Synthesis and Reactivity of Group 4 Metal Benzyl Complexes Supported by Carbazolide-Based PNP Pincer Ligands.
Plundrich, Gudrun T.; Wadepohl, Hubert; Gade, Lutz H.; Inorganic chemistry 55 (2015) 353–; doi:10.1021/acs.inorgchem.5b02498

data_4344791
_publ_section_title
;
 Synthesis and Reactivity of Group 4 Metal Benzyl Complexes Supported by
 Carbazolide-Based PNP Pincer Ligands.
;
_journal_issue                   1
_journal_name_full               'Inorganic chemistry'
_journal_page_first              353
_journal_paper_doi               10.1021/acs.inorgchem.5b02498
_journal_volume                  55
_journal_year                    2015
_chemical_formula_moiety         'C46 H46 Cl3 N P2 Ti'
_chemical_formula_sum            'C46 H46 Cl3 N P2 Ti'
_chemical_formula_weight         829.03
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_atom_sites_solution_secondary   difmap
_audit_block_code                ga_gp16
_audit_creation_date             2013-12-10
_audit_update_record             'Tue Dec 10 15:32:57 CET 2013'
_cell_angle_alpha                76.780(6)
_cell_angle_beta                 77.212(7)
_cell_angle_gamma                71.266(8)
_cell_formula_units_Z            2
_cell_length_a                   10.896(5)
_cell_length_b                   11.191(5)
_cell_length_c                   18.269(8)
_cell_measurement_reflns_used    8074
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      32.49
_cell_measurement_theta_min      2.33
_cell_volume                     2027.1(16)
_computing_cell_refinement
;
SAINT 8.x (Bruker AXS, 1997-2012). Includes estimated systematic errors
 of the unit cell constants from Monte Carlo simulations.
;
_computing_data_collection       'SMART-5.631 (Bruker AXS, 2003)'
_computing_data_reduction        'SAINT 8.x (Bruker AXS, 1997-2011)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material
'encif (Wadepohl, 2009-13); encifer 1.4 (CCDC, 2011)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'SUPERFLIP (Palatinus, 2007-2009)'
_diffrn_ambient_environment      'perfluoro polyether oil'
_diffrn_ambient_temperature      100(1)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.19
_diffrn_detector_type            CCD-PXL-KAF2
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.933
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker AXS Smart 1000'
_diffrn_measurement_method       '\f- and \w-scans'
_diffrn_measurement_specimen_support 'polyimid foil'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0341
_diffrn_reflns_av_unetI/netI     0.0336
_diffrn_reflns_laue_measured_fraction_full 1.000
_diffrn_reflns_laue_measured_fraction_max 0.933
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            52732
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.933
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         32.486
_diffrn_reflns_theta_min         1.950
_diffrn_source                   'sealed X-Ray tube (Mo)'
_diffrn_source_type              'fine focus tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.522
_exptl_absorpt_correction_T_max  0.7464
_exptl_absorpt_correction_T_min  0.7144
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements (Blessing 1995)
SADABS (Sheldrick & Bruker AXS, 2004-2008)
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.358
_exptl_crystal_description       irregular
_exptl_crystal_F_000             864
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.942
_refine_diff_density_min         -0.455
_refine_diff_density_rms         0.095
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     530
_refine_ls_number_reflns         13677
_refine_ls_number_restraints     38
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0614
_refine_ls_R_factor_gt           0.0455
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0673P)^2^+1.2915P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1177
_refine_ls_wR_factor_ref         0.1294
_reflns_Friedel_coverage         0.000
_reflns_number_gt                10880
_reflns_number_total             13677
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic5b02498_si_002.cif
_cod_data_source_block           ga_gp16
_cod_database_code               4344791
_audit_block_refno               1929
_audit_block_usercomment         gp431
_shelxl_version_number           2013-4
_shelx_estimated_absorpt_t_max   0.950
_shelx_estimated_absorpt_t_min   0.916
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Uiso/Uaniso restraints and constraints
C43A \\sim C43B \\sim C44A \\sim C44B \\sim C45A \\sim C45B \\sim C46A \\sim
C46B \\sim C47A \\sim C47B: within 1A with sigma of 0.04 and sigma for terminal
atoms of 0.04
3. Same fragment restrains
{C43A, C44A, C45A, C46A, C47A}
as
{C43B, C44B, C45B, C46B, C47B}
4. Others
 Sof(C43B)=Sof(H43B)=Sof(C44B)=Sof(H44B)=Sof(C45B)=Sof(H45B)=Sof(C46B)=
 Sof(H46B)=Sof(C47B)=Sof(H47B)=1-FVAR(1)
 Sof(C43A)=Sof(H43A)=Sof(C44A)=Sof(H44A)=Sof(C45A)=Sof(H45A)=Sof(C46A)=
 Sof(H46A)=Sof(C47A)=Sof(H47A)=FVAR(1)
5.a Secondary CH2 refined with riding coordinates:
 C14(H14A,H14B), C15(H15A,H15B)
5.b Aromatic/amide H refined with riding coordinates:
 C4(H4), C6(H6), C9(H9), C11(H11), C25(H25), C26(H26), C27(H27), C28(H28),
 C29(H29), C31(H31), C32(H32), C33(H33), C34(H34), C35(H35), C37(H37), C38(H38),
  C39(H39), C40(H40), C41(H41), C43A(H43A), C44A(H44A), C45A(H45A), C46A(H46A),
 C47A(H47A), C43B(H43B), C44B(H44B), C45B(H45B), C46B(H46B), C47B(H47B)
5.c Idealised Me refined as rotating group:
 C17(H17A,H17B,H17C), C18(H18A,H18B,H18C), C19(H19A,H19B,H19C), C21(H21A,H21B,
 H21C), C22(H22A,H22B,H22C), C23(H23A,H23B,H23C)
;
_shelx_res_checksum              15187