Metal-Ligand Cooperation Facilitates Bond Activation and Catalytic Hydrogenation with Zinc Pincer Complexes.
Rauch, Michael; Kar, Sayan; Kumar, Amit; Avram, Liat; Shimon, Linda J. W.; Milstein, David; Journal of the American Chemical Society  (2020) –; doi:10.1021/jacs.0c05500

data_4135156
_publ_section_title
;
 Metal-Ligand Cooperation Facilitates Bond Activation and Catalytic
 Hydrogenation with Zinc Pincer Complexes.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_paper_doi               10.1021/jacs.0c05500
_journal_year                    2020
_chemical_formula_moiety         'C24 H45 N P2 Zn'
_chemical_formula_sum            'C24 H45 N P2 Zn'
_chemical_formula_weight         474.92
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2016/4
_cell_angle_alpha                90
_cell_angle_beta                 113.0550(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.78470(10)
_cell_length_b                   15.04350(10)
_cell_length_c                   14.6470(2)
_cell_measurement_reflns_used    21182
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      79.8180
_cell_measurement_theta_min      6.1540
_cell_volume                     2592.01(5)
_computing_cell_refinement       'CrysAlisPro 1.171.40.60a (Rigaku OD, 2019)'
_computing_data_collection       'CrysAlisPro 1.171.40.60a (Rigaku OD, 2019)'
_computing_data_reduction        'CrysAlisPro 1.171.40.60a (Rigaku OD, 2019)'
_computing_molecular_graphics    'Olex2 (Dolomanov 2016)'
_computing_publication_material  'SHELXL-2016/4 (Sheldrick, 2016)'
_computing_structure_refinement  'SHELXL-2016/4 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT-2016/4 (Sheldrick, 2016)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type
'Rigaku XtaLAB AFC12 (RINC): Kappa dual home/near'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_unetI/netI     0.0121
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            11298
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         80.224
_diffrn_reflns_theta_min         3.758
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    2.532
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.49872
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.60a (Rigaku Oxford Diffraction, 2019)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow-orange
_exptl_crystal_density_diffrn    1.217
_exptl_crystal_description       plate
_exptl_crystal_F_000             1024
_exptl_crystal_size_max          0.147
_exptl_crystal_size_mid          0.046
_exptl_crystal_size_min          0.010
_refine_diff_density_max         0.399
_refine_diff_density_min         -0.762
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.127
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     267
_refine_ls_number_reflns         11298
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.127
_refine_ls_R_factor_all          0.0402
_refine_ls_R_factor_gt           0.0388
_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^)+(0.0820P)^2^+0.3916P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1148
_refine_ls_wR_factor_ref         0.1159
_reflns_Friedel_coverage         0.000
_reflns_number_gt                10553
_reflns_number_total             11298
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja0c05500_si_002.cif
_cod_data_source_block           complex1
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4135156
_shelx_shelxl_version_number     2016/4
_shelx_estimated_absorpt_t_min   0.707
_shelx_estimated_absorpt_t_max   0.975
_oxdiff_exptl_absorpt_empirical_full_min 0.424
_oxdiff_exptl_absorpt_empirical_full_max 3.349
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_shelx_res_checksum              58450
_shelx_hkl_checksum              39090