Effect of halogen bonding interaction on supramolecular assembly of halogen-substituted phenylpyrazinamides
Khavasi, Hamid Reza; Tehrani, Alireza Azhdari; CrystEngComm 15 (2013) 3222–; doi:10.1039/c3ce40093j

data_7210741
_publ_section_title
;
 Effect of halogen bonding interaction on supramolecular assembly of
 halogen-substituted phenylpyrazinamides
;
_journal_issue                   16
_journal_name_full               CrystEngComm
_journal_page_first              3222
_journal_paper_doi               10.1039/c3ce40093j
_journal_volume                  15
_journal_year                    2013
_chemical_formula_sum            'C11 H8 I N3 O'
_chemical_formula_weight         325.10
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 95.849(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   4.8485(5)
_cell_length_b                   13.4762(12)
_cell_length_c                   16.8631(18)
_cell_measurement_reflns_used    7093
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28
_cell_measurement_theta_min      2.43
_cell_volume                     1096.09(19)
_computing_cell_refinement       'X-Area 1.31 (Stoe & Cie GmbH, 2005)'
_computing_data_collection       'X-Area 1.31 (Stoe & Cie GmbH, 2005)'
_computing_data_reduction        'X-Area 1.31 (Stoe & Cie GmbH, 2005)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean '0.15 mm'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_method       'rotation method'
_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  0.0995
_diffrn_reflns_av_sigmaI/netI    0.1148
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            7093
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         2.43
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.902
_exptl_absorpt_correction_T_max  0.8581
_exptl_absorpt_correction_T_min  0.8010
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'shape of crystal determined optically'
_exptl_crystal_colour            'Light yellow'
_exptl_crystal_density_diffrn    1.970
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             624
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.451
_refine_diff_density_min         -0.551
_refine_diff_density_rms         0.259
_refine_ls_extinction_coef       0.0049(12)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.979
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     131
_refine_ls_number_reflns         2640
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.979
_refine_ls_R_factor_all          0.0835
_refine_ls_R_factor_gt           0.0602
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0717P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1477
_refine_ls_wR_factor_ref         0.1576
_reflns_number_gt                1923
_reflns_number_total             2640
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce40093j.txt
_cod_data_source_block           d:\determination\solution\c266\khc266
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P21/n
_cod_original_formula_sum        'C11 H8 I1 N3 O1'
_cod_database_code               7210741