Dynamic π-Bonding of Imidazolyl Substituent in a Formally 16-Electron Cp*Ru(κ2-P,N)+ Catalyst Allows Dramatic Rate Increases in (E)-Selective Monoisomerization of Alkenes
Paulson, Erik R.; Moore, Curtis E.; Rheingold, Arnold L.; Pullman, David P.; Sindewald, Ryan W.; Cooksy, Andrew L.; Grotjahn, Douglas B.; ACS Catalysis 9 (2019) 7217–; doi:10.1021/acscatal.8b04345

data_4514660
_publ_section_title
;
 Dynamic \p-Bonding of Imidazolyl Substituent in a Formally 16-Electron
 Cp*Ru(\k2-P,N)+ Catalyst Allows Dramatic Rate Increases in (E)-Selective
 Monoisomerization of Alkenes
;
_journal_issue                   8
_journal_name_full               'ACS Catalysis'
_journal_page_first              7217
_journal_paper_doi               10.1021/acscatal.8b04345
_journal_volume                  9
_journal_year                    2019
_chemical_formula_sum            'C24 H42 F6 N2 P2 Ru'
_chemical_formula_weight         635.60
_chemical_name_common            ep371-3
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   22.7385(8)
_cell_length_b                   13.1551(5)
_cell_length_c                   9.5634(3)
_cell_measurement_reflns_used    8064
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.34
_cell_measurement_theta_min      2.37
_cell_volume                     2860.67(17)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0460
_diffrn_reflns_av_unetI/netI     0.0583
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            16668
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         28.342
_diffrn_reflns_theta_min         2.368
_exptl_absorpt_coefficient_mu    0.715
_exptl_absorpt_correction_T_max  0.951
_exptl_absorpt_correction_T_min  0.850
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.476
_exptl_crystal_description       blade
_exptl_crystal_F_000             1312
_exptl_crystal_size_max          0.280
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.080
_refine_diff_density_max         1.662
_refine_diff_density_min         -2.039
_refine_diff_density_rms         0.173
_refine_ls_abs_structure_details
; 
 Refined as an inversion twin. 
;
_refine_ls_abs_structure_Flack   0.56(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.218
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     324
_refine_ls_number_reflns         6841
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.218
_refine_ls_R_factor_all          0.0702
_refine_ls_R_factor_gt           0.0675
_refine_ls_shift/su_max          0.013
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0406P)^2^+22.2260P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1755
_refine_ls_wR_factor_ref         0.1768
_reflns_Friedel_coverage         0.892
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.998
_reflns_number_gt                6450
_reflns_number_total             6841
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs8b04345_si_004.cif
_cod_data_source_block           Complex5
_cod_database_code               4514660
_shelx_estimated_absorpt_t_min   0.825
_shelx_estimated_absorpt_t_max   0.945
_shelxl_version_number           2013-3
_shelx_res_checksum              59401
_shelx_hkl_checksum              59813