Reverse Photochromic Behavior of an Iron-Magnesium Complex
Minoru Kobayashi; Akito Takashima; Tomohiko Ishii; Hiroshi Naka; Masanobu Uchiyama; Kentaro Yamaguchi; Inorganic Chemistry 46 (2007) 1039–1041; doi:10.1021/ic0616986

data_4307157
_publ_section_title
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Reverse Photochromic Behavior of an Iron-Magnesium Complex
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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1039
_journal_page_last               1041
_journal_paper_doi               10.1021/ic0616986
_journal_volume                  46
_journal_year                    2007
_chemical_formula_sum            'C16 H32 Br4 Fe Mg O4'
_chemical_formula_weight         688.22
_chemical_name_systematic
; 
 ? 
;
_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                 114.2880(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.5172(16)
_cell_length_b                   9.7901(9)
_cell_length_c                   16.2392(15)
_cell_measurement_reflns_used    2347
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.11
_cell_measurement_theta_min      2.22
_cell_volume                     2393.5(4)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w scans'
_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  0.0395
_diffrn_reflns_av_sigmaI/netI    0.0494
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            13926
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.35
_exptl_absorpt_coefficient_mu    7.351
_exptl_absorpt_correction_T_max  0.2165
_exptl_absorpt_correction_T_min  0.1570
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS Sheldrick 1996'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.910
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1352
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.30
_refine_diff_density_max         1.510
_refine_diff_density_min         -1.927
_refine_diff_density_rms         0.180
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         5403
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0607
_refine_ls_R_factor_gt           0.0446
_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^)+(0.0747P)^2^+9.6592P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1289
_refine_ls_wR_factor_ref         0.1379
_reflns_number_gt                4282
_reflns_number_total             5403
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0616986si20060908_023522.cif
_cod_data_source_block           4103kby
_cod_depositor_comments
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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 
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_cod_database_code               4307157