Stereoselective alkoxycarbonylation of unactivated C(sp3)-H bonds with alkyl chloroformates via Pd(II)/Pd(IV) catalysis
Gang Liao; Xue-Song Yin; Kai Chen; Qi Zhang; Shuo-Qing Zhang; Bing-Feng Shi; Nature Communications 7 (2016) 12901–; doi:10.1038/ncomms12901

data_1548366
_publ_section_title
;
 Stereoselective alkoxycarbonylation of unactivated C(sp3)-H bonds with
 alkyl chloroformates via Pd(II)/Pd(IV) catalysis
;
_journal_name_full               'Nature Communications'
_journal_page_first              12901
_journal_paper_doi               10.1038/ncomms12901
_journal_volume                  7
_journal_year                    2016
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C28 H21 N3 O5'
_chemical_formula_sum            'C28 H21 N3 O5'
_chemical_formula_weight         479.48
_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'
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.6735(5)
_cell_length_b                   14.4087(11)
_cell_length_c                   21.653(2)
_cell_measurement_reflns_used    2643
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.3868
_cell_measurement_theta_min      2.8106
_cell_volume                     2394.1(3)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
;
_computing_data_collection
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CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
;
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      293.15
_diffrn_detector_area_resol_mean 10.3592
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini ultra'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_UB_11      0.0142571000
_diffrn_orient_matrix_UB_12      -0.0478944000
_diffrn_orient_matrix_UB_13      -0.0056319000
_diffrn_orient_matrix_UB_21      0.0053605000
_diffrn_orient_matrix_UB_22      0.0089983000
_diffrn_orient_matrix_UB_23      -0.0321445000
_diffrn_orient_matrix_UB_31      0.0911944000
_diffrn_orient_matrix_UB_32      0.0069460000
_diffrn_orient_matrix_UB_33      0.0027711000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0454
_diffrn_reflns_av_unetI/netI     0.0268
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            15664
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         2.82
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.093
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.94874
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.330
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1000
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.26
_refine_diff_density_max         0.115
_refine_diff_density_min         -0.133
_refine_diff_density_rms         0.028
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -2.9(16)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     326
_refine_ls_number_reflns         2509
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0558
_refine_ls_R_factor_gt           0.0400
_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^)+(0.0523P)^2^+0.1592P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0937
_refine_ls_wR_factor_ref         0.1024
_reflns_number_gt                1998
_reflns_number_total             2509
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ncomms12901-s4.cif
_cod_data_source_block           150609_lg3_143_5
_cod_original_cell_volume        2394.0(4)
_cod_database_code               1548366
_chemical_oxdiff_formula         'c10 h10 N2 O2'
_reflns_odcompleteness_completeness 99.65
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C9(H9), C10(H10)
2.b Aromatic/amide H refined with riding coordinates:
 N2(H2), C2(H2A), C3(H3), C4(H4), C5(H5), C14(H14), C15(H15), C16(H16),
 C17(H17), C18(H18), C21(H21), C22(H22), C23(H23), C26(H26), C27(H27), C28(H28)
2.c Idealised Me refined as rotating group:
 C12(H12A,H12B,H12C)
;