Polymorphic Co-crystals from Polymorphic Co-crystal Formers: Competition between Carboxylic Acid...Pyridine and Phenol...Pyridine Hydrogen Bonds
Lemmerer, Andreas; Adsmond, Daniel A.; Esterhuysen, Catharine; Bernstein, Joel; Crystal Growth & Design 13 (2013) 3935–; doi:10.1021/cg4006357

data_4508139
_publ_section_title
;
 Polymorphic Co-crystals from Polymorphic Co-crystal Formers: Competition
 between Carboxylic Acid...Pyridine and Phenol...Pyridine Hydrogen Bonds
;
_journal_issue                   9
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              3935
_journal_paper_doi               10.1021/cg4006357
_journal_volume                  13
_journal_year                    2013
_chemical_formula_moiety         'C7 H6 O4, C6 H6 N2 O'
_chemical_formula_sum            'C13 H12 N2 O5'
_chemical_formula_weight         276.25
_chemical_name_systematic
;
 (2,4-dihydroxybenzoic acid).(nicotinamide) Form II
;
_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_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_date             2009-03-03T18:31:55-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 109.579(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.464(3)
_cell_length_b                   8.2856(16)
_cell_length_c                   12.665(3)
_cell_measurement_reflns_used    1390
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.59
_cell_measurement_theta_min      2.99
_cell_volume                     1232.3(5)
_computing_cell_refinement       'Bruker SAINT+, Bruker (1999)'
_computing_data_collection       'Bruker SMART, Bruker (1998)'
_computing_data_reduction        'Bruker SAINT+'
_computing_molecular_graphics
;
Ortep-3 for Windows (Farrugia, 1997) and DIAMOND (Brandenburg, 1999)
;
_computing_publication_material
;
WinGX publication routines (Farrugia, 1999) and PLATON (Spek, 2009)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART 1K CCD area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0469
_diffrn_reflns_av_unetI/netI     0.0653
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            6034
_diffrn_reflns_theta_full        25.5
_diffrn_reflns_theta_max         25.5
_diffrn_reflns_theta_min         1.73
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.116
_exptl_absorpt_correction_T_max  0.97
_exptl_absorpt_correction_T_min  0.9177
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.489
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             576
_exptl_crystal_size_max          0.56
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.26
_refine_diff_density_max         0.167
_refine_diff_density_min         -0.18
_refine_diff_density_rms         0.038
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.951
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     195
_refine_ls_number_reflns         2285
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.951
_refine_ls_R_factor_all          0.0985
_refine_ls_R_factor_gt           0.0484
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0468P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0886
_refine_ls_wR_factor_ref         0.1011
_reflns_number_gt                1353
_reflns_number_total             2285
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg4006357_si_002.cif
_cod_data_source_block           4(II)
_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_cell_volume        1232.3(4)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4508139