
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0766
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            10367
_diffrn_reflns_theta_full        20.09
_diffrn_reflns_theta_max         20.09
_diffrn_reflns_theta_min         1.95
_diffrn_standards_decay_%        0.00000
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.537
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.836378
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'XPREP, Bruker 1995'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.047
_exptl_crystal_description       'rectangular rod'
_exptl_crystal_F_000             1232
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.516
_refine_diff_density_min         -0.367
_refine_diff_density_rms         0.070
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.206
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     62
_refine_ls_number_reflns         942
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.206
_refine_ls_R_factor_all          0.1020
_refine_ls_R_factor_gt           0.0811
_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^)+(0.1115P)^2^+16.4066P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2118
_refine_ls_wR_factor_ref         0.2439
_reflns_number_gt                395
_reflns_number_total             512
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja077958f-file002.cif
_cod_data_source_block           global
_cod_original_cell_volume        3808.9(11)
_cod_database_code               4107485