One hydrogen bond does not a separation make, or does it? Resolution of amines by diacetoneketogulonic acid
Nikoletta B. Bathori; Luigi R. Nassimbeni; Jacco van de Streek; Chem.Commun. 51 (2015) 5664–; doi:10.1039/C5cc00440C

data_7116815
_publ_section_title
;
 One hydrogen bond does not a separation make, or does it? Resolution of
 amines by diacetoneketogulonic acid
;
_journal_name_full               Chem.Commun.
_journal_page_first              5664
_journal_paper_doi               10.1039/C5cc00440C
_journal_volume                  51
_journal_year                    2015
_chemical_absolute_configuration rm
_chemical_formula_sum            'C24 H31 N O7'
_chemical_formula_weight         445.50
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2013-07-16 deposited with the CCDC.
2015-02-17 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.6206(4)
_cell_length_b                   11.4755(9)
_cell_length_c                   26.5274(16)
_cell_measurement_reflns_used    4679
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.31
_cell_measurement_theta_min      2.35
_cell_volume                     2319.8(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0389
_diffrn_reflns_av_sigmaI/netI    0.0499
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -4
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            8259
_diffrn_reflns_theta_full        26.31
_diffrn_reflns_theta_max         26.31
_diffrn_reflns_theta_min         2.35
_exptl_absorpt_coefficient_mu    0.094
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.276
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             952
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.33
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.285
_refine_diff_density_min         -0.320
_refine_diff_density_rms         0.036
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_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   1.023
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     298
_refine_ls_number_reflns         4679
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.080
_refine_ls_R_factor_all          0.0395
_refine_ls_R_factor_gt           0.0365
_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^)+(0.0464P)^2^+0.4082P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0941
_refine_ls_wR_factor_ref         0.0968
_reflns_number_gt                4396
_reflns_number_total             4679
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5cc00440c2.cif
_cod_data_source_block           rnea
_cod_original_sg_symbol_H-M      P212121
_cod_database_code               7116815