Hydrogen-bonded chains of rings linked by iodo–carbonyl interactions in 5-iodoisatin and hydrogen-bonded sheets in 7-trifluoromethylisatin
Garden, Simon J.; Pinto, Angelo C.; Wardell, James L.; Low, John N.; Glidewell, Christopher; Acta Crystallographica Section C 62 (2006) o321–o323; doi:10.1107/S0108270106014284

data_2015388
_publ_section_title
;
 Hydrogen-bonded chains of rings linked by iodo--carbonyl interactions
 in 5-iodoisatin and hydrogen-bonded sheets in 7-trifluoromethylisatin
;
_journal_coeditor_code           SK3019
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o321
_journal_page_last               o323
_journal_paper_doi               10.1107/S0108270106014284
_journal_volume                  62
_journal_year                    2006
_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_common            5-Iodoisatin
_chemical_name_systematic
;
5-iodo-1H-indole-2,3-dione
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 101.146(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.3617(6)
_cell_length_b                   11.0930(5)
_cell_length_c                   7.6482(4)
_cell_measurement_reflns_used    1818
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.40
_cell_measurement_theta_min      2.91
_cell_volume                     779.28(7)
_computing_cell_refinement       'DENZO (Otwinowski & Minor, 1997) and COLLECT'
_computing_data_collection       'COLLECT (Hooft, 1999)'
_computing_data_reduction        'DENZO and COLLECT'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'SHELXL97 and PRPKAPPA (Ferguson, 1999)'
_computing_structure_refinement  'OSCAIL and SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution
'OSCAIL (McArdle, 2003) and SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker--Nonius KappaCCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0305
_diffrn_reflns_av_sigmaI/netI    0.0227
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            8625
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         3.65
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    4.060
_exptl_absorpt_correction_T_max  0.408
_exptl_absorpt_correction_T_min  0.142
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2003)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.327
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             512
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.42
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.743
_refine_diff_density_min         -0.967
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.094
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     97
_refine_ls_number_reflns         1778
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.094
_refine_ls_R_factor_all          0.0235
_refine_ls_R_factor_gt           0.0201
_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^)+(0.0231P)^2^+0.9452P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0495
_refine_ls_wR_factor_ref         0.0509
_reflns_number_gt                1623
_reflns_number_total             1778
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            sk3019.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2015388
_cod_database_fobs_code          2015388