Isostructural polymorphs of triiodophloroglucinol and triiodoresorcinol
Nath, Naba K.; Saha, Binoy K.; Nangia, Ashwini; New Journal of Chemistry 32 (2008) 1693–; doi:10.1039/b804905j

data_7051989
_publ_section_title
;
 Isostructural polymorphs of triiodophloroglucinol and
 triiodoresorcinol
;
_journal_issue                   10
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              1693
_journal_paper_doi               10.1039/b804905j
_journal_volume                  32
_journal_year                    2008
_chemical_formula_moiety         'C6 H3 I3 O2, C6 H3 I3 O3'
_chemical_formula_sum            'C6 H3 I3 O2.5'
_chemical_formula_weight         495.78
_chemical_name_common            'triiodoresorcinol, triiodophloroglucinol'
_chemical_name_systematic
;
triiodoresorcinol, triiodophloroglucinol
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                   4.5607(3)
_cell_length_b                   13.6484(8)
_cell_length_c                   15.3485(9)
_cell_measurement_reflns_used    8137
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.05
_cell_measurement_theta_min      2.65
_cell_volume                     955.39(10)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0223
_diffrn_reflns_av_sigmaI/netI    0.0162
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            9686
_diffrn_reflns_theta_full        26.06
_diffrn_reflns_theta_max         26.06
_diffrn_reflns_theta_min         2.00
_exptl_absorpt_coefficient_mu    9.773
_exptl_absorpt_correction_T_max  0.376
_exptl_absorpt_correction_T_min  0.1359
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS - Bruker Nonius area detector scaling and absorption correction - V2.10'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    3.447
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             872
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.085
_refine_diff_density_min         -0.591
_refine_diff_density_rms         0.143
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.97(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.178
_refine_ls_matrix_type           full
_refine_ls_number_parameters     112
_refine_ls_number_reflns         1889
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.180
_refine_ls_R_factor_all          0.0226
_refine_ls_R_factor_gt           0.0225
_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^)+(0.0200P)^2^+5.8567P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0544
_refine_ls_wR_factor_ref         0.0544
_reflns_number_gt                1884
_reflns_number_total             1889
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b804905j.txt
_cod_data_source_block           an622_m-tir+tig-o
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'P2(1)2(1)2(1) '
_cod_original_formula_sum        'C6 H3 I3 O2.50'
_cod_database_code               7051989