Structural landscape of the 1 : 1 benzoic acid : isonicotinamide cocrystal
Ritesh Dubey; Gautam R. Desiraju; Chem.Commun. 50 (2014) 1181–; doi:10.1039/c3cc47955b

data_7111806
_publ_section_title
;
 Structural landscape of the 1 : 1 benzoic acid : isonicotinamide
 cocrystal
;
_journal_name_full               Chem.Commun.
_journal_page_first              1181
_journal_paper_doi               10.1039/c3cc47955b
_journal_volume                  50
_journal_year                    2014
_chemical_formula_sum            'C13 H12 F2 N2 O4'
_chemical_formula_weight         298.25
_space_group_IT_number           7
_symmetry_space_group_name_Hall  'P -2yc'
_symmetry_space_group_name_H-M   'P 1 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                 93.614(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   3.7357(5)
_cell_length_b                   15.625(2)
_cell_length_c                   10.9260(14)
_cell_measurement_temperature    150(2)
_cell_volume                     636.49(14)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0312
_diffrn_reflns_av_sigmaI/netI    0.0223
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            6570
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.21
_exptl_absorpt_coefficient_mu    0.135
_exptl_absorpt_correction_T_max  0.9840
_exptl_absorpt_correction_T_min  0.9671
_exptl_crystal_density_diffrn    1.556
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             308
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.262
_refine_diff_density_min         -0.207
_refine_diff_density_rms         0.040
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.3(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     238
_refine_ls_number_reflns         1465
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.082
_refine_ls_R_factor_all          0.0334
_refine_ls_R_factor_gt           0.0307
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0432P)^2^+0.0995P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0740
_refine_ls_wR_factor_ref         0.0752
_reflns_number_gt                1368
_reflns_number_total             1465
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3cc47955b.txt
_cod_data_source_block           shelxl
_cod_original_cell_volume        636.47(15)
_cod_database_code               7111806