Bistabilities in 1,3,2-Dithiazolyl Radicals
Jaclyn L. Brusso; Owen P. Clements; Robert C. Haddon; Mikhail E. Itkis; Alicea A. Leitch; Richard T. Oakley; Robert W. Reed; John F. Richardson; Journal of the American Chemical Society 126 (2004) 8256–8265; doi:10.1021/ja048618m

data_4112733
_publ_section_title
;
 Bistabilities in 1,3,2-Dithiazolyl Radicals
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              8256
_journal_page_last               8265
_journal_paper_doi               10.1021/ja048618m
_journal_volume                  126
_journal_year                    2004
_chemical_formula_moiety         'C4 H2 N3 S2'
_chemical_formula_sum            'C4 H2 N3 S2'
_chemical_formula_weight         156.21
_chemical_melting_point_gt       388
_chemical_name_common            PDTA
_chemical_name_systematic
; 
[1,3,2]pyrazinodithiazol-2-yl 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   '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                109.965(2)
_cell_angle_beta                 94.944(2)
_cell_angle_gamma                103.483(2)
_cell_formula_units_Z            4
_cell_length_a                   6.8564(8)
_cell_length_b                   7.8466(9)
_cell_length_c                   11.3107(13)
_cell_measurement_reflns_used    2158
_cell_measurement_temperature    95(2)
_cell_measurement_theta_max      28.26
_cell_measurement_theta_min      2.81
_cell_volume                     546.95(11)
_computing_cell_refinement       'SAINT 6.22 (Bruker, 2001)'
_computing_data_collection       'SMART 5.625 (Bruker, 2001)'
_computing_data_reduction        'SAINT 6.22 (Bruker, 2001)'
_computing_molecular_graphics    'SHELXTL 6.12 (Bruker, 2001)'
_computing_publication_material  'SHELXTL 6.12 (Bruker, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-90 (Sheldrick, 1990)'
_diffrn_ambient_temperature      95(2)
_diffrn_measured_fraction_theta_full 0.962
_diffrn_measured_fraction_theta_max 0.962
_diffrn_measurement_device_type  'Bruker SMART APEX'
_diffrn_measurement_method       /w-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  0.0197
_diffrn_reflns_av_sigmaI/netI    0.0464
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            5053
_diffrn_reflns_theta_full        28.27
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         2.81
_diffrn_standards_decay_%        <0.1
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.856
_exptl_absorpt_correction_T_max  0.871
_exptl_absorpt_correction_T_min  0.910
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sheldrick, G. M.; SADABS (1996)'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.897
_exptl_crystal_description       block
_exptl_crystal_F_000             316
_exptl_crystal_size_max          0.182
_exptl_crystal_size_mid          0.122
_exptl_crystal_size_min          0.110
_refine_diff_density_max         0.532
_refine_diff_density_min         -0.309
_refine_diff_density_rms         0.088
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     179
_refine_ls_number_reflns         2618
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.0527
_refine_ls_R_factor_gt           0.0339
_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^)+(0.0418P)^2^+0.1240P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0801
_refine_ls_wR_factor_ref         0.0874
_reflns_number_gt                1965
_reflns_number_total             2618
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja048618msi20040310_110540_4.cif
_cod_data_source_block           rto04lt
_cod_database_code               4112733