Efficient synthesis of dipeptide analogues of α-fluorinated β-aminophosphonates.
Kaźmierczak, Marcin; Koroniak, Henryk; Beilstein journal of organic chemistry 16 (2020) 756–762; doi:10.3762/bjoc.16.69

data_4038270
_publ_contact_author
;
Maciej Kubicki   
Faculty of Chemistry 
Adam Mickiewicz University
Grunwaldzka 6              
60-780 Pozna\'n   
Poland             
;
_publ_section_title
;
 Efficient synthesis of dipeptide analogues of \a-fluorinated
 \b-aminophosphonates.
;
_journal_name_full               'Beilstein journal of organic chemistry'
_journal_page_first              756
_journal_page_last               762
_journal_paper_doi               10.3762/bjoc.16.69
_journal_volume                  16
_journal_year                    2020
_chemical_absolute_configuration rmad
_chemical_formula_moiety         'C10 H24 F N O3 P, C2 H O4, D2 O'
_chemical_formula_sum            'C12 H25 D2 F N O8 P'
_chemical_formula_weight         365.33
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.34660(18)
_cell_length_b                   12.0072(3)
_cell_length_c                   24.5409(7)
_cell_measurement_reflns_used    4300
_cell_measurement_temperature    100(1)
_cell_measurement_theta_max      26.6260
_cell_measurement_theta_min      3.3890
_cell_volume                     1870.14(9)
_computing_cell_refinement       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_molecular_graphics    'Mercury (MacRae et al., 2009)'
_computing_publication_material  'SHELXL-2013 (Sheldrick, 2015)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT-2013 (Sheldrick, 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      100(1)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.2413
_diffrn_detector_type            Eos
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.944
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Eos'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0243
_diffrn_reflns_av_unetI/netI     0.0434
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.944
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            10638
_diffrn_reflns_point_group_measured_fraction_full 0.986
_diffrn_reflns_point_group_measured_fraction_max 0.910
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         26.913
_diffrn_reflns_theta_min         3.316
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.192
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.92955
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.53 (Rigaku Oxford Diffraction, 2019)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.298
_exptl_crystal_description       prism
_exptl_crystal_F_000             776
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.246
_refine_diff_density_min         -0.294
_refine_diff_density_rms         0.046
_refine_ls_abs_structure_details
;
 Flack x determined using 1163 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.04(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         3680
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0484
_refine_ls_R_factor_gt           0.0406
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0266P)^2^+0.4747P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0727
_refine_ls_wR_factor_ref         0.0753
_reflns_Friedel_coverage         0.664
_reflns_Friedel_fraction_full    0.969
_reflns_Friedel_fraction_max     0.865
_reflns_number_gt                3313
_reflns_number_total             3680
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            1860-5397-16-69-S2.cif
_cod_data_source_block           13c
_cod_depositor_comments          'Adding full bibliography for 4038270.cif.'
_cod_database_code               4038270
_shelx_shelxl_version_number     2014/7
_shelx_res_checksum              55861
_shelx_hkl_checksum              75090