Pressure effect and crystal structure reinvestigations on the spin crossover system: [Fe(bt)2(NCS)2] (bt = 2,2'-bithiazoline) polymorphs A and B.
Galet, Ana; Gaspar, Ana Belén; Muñoz, M Carmen; Levchenko, Georgii; Real, José Antonio; Inorganic chemistry 45 (2006) 9670–9679; doi:10.1021/ic060729u

data_4350363
_publ_section_title
;
 Pressure effect and crystal structure reinvestigations on the spin
 crossover system: [Fe(bt)2(NCS)2] (bt = 2,2'-bithiazoline) polymorphs A
 and B.
;
_journal_issue                   24
_journal_name_full               'Inorganic chemistry'
_journal_page_first              9670
_journal_page_last               9679
_journal_paper_doi               10.1021/ic060729u
_journal_volume                  45
_journal_year                    2006
_chemical_formula_sum            'C14 H16 Fe N6 S6'
_chemical_formula_weight         516.54
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                93.516(2)
_cell_angle_beta                 95.411(2)
_cell_angle_gamma                107.400(2)
_cell_formula_units_Z            2
_cell_length_a                   8.1490(4)
_cell_length_b                   11.4390(5)
_cell_length_c                   12.1270(6)
_cell_measurement_temperature    293(2)
_cell_volume                     1069.12(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_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  0.0223
_diffrn_reflns_av_sigmaI/netI    0.0397
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            8931
_diffrn_reflns_theta_full        27.35
_diffrn_reflns_theta_max         27.35
_diffrn_reflns_theta_min         2.64
_exptl_absorpt_coefficient_mu    1.304
_exptl_crystal_density_diffrn    1.605
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             528
_refine_diff_density_max         0.685
_refine_diff_density_min         -0.330
_refine_diff_density_rms         '0.085 </PRE></BODY></HTML>'
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.997
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     245
_refine_ls_number_reflns         4769
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.997
_refine_ls_R_factor_all          0.0514
_refine_ls_R_factor_gt           0.0392
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0666P)^2^+0.3023P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0970
_refine_ls_wR_factor_ref         0.1040
_reflns_number_gt                3968
_reflns_number_total             4769
_reflns_threshold_expression     &gt;2sigma(I)
_cod_data_source_file            ic060729usi20060919_021923.cif
_cod_data_source_block           ja278
_cod_database_code               4350363