Drug specific, tuning of an ionic liquid's hydrophilic–lipophilic balance to improve water solubility of poorly soluble active pharmaceutical ingredients
McCrary, Parker D.; Beasley, Preston A.; Gurau, Gabriela; Narita, Asako; Barber, Patrick S.; Cojocaru, O. Andreea; Rogers, Robin D.; New Journal of Chemistry 37 (2013) 2196–; doi:10.1039/c3nj00454f

data_7053170
_publ_section_title
;
 Drug specific, tuning of an ionic liquid's hydrophilic--lipophilic
 balance to improve water solubility of poorly soluble active
 pharmaceutical ingredients
;
_journal_issue                   7
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              2196
_journal_paper_doi               10.1039/c3nj00454f
_journal_volume                  37
_journal_year                    2013
_chemical_formula_sum            'C10 H23 N O2'
_chemical_formula_weight         189.29
_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_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 100.331(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.4838(8)
_cell_length_b                   26.117(4)
_cell_length_c                   8.2280(12)
_cell_measurement_reflns_used    2829
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.09
_cell_measurement_theta_min      2.63
_cell_volume                     1159.3(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, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_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  0.0694
_diffrn_reflns_av_sigmaI/netI    0.0447
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       32
_diffrn_reflns_limit_k_min       -33
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            13248
_diffrn_reflns_theta_full        27.21
_diffrn_reflns_theta_max         27.21
_diffrn_reflns_theta_min         2.63
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.5593
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker AXScale'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.085
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             424
_exptl_crystal_size_max          0.54
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.279
_refine_diff_density_min         -0.250
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     127
_refine_ls_number_reflns         2526
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0614
_refine_ls_R_factor_gt           0.0406
_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^)+(0.0738P)^2^+0.0692P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1108
_refine_ls_wR_factor_ref         0.1276
_reflns_number_gt                1904
_reflns_number_total             2526
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3nj00454f.txt
_cod_data_source_block           '[C8NH3][OAc]'
_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_sg_symbol_H-M      P2(1)/c
_cod_database_code               7053170