Halogen bonds in some dihalogenated phenols: applications to crystal engineering
Mukherjee, Arijit; Desiraju, Gautam R.; IUCrJ 1 (2014) 49–60; doi:10.1107/S2052252513025657

data_1513589
_publ_section_title
;
 Halogen bonds in some dihalogenated phenols: applications to crystal
 engineering
;
_journal_issue                   1
_journal_name_full               IUCrJ
_journal_page_first              49
_journal_page_last               60
_journal_paper_doi               10.1107/S2052252513025657
_journal_volume                  1
_journal_year                    2014
_chemical_formula_moiety         'C7 H3 Cl3 O3'
_chemical_formula_sum            'C7 H3 Cl3 O3'
_chemical_formula_weight         241.44
_chemical_name_common            '2,3,5-trichlorosalicylic acid'
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 118.884(15)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   4.9712(14)
_cell_length_b                   24.094(5)
_cell_length_c                   8.0459(19)
_cell_measurement_reflns_used    2256
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      1.7
_cell_volume                     843.8(4)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku, 2009)'
_computing_data_reduction        CrystalClear
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXL-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector                 CCD
_diffrn_detector_area_resol_mean 13.6612
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device
;
XtaLABmini: Fixed Chi 2 circle
;
_diffrn_measurement_device_type
;
Rigaku Mercury375R (2x2 bin mode)
;
_diffrn_measurement_specimen_support Fiber
_diffrn_radiation_monochromator  'Graphite Monochromator'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1142
_diffrn_reflns_av_sigmaI/netI    0.0747
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            7030
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         1.69
_exptl_absorpt_coefficient_mu    1.049
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.669
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.901
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             480
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.461
_refine_diff_density_min         -0.446
_refine_diff_density_rms         0.103
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.097
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     118
_refine_ls_number_reflns         1928
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.097
_refine_ls_R_factor_all          0.0498
_refine_ls_R_factor_gt           0.0457
_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^)+(0.0713P)^2^+0.4289P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1261
_refine_ls_wR_factor_ref         0.1394
_reflns_number_gt                1756
_reflns_number_total             1928
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            bi5001sup1.cif
_cod_data_source_block           TCSA_200K
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/usr/data/users/saulius/automatic-downloads/current/IUCr/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 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               1513589