Co-Crystals and Co-Crystal Hydrates of the Antibiotic Nitrofurantoin: Structural Studies and Physicochemical Properties
Vangala, Venu R.; Chow, Pui Shan; Tan, Reginald B. H.; Crystal Growth & Design 12 (2012) 5925–; doi:10.1021/cg300887p

data_4506800
_publ_section_title
;
 Co-Crystals and Co-Crystal Hydrates of the Antibiotic Nitrofurantoin:
 Structural Studies and Physicochemical Properties
;
_journal_issue                   12
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              5925
_journal_paper_doi               10.1021/cg300887p
_journal_volume                  12
_journal_year                    2012
_chemical_formula_moiety         'C8 H6 N4 O5, C7 H7 N O2, C7 H7 N O2'
_chemical_formula_sum            'C22 H20 N6 O9'
_chemical_formula_weight         512.44
_chemical_name_common
;
 1:2 Cocrystal of nitrofurantoin and 4-hydroxybenzamide
;
_chemical_name_systematic
;
 1:2 Cocrystal of nitrofurantoin and 4-hydroxybenzamide
;
_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                 93.260(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.810(2)
_cell_length_b                   15.644(5)
_cell_length_c                   21.120(7)
_cell_measurement_reflns_used    3480
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      2.60
_cell_measurement_theta_min      23.59
_cell_volume                     2246.4(12)
_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 0.984
_diffrn_measured_fraction_theta_max 0.984
_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  0.1190
_diffrn_reflns_av_sigmaI/netI    0.0685
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            31599
_diffrn_reflns_theta_full        24.49
_diffrn_reflns_theta_max         24.49
_diffrn_reflns_theta_min         1.62
_exptl_absorpt_coefficient_mu    0.120
_exptl_absorpt_correction_T_max  0.9869
_exptl_absorpt_correction_T_min  0.9763
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'multi-scan absorption correction'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.515
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1064
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.555
_refine_diff_density_min         -0.535
_refine_diff_density_rms         0.122
_refine_ls_extinction_coef       0.0014(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.146
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     341
_refine_ls_number_reflns         3668
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.146
_refine_ls_R_factor_all          0.1498
_refine_ls_R_factor_gt           0.1147
_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^)+(0.0603P)^2^+27.7903P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2619
_refine_ls_wR_factor_ref         0.2796
_reflns_number_gt                2624
_reflns_number_total             3668
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg300887p_si_001.cif
_cod_data_source_block           NF-4-hydroxybenzamide(1:2)
_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               4506800