A 1,2,3-dithiazolyl-o-naphthoquinone: a neutral radical with isolable cation and anion oxidation states.
Smithson, Chad S.; MacDonald, Daniel J.; Matt Letvenuk, T.; Carello, Christian E.; Jennings, Michael; Lough, Alan J.; Britten, James; Decken, Andreas; Preuss, Kathryn E.; Dalton transactions (Cambridge, England : 2003) 45 (2016) 9608–9620; doi:10.1039/c6dt01249c

data_7040220
_publ_section_title
;
 A 1,2,3-dithiazolyl-o-naphthoquinone: a neutral radical with isolable
 cation and anion oxidation states.
;
_journal_issue                   23
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9608
_journal_page_last               9620
_journal_paper_doi               10.1039/c6dt01249c
_journal_volume                  45
_journal_year                    2016
_chemical_formula_moiety         'C10 H5 N O2 S2'
_chemical_formula_sum            'C10 H5 N O2 S2'
_chemical_formula_weight         235.27
_chemical_melting_point          516.0(10)
_chemical_name_systematic        4-hydroxy-naphtho[1,2-d][1,2,3]dithiazol-5-one
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-03-24 deposited with the CCDC.
2016-05-18 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 110.361(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.2462(14)
_cell_length_b                   3.8351(2)
_cell_length_c                   16.5627(14)
_cell_measurement_reflns_used    4547
_cell_measurement_temperature    150(1)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.6
_cell_volume                     907.92(12)
_computing_cell_refinement       'Denzo-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Nonius B.V., 1997-2002)'
_computing_data_reduction        Denzo-SMN
_computing_molecular_graphics    'PLATON (Spek, 2009)'
_computing_publication_material  'SHELXTL V6.1'
_computing_structure_refinement  'SHELXTL V6.1 (Sheldrick, 2008)'
_computing_structure_solution    'SIR-92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150(1)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\f scans and \w scans with \k offsets'
_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  0.0767
_diffrn_reflns_av_sigmaI/netI    0.1034
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -4
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            5307
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.62
_exptl_absorpt_coefficient_mu    0.558
_exptl_absorpt_correction_T_max  0.996
_exptl_absorpt_correction_T_min  0.848
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements 
 Sortav (Blessing 1995)
;
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.721
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             480
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent'
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.603
_refine_diff_density_min         -0.434
_refine_diff_density_rms         0.102
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     140
_refine_ls_number_reflns         2037
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.1280
_refine_ls_R_factor_gt           0.0586
_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^)+(0.0592P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1200
_refine_ls_wR_factor_ref         0.1505
_reflns_number_gt                1133
_reflns_number_total             2037
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c6dt01249c2.cif
_cod_data_source_block           k10144
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value '515-517' was changed to '516.0(10)'
- the average value was taken and precision was estimated.

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 
;
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7040220
_solvent_exptl_crystal_recrystallization_method 'methylene chloride'