Solubility Advantage of Tenoxicam Phenolic Cocrystals Compared to Salts
Bolla, Geetha; Sanphui, Palash; Nangia, Ashwini; Crystal Growth & Design 13 (2013) 1988–; doi:10.1021/cg4000457

data_4507679
_publ_section_title
;
 Solubility Advantage of Tenoxicam Phenolic Cocrystals Compared to Salts
;
_journal_issue                   5
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              1988
_journal_paper_doi               10.1021/cg4000457
_journal_volume                  13
_journal_year                    2013
_chemical_formula_moiety         C13H11N3O4S2,C2H4O2
_chemical_formula_sum            'C15 H15 N3 O6 S2'
_chemical_formula_weight         397.42
_chemical_melting_point          363
_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                 99.38(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.482(4)
_cell_length_b                   8.811(3)
_cell_length_c                   19.127(10)
_cell_measurement_reflns_used    787
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      26.3100
_cell_measurement_theta_min      2.6691
_cell_volume                     1742.9(13)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Xcalibur, Eos, Gemini'
_diffrn_measurement_method       '\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  0.1081
_diffrn_reflns_av_sigmaI/netI    0.1741
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            7502
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         2.67
_exptl_absorpt_coefficient_mu    0.344
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.70784
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.514
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             824
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.361
_refine_diff_density_min         -0.472
_refine_diff_density_rms         0.085
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.981
_refine_ls_matrix_type           full
_refine_ls_number_parameters     238
_refine_ls_number_reflns         3537
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.981
_refine_ls_R_factor_all          0.1896
_refine_ls_R_factor_gt           0.0761
_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^)+(0.0602P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1393
_refine_ls_wR_factor_ref         0.2155
_reflns_number_gt                1489
_reflns_number_total             3537
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg4000457_si_003.cif
_cod_data_source_block           TNX-AA
_cod_original_cell_volume        1743.0(12)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               4507679