Mechanistic insights into boron-catalysed direct amidation reactions.
Arkhipenko, Sergey; Sabatini, Marco T.; Batsanov, Andrei S.; Karaluka, Valerija; Sheppard, Tom D.; Rzepa, Henry S.; Whiting, Andrew; Chemical science 9 (2018) 1058–1072; doi:10.1039/c7sc03595k

data_1548568
_publ_section_title
;
 Mechanistic insights into boron-catalysed direct amidation reactions.
;
_journal_issue                   4
_journal_name_full               'Chemical science'
_journal_page_first              1058
_journal_page_last               1072
_journal_paper_doi               10.1039/c7sc03595k
_journal_volume                  9
_journal_year                    2018
_chemical_formula_moiety         'C29 H24 B F6 N O2'
_chemical_formula_sum            'C29 H24 B F6 N O2'
_chemical_formula_weight         543.30
_chemical_melting_point          435.7(5)
_chemical_name_systematic
' Bis(3,4,5-trifluorophenyl)-borinic acid benzylamine-4'-phenylbutanoate '
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2014-11-27
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2014.11.25 svn.r3098 for OlexSys, GUI svn.r4951)
;
_audit_update_record
;
2017-07-17 deposited with the CCDC.
2018-01-02 downloaded from the CCDC.
;
_cell_angle_alpha                103.8183(8)
_cell_angle_beta                 98.0649(10)
_cell_angle_gamma                96.9376(9)
_cell_formula_units_Z            4
_cell_length_a                   10.0140(3)
_cell_length_b                   11.7859(4)
_cell_length_c                   23.0748(7)
_cell_measurement_reflns_used    9993
_cell_measurement_temperature    120
_cell_measurement_theta_max      75.22
_cell_measurement_theta_min      3.90
_cell_volume                     2584.47(14)
_computing_cell_refinement       'APEX2 v.2013.4_1 (Bruker, 2013)'
_computing_data_collection       'APEX2 v.2013.4_1 (Bruker, 2013)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement
'SHELXL 2014/7 multi-CPU version (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      120
_diffrn_detector_type            'Bruker PHOTON 100 CMOS'
_diffrn_measured_fraction_theta_full 0.945
_diffrn_measured_fraction_theta_max 0.945
_diffrn_measurement_device       '3-circle area detector diffractometer'
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  'focusing mirrors'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0574
_diffrn_reflns_av_unetI/netI     0.0656
_diffrn_reflns_Laue_measured_fraction_full 0.945
_diffrn_reflns_Laue_measured_fraction_max 0.945
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            21248
_diffrn_reflns_point_group_measured_fraction_full 0.945
_diffrn_reflns_point_group_measured_fraction_max 0.945
_diffrn_reflns_theta_full        65.997
_diffrn_reflns_theta_max         65.997
_diffrn_reflns_theta_min         3.905
_diffrn_source                   'ImuS microsource'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.996
_exptl_absorpt_correction_T_max  0.8688
_exptl_absorpt_correction_T_min  0.7120
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2009/1 (Bruker,2010) was used for absorption correction.
wR2(int) was 0.1135 before and 0.0890 after correction.
The Ratio of minimum to maximum transmission is 0.8195.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.396
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1120
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent: Et2O'
_exptl_crystal_size_max          0.226
_exptl_crystal_size_mid          0.207
_exptl_crystal_size_min          0.145
_refine_diff_density_max         0.388
_refine_diff_density_min         -0.259
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     719
_refine_ls_number_reflns         8496
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0608
_refine_ls_R_factor_gt           0.0579
_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^)+(0.1070P)^2^+0.4700P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1578
_refine_ls_wR_factor_ref         0.1626
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7740
_reflns_number_total             8496
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7sc03595k2.cif
_cod_data_source_block           5a_14srv256
_cod_depositor_comments
;
The following automatic conversions were performed:

'_diffrn_radiation_probe' value 'X-ray' changed to 'x-ray' according
to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 1548566--1548579.cif.
;
_cod_database_code               1548568
_shelx_estimated_absorpt_t_max   0.869
_shelx_estimated_absorpt_t_min   0.806
_computing.bruker_data_scaling   'SADABS V2012/1 (Bruker AXS Inc.)'
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B), C3(H3A,H3B), C4(H4A,H4B), C23(H23A,H23B), C2'(H2A',H2B'),
 C3'(H3A',H3B'), C4'(H4A',H4B'), C23'(H1,H2)
2.b Aromatic/amide H refined with riding coordinates:
 C6(H6), C7(H7), C8(H8), C9(H9), C10(H10), C12(H12), C16(H16), C18(H18),
 C22(H22), C25(H25), C26(H26), C27(H27), C28(H28), C29(H29), C6'(H6'), C7'(H7'),
  C8'(H8'), C9'(H9'), C10'(H10'), C12'(H12'), C16'(H16'), C18'(H18'),
 C22'(H22'), C25'(H25'), C26'(H26'), C27'(H27'), C28'(H28'), C29'(H29')
;
_shelx_shelxl_version_number     2014/7
_olex2_diffrn_ambient_temperature_device 'Oxford Cryosystems'
_olex2_submission_special_instructions 'No special instructions were received'