New Iron(II) Spin Crossover Coordination Polymers [Fe(μ-atrz)3]X2.2H2O (X = ClO4-, BF4-) and [Fe(μ-atrz)(μ-pyz)(NCS)2].4H2O with an Interesting Solvent Effect
Yu-Chun Chuang; Chi-Tsun Liu; Chou-Fu Sheu; Wei-Lun Ho; Gene-Hsiang Lee; Chih-Cheh Wang; Yu Wang; Inorganic Chemistry 51 (2012) 4663–4671; doi:10.1021/ic202626c

data_4328952
_publ_section_title
;
 New Iron(II) Spin Crossover Coordination Polymers [Fe(\m-atrz)3]X2.2H2O
 (X = ClO4-, BF4-) and [Fe(\m-atrz)(\m-pyz)(NCS)2].4H2O with an
 Interesting Solvent Effect
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4663
_journal_page_last               4671
_journal_paper_doi               10.1021/ic202626c
_journal_volume                  51
_journal_year                    2012
_chemical_formula_sum            'C12 H12 B2 F8 Fe N24'
_chemical_formula_weight         721.93
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 90.061(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.1446(4)
_cell_length_b                   20.2603(8)
_cell_length_c                   8.8515(4)
_cell_measurement_temperature    300(2)
_cell_volume                     1460.60(11)
_computing_cell_refinement       DENZO-SMN
_computing_data_collection       'NONIUS COLLECT'
_computing_data_reduction        DENZO-SMN
_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      300(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'NONIUS KappaCCD'
_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  0.0850
_diffrn_reflns_av_sigmaI/netI    0.0760
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            17212
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.01
_exptl_absorpt_coefficient_mu    0.620
_exptl_absorpt_correction_T_max  0.9696
_exptl_absorpt_correction_T_min  0.9520
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SORTAV
_exptl_crystal_colour            orange-red
_exptl_crystal_density_diffrn    1.641
_exptl_crystal_description       block
_exptl_crystal_F_000             720
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.316
_refine_diff_density_min         -0.313
_refine_diff_density_rms         0.055
_refine_ls_extinction_coef       0.0040(15)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.988
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     239
_refine_ls_number_reflns         3364
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.988
_refine_ls_R_factor_all          0.1368
_refine_ls_R_factor_gt           0.0527
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0725P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1208
_refine_ls_wR_factor_ref         0.1540
_reflns_number_gt                1593
_reflns_number_total             3364
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic202626c_si_002_3.cif
_cod_data_source_block           CCDC-855739
_cod_database_code               4328952