Salts and co-crystals of chloranilic acid with organic bases: is it possible to predict a salt formation?
Molčanov, Krešimir; Kojić-Prodić, Biserka; CrystEngComm 12 (2010) 925–; doi:10.1039/b908492d

data_7211518
_publ_section_title
;
 Salts and co-crystals of chloranilic acid with organic bases: is it
 possible to predict a salt formation?
;
_journal_issue                   3
_journal_name_full               CrystEngComm
_journal_page_first              925
_journal_paper_doi               10.1039/b908492d
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety         'C6 H8 N, C6 H Cl2 O4'
_chemical_formula_sum            'C12 H9 Cl2 N O4'
_chemical_formula_weight         302.11
_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'
_audit_creation_date             2008-02-11T12:43:05-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 103.206(1)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.1312(1)
_cell_length_b                   11.8937(1)
_cell_length_c                   15.3644(2)
_cell_measurement_reflns_used    8012
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      75.9707
_cell_measurement_theta_min      2.9483
_cell_volume                     1268.69(3)
_computing_cell_refinement
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.11 (release 31-10-2007 CrysAlis171 .NET)
(compiled Oct 31 2007,17:16:07)
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.11 (release 31-10-2007 CrysAlis171 .NET)
(compiled Oct 31 2007,17:16:07)
;
_computing_data_reduction
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.11 (release 31-10-2007 CrysAlis171 .NET)
(compiled Oct 31 2007,17:16:07)
;
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_detector_area_resol_mean 10.4323
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Oxford Xcalibur Nova'
_diffrn_measurement_method
;
CCD detector
;
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'Enhance (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0205
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            12298
_diffrn_reflns_theta_full        76.27
_diffrn_reflns_theta_max         76.27
_diffrn_reflns_theta_min         4.75
_exptl_absorpt_coefficient_mu    4.715
_exptl_absorpt_correction_T_max  0.6900
_exptl_absorpt_correction_T_min  0.4482
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.11 (release 31-10-2007 CrysAlis171 .NET)
(compiled Oct 31 2007,17:16:07)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.582
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             616
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.293
_refine_diff_density_min         -0.317
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     198
_refine_ls_number_reflns         2607
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      1.284
_refine_ls_R_factor_gt           0.0337
_refine_ls_shift/su_max          0.01
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0670P)^2^+0.1892P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.1005
_reflns_number_gt                2392
_reflns_number_total             2607
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b908492d.txt
_cod_data_source_block           2-MePy-HCA-monoclinic
_cod_original_formula_sum        'C12 H9 Cl2 N1 O4'
_cod_database_code               7211518