Pushing T<sub>C</sub> to 27.5 K in a heavy atom radical ferromagnet.
Lekin, Kristina; Ogata, Kazuma; Maclean, Adrian; Mailman, Aaron; Winter, Stephen M.; Assoud, Abdeljalil; Mito, Masaki; Tse, John S.; Desgreniers, Serge; Hirao, Naohisa; Dube, Paul A.; Oakley, Richard T.; Chemical communications (Cambridge, England) 52 (2016) 13877–13880; doi:10.1039/c6cc07142b

data_7125155
_publ_section_title
;
 Pushing T<sub>C</sub> to 27.5 K in a heavy atom radical ferromagnet.
;
_journal_issue                   96
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              13877
_journal_page_last               13880
_journal_paper_doi               10.1039/c6cc07142b
_journal_volume                  52
_journal_year                    2016
_chemical_formula_moiety         'C7 H5 I N3 Se4'
_chemical_formula_sum            'C7 H5 I N3 Se4'
_chemical_formula_weight         573.88
_chemical_melting_point_gt       400
_chemical_name_common            IBPSSEt
_chemical_name_systematic
;
8-iodo-4-ethyl-4H-bis[1,2,3]diselenazolo[4,5-b:5',4'-e]pyridin-2-yl
;
_space_group_crystal_system      tetragonal
_space_group_IT_number           113
_space_group_name_Hall           'P -4 2ab'
_space_group_name_H-M_alt        'P -4 21 m'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.4704(6)
_cell_length_b                   16.4704(6)
_cell_length_c                   4.2345(2)
_cell_measurement_reflns_used    680
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      30.0
_cell_measurement_theta_min      1.5
_cell_volume                     1148.71(8)
_computing_cell_refinement       'SMART, 'Bruker APEX II'
_computing_data_collection       'Bruker SMART APEX II'
_computing_data_reduction        'SAINT, 'Bruker APEX II'
_computing_molecular_graphics    Mercury
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'BRUKER SMART APEX II'
_diffrn_measurement_method       'Omega scan'
_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  0.1333
_diffrn_reflns_av_unetI/netI     0.0804
_diffrn_reflns_Laue_measured_fraction_full 0.992
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       4
_diffrn_reflns_limit_l_min       -5
_diffrn_reflns_number            21522
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.973
_diffrn_reflns_theta_min         4.462
_diffrn_standards_decay_%        0'
_diffrn_standards_interval_time  4.5
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    15.430
_exptl_absorpt_correction_T_max  0.7460
_exptl_absorpt_correction_T_min  0.6029
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    3.318
_exptl_crystal_description       needle
_exptl_crystal_F_000             1028
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.010
_exptl_crystal_size_min          0.005
_refine_diff_density_max         1.019
_refine_diff_density_min         -1.004
_refine_diff_density_rms         0.200
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.05(3)
_refine_ls_extinction_coef       0.0009(2)
_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   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     77
_refine_ls_number_reflns         1732
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0974
_refine_ls_R_factor_gt           0.0509
_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^)+(0.0252P)^2^+3.1755P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0711
_refine_ls_wR_factor_ref         0.0820
_reflns_Friedel_coverage         0.698
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                1176
_reflns_number_total             1732
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6cc07142b3.cif
_cod_data_source_block           1c_0GPa
_cod_depositor_comments
;
The following automatic conversions were performed:

data name '_chemical_melting_point' was changed to
'_chemical_melting_point_gt' since the value was specified as 'more
than' ('>') a certain temperature.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        1148.71(10)
_cod_database_code               7125155
_shelx_estimated_absorpt_t_min   0.119
_shelx_estimated_absorpt_t_max   0.927
_shelx_res_checksum              91298
_shelx_hkl_checksum              50506