Investigation of structural and magnetic properties for two one-dimensional platinum-bis-dithiolene spin-Peierls-like transition salts
Ren, XiaoMing; Sui, Yun-Xia; Chen, Tian-Yu; Ning, Wei-Hua; RSC Adv.  (2014) –; doi:10.1039/C4RA14505D

data_7219058
_publ_section_title
;
 Investigation of structural and magnetic properties for two
 one-dimensional platinum-bis-dithiolene spin-Peierls-like transition
 salts
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C4RA14505D
_journal_year                    2014
_chemical_formula_sum            'C20 H11 Br N5 Pt S4'
_chemical_formula_weight         724.58
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2ybc'
_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_block_doi                 10.5517/cc69cd7
_audit_creation_method           SHELXL-97
_audit_update_record
;
2002-06-13 deposited with the CCDC.
2014-12-12 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 103.71(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.181(2)
_cell_length_b                   26.728(5)
_cell_length_c                   7.4012(15)
_cell_measurement_temperature    293(2)
_cell_volume                     2341.0(8)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_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  0.0518
_diffrn_reflns_av_sigmaI/netI    0.0533
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            14676
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.72
_exptl_absorpt_coefficient_mu    8.076
_exptl_crystal_density_diffrn    2.056
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1372
_refine_diff_density_max         0.880
_refine_diff_density_min         -1.073
_refine_diff_density_rms         0.090
_refine_ls_extinction_coef       0.000470(19)
_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   1.067
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     281
_refine_ls_number_reflns         4087
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.0660
_refine_ls_R_factor_gt           0.0336
_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^)+(0.0033P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0349
_refine_ls_wR_factor_ref         0.0373
_reflns_number_gt                2717
_reflns_number_total             4087
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ra14505d2.cif
_cod_data_source_block           2
_cod_original_cell_volume        2340.9(8)
_cod_database_code               7219058