Borane promoted aryl transfer reaction for the synthesis of α-aryl functionalised β-hydroxy and β-keto esters
Kaehler, Tanja; Lorenz, Jonas; Ould, Darren; Engl, Dorothea; Santi, Micol; Gierlichs, Lukas; Wirth, Thomas; Melen, Rebecca; Organic & Biomolecular Chemistry  (2022) –; doi:10.1039/D2OB00643J

data_7158684
_publ_section_title
;
 Borane promoted aryl transfer reaction for the synthesis of \a-aryl
 functionalised \b-hydroxy and \b-keto esters
;
_journal_name_full               'Organic &amp; Biomolecular Chemistry'
_journal_paper_doi               10.1039/D2OB00643J
_journal_year                    2022
_chemical_formula_moiety         'C19 H14 F8 O3'
_chemical_formula_sum            'C19 H14 F8 O3'
_chemical_formula_weight         442.30
_chemical_name_systematic
'ethyl (2S,3R)-3-hydroxy-2-methyl-2-(perfluorophenyl)-3-(4-(trifluoromethyl)phenyl)propanoate'
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-02-24 deposited with the CCDC.	2022-05-09 downloaded from the CCDC.
;
_cell_angle_alpha                71.015(7)
_cell_angle_beta                 74.269(5)
_cell_angle_gamma                66.462(7)
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_cell_length_b                   10.4243(9)
_cell_length_c                   10.9360(7)
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_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      28.9710
_cell_measurement_theta_min      3.9240
_cell_volume                     921.66(12)
_computing_cell_refinement       'CrysAlisPro 1.171.41.112a (Rigaku OD, 2021)'
_computing_data_collection       'CrysAlisPro 1.171.41.112a (Rigaku OD, 2021)'
_computing_data_reduction        'CrysAlisPro 1.171.41.112a (Rigaku OD, 2021)'
_computing_molecular_graphics    'XSHELL and shelxle'
_computing_publication_material  'XCIF and publCIF'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
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_diffrn_ambient_temperature      180(2)
_diffrn_detector_area_resol_mean 10.5082
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0217
_diffrn_reflns_av_unetI/netI     0.0338
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            6540
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        24.711
_diffrn_reflns_theta_max         24.711
_diffrn_reflns_theta_min         3.314
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.160
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.826
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.112a (Rigaku Oxford Diffraction, 2021)
Numerical absorption correction based on gaussian integration over
a multifaceted crystal model
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.594
_exptl_crystal_description       block
_exptl_crystal_F_000             448
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: DCM/Pentane'
_exptl_crystal_size_max          0.442
_exptl_crystal_size_mid          0.227
_exptl_crystal_size_min          0.137
_refine_diff_density_max         0.182
_refine_diff_density_min         -0.214
_refine_diff_density_rms         0.040
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     304
_refine_ls_number_reflns         3144
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0503
_refine_ls_R_factor_gt           0.0379
_refine_ls_shift/su_max          0.045
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0437P)^2^+0.1345P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0881
_refine_ls_wR_factor_ref         0.0967
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2529
_reflns_number_total             3144
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2ob00643j2.cif
_cod_data_source_block           RM2204_auto
_cod_original_cell_volume        921.67(13)
_cod_database_code               7158684
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.933
_shelx_estimated_absorpt_t_max   0.978
_shelx_res_checksum              21622
_publcif_funding_html
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;