Di-Palladium Complexes are Active Catalysts for Mono-N-Protected Amino Acid-Accelerated Enantioselective C‒H Functionalization
Gair, Joseph J.; Haines, Brandon E.; Filatov, Alexander S.; Musaev, Djamaladdin G.; Lewis, Jared C.; ACS Catalysis  (2019) 11386–; doi:10.1021/acscatal.9b03887

data_4516218
_publ_section_title
;
 Di-Palladium Complexes are Active Catalysts for Mono-N-Protected Amino
 Acid-Accelerated Enantioselective C--H Functionalization
;
_journal_name_full               'ACS Catalysis'
_journal_page_first              11386
_journal_paper_doi               10.1021/acscatal.9b03887
_journal_year                    2019
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C46 H60 N4 O6 Pd2'
_chemical_formula_sum            'C46 H60 N4 O6 Pd2'
_chemical_formula_weight         977.78
_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   geom
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_date             2018-03-16
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.4493(5)
_cell_length_b                   19.4338(12)
_cell_length_c                   25.5923(15)
_cell_measurement_reflns_used    9973
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      14.47
_cell_measurement_theta_min      2.30
_cell_volume                     4699.7(5)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_collection       'APEX3 v.2015.9-0 (Bruker AXS Inc., 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'Pilatus1M(CdTe) pixel array detector'
_diffrn_detector_area_resol_mean 30
_diffrn_detector_type            'CMOS pixel array detector'
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.961
_diffrn_measurement_device_type  'three-circle diffractometer'
_diffrn_measurement_method       '\f scans'
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.41328
_diffrn_reflns_av_R_equivalents  0.0654
_diffrn_reflns_av_unetI/netI     0.0305
_diffrn_reflns_Laue_measured_fraction_full 0.970
_diffrn_reflns_Laue_measured_fraction_max 0.961
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            102115
_diffrn_reflns_point_group_measured_fraction_full 0.976
_diffrn_reflns_point_group_measured_fraction_max 0.966
_diffrn_reflns_theta_full        14.357
_diffrn_reflns_theta_max         14.526
_diffrn_reflns_theta_min         1.108
_diffrn_source                   synchrotron
_diffrn_source_type
'Insertion Device, Station 15 ID-B, APS, Argonne Nat'l Lab'
_exptl_absorpt_coefficient_mu    1.073
_exptl_absorpt_correction_T_max  0.7438
_exptl_absorpt_correction_T_min  0.7048
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0752 before and 0.0653 after correction. 
The Ratio of minimum to maximum transmission is 0.9476. 
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.382
_exptl_crystal_description       block
_exptl_crystal_F_000             2016
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.897
_refine_diff_density_min         -0.823
_refine_diff_density_rms         0.076
_refine_ls_abs_structure_details
;
 Flack x determined using 3358 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.014(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.119
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     537
_refine_ls_number_reflns         8506
_refine_ls_number_restraints     27
_refine_ls_restrained_S_all      1.118
_refine_ls_R_factor_all          0.0318
_refine_ls_R_factor_gt           0.0283
_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^)+(0.0237P)^2^+5.1516P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0653
_refine_ls_wR_factor_ref         0.0664
_reflns_Friedel_coverage         0.799
_reflns_Friedel_fraction_full    0.983
_reflns_Friedel_fraction_max     0.972
_reflns_number_gt                7946
_reflns_number_total             8506
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs9b03887_si_002.cif
_cod_data_source_block           05_PdLeu2
_cod_database_code               4516218
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.900
_shelx_estimated_absorpt_t_min   0.900
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Uiso/Uaniso restraints and constraints
Uanis(O5A) = Uanis(O5)
3. Rigid body (RIGU) restrains
 O5, C37, O5A, C38, N3
 with sigma for 1-2 distances of 0.004 and sigma for 1-3 distances of 0.004
4. Others
 Sof(O5A)=1-FVAR(1)
 Sof(O5)=FVAR(1)
5.a Ternary CH refined with riding coordinates:
 C7(H7), C22(H22), C32(H32), C34(H34), C40(H40), C44(H44)
5.b Secondary CH2 refined with riding coordinates:
 C33(H33A,H33B), C43(H43A,H43B)
5.c Aromatic/amide H refined with riding coordinates:
 N3(H3), N4(H4), C1(H1), C2(H2), C3(H3A), C4(H4A), C5(H5), C9(H9), C10(H10),
 C11(H11), C12(H12), C17(H17), C18(H18), C19(H19), C20(H20), C24(H24), C25(H25),
  C26(H26), C27(H27), C28(H28)
5.d Idealised Me refined as rotating group:
 C14(H14A,H14B,H14C), C15(H15A,H15B,H15C), C29(H29A,H29B,H29C), C30(H30A,H30B,
 H30C), C35(H35A,H35B,H35C), C36(H36A,H36B,H36C), C38(H38A,H38B,H38C), C42(H42A,
 H42B,H42C), C45(H45A,H45B,H45C), C46(H46A,H46B,H46C)
;
_shelx_res_checksum              49388
_shelx_hkl_checksum              70277
_olex2_submission_special_instructions 'No special instructions were received'