Altering physical properties of pharmaceutical co-crystals in a systematic manner
Aakeröy, Christer B.; Forbes, Safiyyah; Desper, John; CrystEngComm 16 (2014) 5870–; doi:10.1039/c4ce00206g

data_7214415
_publ_section_title
;
 Altering physical properties of pharmaceutical co-crystals in a
 systematic manner
;
_journal_issue                   26
_journal_name_full               CrystEngComm
_journal_page_first              5870
_journal_paper_doi               10.1039/c4ce00206g
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety
;
(C18 H22 N4 O2) (C8 H14 O4)
;
_chemical_formula_sum            'C26 H36 N4 O6'
_chemical_formula_weight         500.59
_chemical_name_systematic
;
SF 301 (3-pyridyl)-CONH-(CH2)-6-NHCO-(3-pyridyl), HOOC-(CH2)6-COOH
;
_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                67.873(11)
_cell_angle_beta                 80.585(12)
_cell_angle_gamma                79.827(12)
_cell_formula_units_Z            1
_cell_length_a                   5.1671(13)
_cell_length_b                   11.646(3)
_cell_length_c                   11.779(4)
_cell_measurement_reflns_used    2473
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      29.22
_cell_measurement_theta_min      3.12
_cell_volume                     642.6(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_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      296(2)
_diffrn_measured_fraction_theta_full 0.962
_diffrn_measured_fraction_theta_max 0.924
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0395
_diffrn_reflns_av_sigmaI/netI    0.0426
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            9851
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         29.57
_diffrn_reflns_theta_min         1.88
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.093
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.294
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             268
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.251
_refine_diff_density_min         -0.293
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.070
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     169
_refine_ls_number_reflns         3328
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.070
_refine_ls_R_factor_all          0.1002
_refine_ls_R_factor_gt           0.0563
_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^)+(0.0700P)^2^+0.0800P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1407
_refine_ls_wR_factor_ref         0.1599
_reflns_number_gt                1959
_reflns_number_total             3328
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ce00206g2.cif
_cod_data_source_block           sf0934m_9
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 7214407--7214417.cif.
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7214415