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_7207601
_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 H4 O2 F2) (H2 O) (O0.1)
;
_chemical_formula_sum            'C19 H16 F2 N4 O4.1'
_chemical_formula_weight         403.96
_chemical_name_systematic
;
SF355 4-pyridyl-CONH-N=CH-2-pyridyl, 2,4-difluorobenzoic acid hydrate
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 93.396(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   7.4376(2)
_cell_length_b                   12.3798(4)
_cell_length_c                   39.3480(11)
_cell_measurement_reflns_used    9942
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      33.15
_cell_measurement_theta_min      3.11
_cell_volume                     3616.64(18)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      100(2)
_diffrn_measured_fraction_theta_full 0.965
_diffrn_measured_fraction_theta_max 0.965
_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  0.0500
_diffrn_reflns_av_sigmaI/netI    0.0369
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       56
_diffrn_reflns_limit_l_min       -56
_diffrn_reflns_number            34501
_diffrn_reflns_theta_full        30.51
_diffrn_reflns_theta_max         30.51
_diffrn_reflns_theta_min         3.11
_exptl_absorpt_coefficient_mu    0.120
_exptl_absorpt_correction_T_max  0.9952
_exptl_absorpt_correction_T_min  0.9706
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            clear
_exptl_crystal_density_diffrn    1.484
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1670
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.570
_refine_diff_density_min         -0.571
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.091
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     286
_refine_ls_number_reflns         5339
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.091
_refine_ls_R_factor_all          0.0713
_refine_ls_R_factor_gt           0.0540
_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^)+(0.0800P)^2^+3.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1381
_refine_ls_wR_factor_ref         0.1528
_reflns_number_gt                4155
_reflns_number_total             5339
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce06506a.txt
_cod_data_source_block           sf0702m(2I)
_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      C2/c
_cod_original_formula_sum        'C19 H16 F2 N4 O4.10'
_cod_database_code               7207601