Structural Consequences of Strong and Weak Interactions to Binary Benzoic Acid/Bipyridine Supramolecular Assemblies
Bowers, Jeffrey R.; Hopkins, Gregory W.; Yap, Glenn P. A.; Wheeler, Kraig A.; Crystal Growth & Design 5 (2005) 727–; doi:10.1021/cg0497391

data_4504991
_publ_section_title
;
 Structural Consequences of Strong and Weak Interactions to Binary Benzoic
 Acid/Bipyridine Supramolecular Assemblies
;
_journal_issue                   2
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              727
_journal_paper_doi               10.1021/cg0497391
_journal_volume                  5
_journal_year                    2005
_chemical_formula_sum            'C14 H12 N2 O6'
_chemical_formula_weight         304.26
_chemical_name_systematic
; 
 4-Aminobenzoic acid 4-nitrobenzoic 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
_cell_angle_alpha                90.00
_cell_angle_beta                 90.548(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.2332(12)
_cell_length_b                   6.1926(8)
_cell_length_c                   23.143(3)
_cell_measurement_reflns_used    46
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      28.37
_cell_measurement_theta_min      2.21
_cell_volume                     1323.2(3)
_computing_cell_refinement       'XSCANS (Bruker, 1999)'
_computing_data_collection       'XSCANS (Bruker, 1999)'
_computing_data_reduction        'XSCANS (Bruker, 1999)'
_computing_molecular_graphics    'X-SEED (Barbour, 2001)'
_computing_publication_material  'X-SEED (Barbour, 2001)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 836.6
_diffrn_measured_fraction_theta_full 0.923
_diffrn_measured_fraction_theta_max 0.923
_diffrn_measurement_device_type  'Bruker AXS APEX diffractometer'
_diffrn_measurement_method       \w
_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  0.0277
_diffrn_reflns_av_sigmaI/netI    0.0202
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            14117
_diffrn_reflns_theta_full        28.37
_diffrn_reflns_theta_max         28.37
_diffrn_reflns_theta_min         1.76
_diffrn_standards_decay_%        <1
_exptl_absorpt_coefficient_mu    0.122
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.527
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'transparent plate'
_exptl_crystal_F_000             632
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.453
_refine_diff_density_min         -0.276
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.182
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     211
_refine_ls_number_reflns         3061
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.182
_refine_ls_R_factor_all          0.0708
_refine_ls_R_factor_gt           0.0636
_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^)+(0.0626P)^2^+0.8428P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1542
_refine_ls_wR_factor_ref         0.1589
_reflns_number_gt                2721
_reflns_number_total             3061
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg0497391si20040728_090350.cif
_cod_data_source_block           cmpd1.2
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               4504991