Two single-enantiomer amidophosphoesters: a database study on the chirality of (O)~2~P(O)(N)-based structures
Sabbaghi, Fahimeh; Pourayoubi, Mehrdad; Nečas, Marek; Damodaran, Krishnan; Acta Crystallographica Section C 75 (2019) 77–84; doi:10.1107/S205322961801673X

data_2021471
_publ_section_title
;
 Two single-enantiomer amidophosphoesters: a database study on the
 chirality of (O)~2~P(O)(N)-based structures
;
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              77
_journal_page_last               84
_journal_paper_doi               10.1107/S205322961801673X
_journal_volume                  75
_journal_year                    2019
_chemical_absolute_configuration ad
_chemical_formula_iupac          'C20 H20 N O3 P'
_chemical_formula_moiety         'C20 H20 N O3 P'
_chemical_formula_sum            'C20 H20 N O3 P'
_chemical_formula_weight         353.34
_chemical_name_systematic
;
Diphenyl [<i>R</i>-(+)-\a-methylbenzylamido]phosphate
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_cell_angle_alpha                90
_cell_angle_beta                 113.623(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   11.3449(2)
_cell_length_b                   7.35270(10)
_cell_length_c                   11.8641(3)
_cell_measurement_reflns_used    13845
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      29.6790
_cell_measurement_theta_min      3.4120
_cell_volume                     906.72(4)
_computing_cell_refinement
;
CrysAlis PRO (Rigaku OD, 2015)
;
_computing_data_collection
;
Rigaku CrystalClear-SM Expert 2.1 b32 (Rigaku, 2014)
MSCServDetCCD = {5.7.3.4}
;
_computing_data_reduction
;
CrysAlis PRO (Rigaku OD, 2015)
;
_computing_molecular_graphics
;
Mercury (Macrae <i>et al</i>., 2008)
;
_computing_publication_material
;
enCIFer (Allen, <i>et al</i>., 2004
;
_computing_structure_refinement
;
SHELXL2018 (Sheldrick, 2015<i>b</i>)
;
_computing_structure_solution
;
SHELXT2014 (Sheldrick, 2015<i>a</i>)
;
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'AFC11 (Right): Eulerian 3 circle CCD'
_diffrn_measurement_method       'Profile data from \w-scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0295
_diffrn_reflns_av_unetI/netI     0.0181
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            16344
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.349
_diffrn_reflns_theta_min         3.209
_diffrn_source                   'Rotating Anode MicroMax-007HF DW 1.2 kW'
_exptl_absorpt_coefficient_mu    0.170
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.83842
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(CrysAlis PRO; Rigaku OD, 2015)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.294
_exptl_crystal_description       block
_exptl_crystal_F_000             372
_exptl_crystal_size_max          0.150
_exptl_crystal_size_mid          0.050
_exptl_crystal_size_min          0.050
_refine_diff_density_max         0.161
_refine_diff_density_min         -0.230
_refine_ls_abs_structure_details
;
Flack <i>x</i> determined using 1454 quotients [(I+)-(I-)]/[(I+)+(I-)]
(Parsons <i>et al.</i>,  2013)
;
_refine_ls_abs_structure_Flack   -0.01(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.068
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     230
_refine_ls_number_reflns         3322
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.0244
_refine_ls_R_factor_gt           0.0235
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0363P)^2^+0.1116P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0605
_refine_ls_wR_factor_ref         0.0612
_reflns_number_gt                3245
_reflns_number_total             3322
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ky3152sup1.cif
_cod_data_source_block           I
_cod_database_code               2021471
_cod_database_fobs_code          2021471
_shelx_estimated_absorpt_t_min   0.975
_shelx_estimated_absorpt_t_max   0.992
_shelx_hkl_checksum              9351
_shelx_res_checksum              76725