Spin Crossover Iron(II) Coordination Polymer With Zigzag Chain Structure
Galina S. Matouzenko; Nicolas Brfuel; Monique Perrin; Azzedine Bousseksou; Serguei A. Borshch; Chemistry of Materials  (2003) –; doi:

data_4000222
_publ_section_title
;
Spin Crossover Iron(II) Coordination Polymer With
Zigzag Chain Structure
;
_journal_name_full               'Chemistry of Materials'
_journal_year                    2003
_chemical_formula_sum            'C30 H34 Cl2 Fe N8 O10'
_chemical_formula_weight         793.40
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 130.35(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.188(5)
_cell_length_b                   11.559(2)
_cell_length_c                   16.256(3)
_cell_measurement_reflns_used    ?
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      ?
_cell_measurement_theta_min      ?
_cell_volume                     3320.7(12)
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean ?
_diffrn_measurement_device_type  'NONIUS KAPPA CCD'
_diffrn_measurement_method       'area detector'
_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    0.0379
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            3775
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.11
_diffrn_standards_decay_%        ?
_diffrn_standards_interval_count ?
_diffrn_standards_interval_time  ?
_diffrn_standards_number         ?
_exptl_absorpt_coefficient_mu    0.686
_exptl_absorpt_correction_T_max  0.9041
_exptl_absorpt_correction_T_min  0.7710
_exptl_absorpt_correction_type   ?
_exptl_absorpt_process_details   ?
_exptl_crystal_colour            dark_red
_exptl_crystal_density_diffrn    1.587
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       fragment
_exptl_crystal_F_000             1640
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.15
_refine_ls_extinction_coef       ?
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     241
_refine_ls_number_reflns         3775
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0793
_refine_ls_R_factor_gt           0.0601
_refine_ls_shift/su_max          0.037
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0821P)^2^+12.8544P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1564
_refine_ls_wR_factor_ref         0.1698
_reflns_number_gt                2987
_reflns_number_total             3775
_reflns_threshold_expression     >2sigma(I)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4000222