High-temperature spin crossover in two solvent-free coordination polymers with unusual high thermal stability.
Liu, Wei; Bao, Xin; Li, Jin-Yan; Qin, Yu-Lian; Chen, Yan-Cong; Ni, Zhao-Ping; Tong, Ming-Liang; Inorganic chemistry 54 (2015) 3006–3011; doi:10.1021/acs.inorgchem.5b00119

data_4346063
_publ_section_title
;
 High-temperature spin crossover in two solvent-free coordination polymers
 with unusual high thermal stability.
;
_journal_issue                   6
_journal_name_full               'Inorganic chemistry'
_journal_page_first              3006
_journal_page_last               3011
_journal_paper_doi               10.1021/acs.inorgchem.5b00119
_journal_volume                  54
_journal_year                    2015
_chemical_formula_sum            'C36 H24 Fe N10'
_chemical_formula_weight         652.50
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_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                 98.141(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.8578(9)
_cell_length_b                   8.6866(8)
_cell_length_c                   19.5719(17)
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.56
_cell_measurement_theta_min      3.15
_cell_volume                     1490.8(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_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  0.0546
_diffrn_reflns_av_sigmaI/netI    0.0700
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            6718
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         3.15
_exptl_absorpt_coefficient_mu    0.552
_exptl_absorpt_correction_T_max  0.9815
_exptl_absorpt_correction_T_min  0.9713
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            'dark red'
_exptl_crystal_density_diffrn    1.454
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             672
_exptl_crystal_size_max          0.05
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.780
_refine_diff_density_min         -0.821
_refine_diff_density_rms         0.079
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.088
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     214
_refine_ls_number_reflns         2870
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.088
_refine_ls_R_factor_all          0.0890
_refine_ls_R_factor_gt           0.0588
_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^)+(0.0865P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1433
_refine_ls_wR_factor_ref         0.1661
_reflns_number_gt                1907
_reflns_number_total             2870
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic5b00119_si_002.cif
_cod_data_source_block           2_298K
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4346063