Enhanced Conductivity and Magnetic Ordering in Isostructural Heavy Atom Radicals
Craig M. Robertson; Alicea A. Leitch; Kristina Cvrkalj; Robert W. Reed; Daniel J. T. Myles; Paul A. Dube; Richard T. Oakley; Journal of the American Chemical Society 130 (2008) 8414–8425; doi:10.1021/ja801070d

data_4107945
_publ_section_title
;
 Enhanced Conductivity and Magnetic Ordering in Isostructural Heavy Atom
 Radicals
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              8414
_journal_page_last               8425
_journal_paper_doi               10.1021/ja801070d
_journal_volume                  130
_journal_year                    2008
_chemical_formula_sum            'C7 H5 Cl N3 Se4'
_chemical_formula_weight         482.43
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           113
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P -4 2ab'
_symmetry_space_group_name_H-M   'P -4 21 m'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.1801(12)
_cell_length_b                   16.1801(12)
_cell_length_c                   4.1264(6)
_cell_measurement_reflns_used    2117
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.78
_cell_measurement_theta_min      2.82
_cell_volume                     1080.27(19)
_computing_cell_refinement       'Bruker APEX II'
_computing_data_collection       'Bruker APEX II'
_computing_data_reduction        'Bruker APEX II'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker APEX II'
_computing_structure_solution    'Bruker APEX II'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0791
_diffrn_reflns_av_sigmaI/netI    0.0441
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       5
_diffrn_reflns_limit_l_min       -5
_diffrn_reflns_number            9115
_diffrn_reflns_theta_full        26.49
_diffrn_reflns_theta_max         26.49
_diffrn_reflns_theta_min         2.81
_exptl_absorpt_coefficient_mu    13.797
_exptl_absorpt_correction_T_max  0.7699
_exptl_absorpt_correction_T_min  0.2162
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    2.966
_exptl_crystal_description       needle
_exptl_crystal_F_000             884
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.753
_refine_diff_density_min         -0.669
_refine_diff_density_rms         0.185
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(4)
_refine_ls_extinction_coef       0.0055(6)
_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   1.164
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     77
_refine_ls_number_reflns         1175
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.164
_refine_ls_R_factor_all          0.0411
_refine_ls_R_factor_gt           0.0376
_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^)+(0.0331P)^2^+2.6470P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0800
_refine_ls_wR_factor_ref         0.0813
_reflns_number_gt                1116
_reflns_number_total             1175
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja801070d-file004.cif
_cod_data_source_block           clssetlt_0m
_cod_database_code               4107945