6-Iodo-1<i>H</i>-indole-2,3-dione
Golen, James A.; Manke, David R.; IUCrData 1 (2016) x160700–; doi:10.1107/S2414314616007008

data_1543229
_publ_section_title
;
 6-Iodo-1<i>H</i>-indole-2,3-dione
;
_journal_issue                   4
_journal_name_full               IUCrData
_journal_page_first              x160700
_journal_paper_doi               10.1107/S2414314616007008
_journal_volume                  1
_journal_year                    2016
_chemical_formula_iupac          'C8 H4 I N O2'
_chemical_formula_moiety         'C8 H4 I N O2'
_chemical_formula_sum            'C8 H4 I N O2'
_chemical_formula_weight         273.02
_chemical_name_systematic
;
6-Iodo-1<i>H</i>-indole-2,3-dione
;
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_cell_angle_alpha                110.162(7)
_cell_angle_beta                 96.120(8)
_cell_angle_gamma                91.997(8)
_cell_formula_units_Z            2
_cell_length_a                   6.4152(12)
_cell_length_b                   7.5089(12)
_cell_length_c                   8.9546(15)
_cell_measurement_reflns_used    5053
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      25.85
_cell_measurement_theta_min      2.90
_cell_volume                     401.43(12)
_computing_cell_refinement
;
SAINT (Bruker, 2014)
;
_computing_data_collection
;
APEX2 (Bruker, 2014)
;
_computing_data_reduction
;
SAINT (Bruker, 2014)
;
_computing_molecular_graphics
;
<i>OLEX2</i> (Dolomanov <i>et al.</i>,  2009)
;
_computing_publication_material
;
<i>OLEX2</i> (Dolomanov <i>et al.</i>,  2009) and publCIF (Westrip,
2010)
;
_computing_structure_refinement
;
SHELXL2014 (Sheldrick, 2015)
;
_computing_structure_solution
;
SHELXS97 (Sheldrick, 2008)
;
_diffrn_ambient_temperature      200.15
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker Venture D8 CMOS'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0303
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            7043
_diffrn_reflns_theta_full        25.250
_diffrn_reflns_theta_max         25.846
_diffrn_reflns_theta_min         2.898
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.940
_exptl_absorpt_correction_T_max  0.2594
_exptl_absorpt_correction_T_min  0.1972
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS; Bruker, 2014)
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.259
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             256
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.1
_refine_diff_density_max         1.123
_refine_diff_density_min         -0.744
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.129
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     112
_refine_ls_number_reflns         1533
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.129
_refine_ls_R_factor_all          0.0228
_refine_ls_R_factor_gt           0.0200
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0052P)^2^+0.5065P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0428
_refine_ls_wR_factor_ref         0.0437
_reflns_number_gt                1428
_reflns_number_total             1533
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            su4042sup1.cif
_cod_data_source_block           I
_cod_database_code               1543229
_cod_database_fobs_code          1543229
_shelx_estimated_absorpt_t_min   0.478
_shelx_estimated_absorpt_t_max   0.694
_shelx_hkl_checksum              15100
_shelx_res_checksum              71518