Synthon preferences in cocrystals of cis-carboxamides:carboxylic acids
Moragues-Bartolome, Alaina M.; Jones, William; Cruz-Cabeza, Aurora J.; CrystEngComm 14 (2012) 2552–; doi:10.1039/c2ce06241k

data_7207534
_publ_section_title
;
 Synthon preferences in cocrystals of cis-carboxamides:carboxylic acids
;
_journal_issue                   7
_journal_name_full               CrystEngComm
_journal_page_first              2552
_journal_paper_doi               10.1039/c2ce06241k
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C7 H4 N2 O6, C4 H7 N O'
_chemical_formula_sum            'C11 H11 N3 O7'
_chemical_formula_weight         297.23
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 90.489(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.4528(5)
_cell_length_b                   6.3801(3)
_cell_length_c                   17.643(1)
_cell_measurement_reflns_used    13810
_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      20.82
_cell_measurement_theta_min      1.02
_cell_volume                     1289.13(11)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius B.V. 1998)'
_computing_data_reduction
;
HKL Denzo and Scalepack (Otwinowski & Minor 1997)
;
_computing_publication_material  'SHELXL-97 (Sheldrick 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick 1997)'
_computing_structure_solution    'SIR-92 (Altomare et al. 1994)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       'Thin slice \w and \f scans'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0562
_diffrn_reflns_av_sigmaI/netI    0.0365
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            7418
_diffrn_reflns_theta_full        20.77
_diffrn_reflns_theta_max         20.77
_diffrn_reflns_theta_min         3.56
_exptl_absorpt_coefficient_mu    0.130
_exptl_absorpt_correction_T_max  0.998
_exptl_absorpt_correction_T_min  0.760
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements
Sortav (Blessing 1995)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.531
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             616
_exptl_crystal_size_max          0.46
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.297
_refine_diff_density_min         -0.188
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.071
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     196
_refine_ls_number_reflns         1330
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.071
_refine_ls_R_factor_all          0.0496
_refine_ls_R_factor_gt           0.0384
_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^)+(0.0535P)^2^+0.3401P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0934
_refine_ls_wR_factor_ref         0.1007
_reflns_number_gt                1094
_reflns_number_total             1330
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce06241k.txt
_cod_data_source_block           1k
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7207534