New Polymorphs of Fluconazole: Results from Cocrystallization Experiments
Karanam, Maheswararao; Dev, Sagarika; Choudhury, Angshuman Roy; Crystal Growth & Design 12 (2012) 240–; doi:10.1021/cg201005y

data_4502866
_publ_section_title
;
 New Polymorphs of Fluconazole: Results from Cocrystallization Experiments
;
_journal_issue                   1
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              240
_journal_paper_doi               10.1021/cg201005y
_journal_volume                  12
_journal_year                    2012
_chemical_formula_analytical     'C13 H12 F2 N6 O'
_chemical_formula_moiety         'C13 H12 F2 N6 O'
_chemical_formula_sum            'C13 H12 F2 N6 O'
_chemical_formula_weight         306.29
_chemical_name_common            Fluconazole
_chemical_name_systematic
;
 2-(2,4-difluorophenyl)-1,3-di(1H-1,2,4-triazol-1-yl)propan-2-ol
;
_space_group_IT_number           61
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2011-03-07T20:04:18-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            16
_cell_length_a                   10.9186(9)
_cell_length_b                   22.3367(18)
_cell_length_c                   22.3619(17)
_cell_measurement_temperature    100.0(2)
_cell_volume                     5453.7(8)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100.0(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.998
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0534
_diffrn_reflns_av_unetI/netI     0.035
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            35205
_diffrn_reflns_theta_full        25
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.82
_exptl_absorpt_coefficient_mu    0.12
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.492
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             2528
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.057
_refine_diff_density_min         -0.436
_refine_diff_density_rms         0.155
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.066
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     399
_refine_ls_number_reflns         4798
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.1143
_refine_ls_R_factor_gt           0.0861
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1796P)^2^+6.1083P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2236
_refine_ls_wR_factor_ref         0.265
_reflns_number_gt                3505
_reflns_number_total             4798
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg201005y_si_005.cif
_cod_data_source_block           d1
_cod_database_code               4502866