Latent, Yet Highly Active Photoswitchable Olefin Metathesis Precatalysts Bearing Cyclic Alkyl Amino Carbene (CAAC)/Phosphite Ligands
Eivgi, Or; Vaisman, Anna; Lemcoff, N. Gabriel; ACS Catalysis  (2020) 703–709; doi:10.1021/acscatal.0c04909

data_4518385
_publ_section_title
;
 Latent, Yet Highly Active Photoswitchable Olefin Metathesis Precatalysts
 Bearing Cyclic Alkyl Amino Carbene (CAAC)/Phosphite Ligands
;
_journal_name_full               'ACS Catalysis'
_journal_page_first              703
_journal_page_last               709
_journal_paper_doi               10.1021/acscatal.0c04909
_journal_year                    2020
_chemical_formula_moiety         'C59 H60 Cl2 N O3 P Ru'
_chemical_formula_sum            'C59 H60 Cl2 N O3 P Ru'
_chemical_formula_weight         1034.02
_chemical_name_common            'Keinan168b (Ofer Reany)'
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 101.619(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.6005(15)
_cell_length_b                   18.784(2)
_cell_length_c                   21.757(2)
_cell_measurement_reflns_used    6877
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      25.130
_cell_measurement_theta_min      1.445
_cell_volume                     5044.1(9)
_computing_cell_refinement       'APEX2 v2010.7-0 (Bruker AXS)'
_computing_data_collection       'Bruker Instrument Service v2010.7.0.0'
_computing_data_reduction        'SAINT V7.68A (Bruker AXS, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector_area_resol_mean 95
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'APEX2 (Bruker AXS)'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1128
_diffrn_reflns_av_unetI/netI     0.2153
_diffrn_reflns_Laue_measured_fraction_full 0.985
_diffrn_reflns_Laue_measured_fraction_max 0.985
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            26089
_diffrn_reflns_point_group_measured_fraction_full 0.985
_diffrn_reflns_point_group_measured_fraction_max 0.985
_diffrn_reflns_theta_full        25.130
_diffrn_reflns_theta_max         25.130
_diffrn_reflns_theta_min         1.445
_exptl_absorpt_coefficient_mu    0.495
_exptl_absorpt_correction_T_max  0.951
_exptl_absorpt_correction_T_min  0.923
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            'dark brown'
_exptl_crystal_density_diffrn    1.362
_exptl_crystal_description       prism
_exptl_crystal_F_000             2152
_exptl_crystal_size_max          0.120
_exptl_crystal_size_mid          0.090
_exptl_crystal_size_min          0.060
_refine_diff_density_max         0.811
_refine_diff_density_min         -1.012
_refine_diff_density_rms         0.094
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.962
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     597
_refine_ls_number_reflns         8877
_refine_ls_number_restraints     13
_refine_ls_restrained_S_all      0.961
_refine_ls_R_factor_all          0.1967
_refine_ls_R_factor_gt           0.0741
_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^)+(0.0355P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1111
_refine_ls_wR_factor_ref         0.1468
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4051
_reflns_number_total             6877
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs0c04909_si_001.cif
_cod_data_source_block           Keinan168b
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4518385
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.943
_shelx_estimated_absorpt_t_max   0.971
_shelx_res_checksum              10693
_shelx_hkl_checksum              30829