The effect of water molecules in stabilizing co-crystals of active pharmaceutical ingredients
Aakeröy, Christer B.; Forbes, Safiyyah; Desper, John; CrystEngComm 14 (2012) 2435–; doi:10.1039/c2ce06506a

data_7207602
_publ_section_title
;
 The effect of water molecules in stabilizing co-crystals of active
 pharmaceutical ingredients
;
_journal_issue                   7
_journal_name_full               CrystEngComm
_journal_page_first              2435
_journal_paper_doi               10.1039/c2ce06506a
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety
;
(C12 H10 N4 O) (C7 H5 N O4) (H2 O)
;
_chemical_formula_sum            'C19 H17 N5 O6'
_chemical_formula_weight         411.38
_chemical_name_systematic
;
SF229 (3-pyridyl)-CONH-N=CH-(2-pyridyl), 4-nitrobenzoic acid hydrate
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                81.922(11)
_cell_angle_beta                 84.772(14)
_cell_angle_gamma                80.711(16)
_cell_formula_units_Z            2
_cell_length_a                   6.5983(13)
_cell_length_b                   7.2343(14)
_cell_length_c                   19.755(4)
_cell_measurement_reflns_used    844
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.20
_cell_measurement_theta_min      2.85
_cell_volume                     919.1(3)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.939
_diffrn_measured_fraction_theta_max 0.939
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0969
_diffrn_reflns_av_sigmaI/netI    0.1119
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            6545
_diffrn_reflns_theta_full        27.45
_diffrn_reflns_theta_max         27.45
_diffrn_reflns_theta_min         1.04
_exptl_absorpt_coefficient_mu    0.114
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.486
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             428
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.784
_refine_diff_density_min         -0.291
_refine_diff_density_rms         0.120
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.924
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     306
_refine_ls_number_reflns         3966
_refine_ls_number_restraints     19
_refine_ls_restrained_S_all      0.923
_refine_ls_R_factor_all          0.1363
_refine_ls_R_factor_gt           0.0866
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1500P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2181
_refine_ls_wR_factor_ref         0.2475
_reflns_number_gt                2090
_reflns_number_total             3966
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce06506a.txt
_cod_data_source_block           sf0604m(2J)
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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      P-1
_cod_database_code               7207602