Structure, magnetism and photomagnetism of mixed-ligand tris(pyrazolyl)methane iron(ii) spin crossover compounds.
Moubaraki, Boujemaa; Leita, Ben A.; Halder, Gregory J.; Batten, Stuart R.; Jensen, Paul; Smith, Jonathan P.; Cashion, John D.; Kepert, Cameron J.; Létard, Jean-François; Murray, Keith S.; Dalton transactions (Cambridge, England : 2003)  (2007) 4413–4426; doi:10.1039/b708773j

data_7006064
_publ_section_title
;
 Structure, magnetism and photomagnetism of mixed-ligand
 tris(pyrazolyl)methane iron(ii) spin crossover compounds.
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_journal_issue                   39
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4413
_journal_page_last               4426
_journal_paper_doi               10.1039/b708773j
_journal_year                    2007
_chemical_formula_sum            'C26 H32 B2 F8 Fe N12'
_chemical_formula_weight         742.11
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 94.176(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.1814(1)
_cell_length_b                   10.2364(2)
_cell_length_c                   18.8554(4)
_cell_measurement_temperature    123(2)
_cell_volume                     1574.91(5)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Hooft, 1999)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'X-Seed (Barbour, 1999)'
_computing_publication_material  'CIFTAB (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Nonius KappaCCD'
_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
_diffrn_reflns_av_R_equivalents  0.0566
_diffrn_reflns_av_sigmaI/netI    0.0702
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            23027
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.86
_diffrn_reflns_theta_min         1.08
_exptl_absorpt_coefficient_mu    0.568
_exptl_absorpt_correction_T_max  0.9454
_exptl_absorpt_correction_T_min  0.7645
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SORTAV
_exptl_crystal_colour            'light purple'
_exptl_crystal_density_diffrn    1.565
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'irregular block'
_exptl_crystal_F_000             760
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.937
_refine_diff_density_min         -0.872
_refine_diff_density_rms         0.103
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.029(18)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.090
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     448
_refine_ls_number_reflns         7361
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.090
_refine_ls_R_factor_all          0.0844
_refine_ls_R_factor_gt           0.0532
_refine_ls_shift/su_max          0.092
_refine_ls_shift/su_mean         0.010
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0910P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1336
_refine_ls_wR_factor_ref         0.1521
_reflns_number_gt                5497
_reflns_number_total             7361
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b708773j.txt
_cod_data_source_block           1a
_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.

'_exptl_absorpt_correction_type' value 'Empirical' changed to
'empirical' 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_sg_symbol_H-M      P2(1)
_cod_database_code               7006064