Reactivity of a Dititanium Bis(pentalene) Complex toward Heteroallenes and Main-Group Element‒Element Bonds
Kilpatrick, Alexander F. R.; Green, Jennifer C.; Cloke, F. Geoffrey N.; Organometallics  (2016) –; doi:10.1021/acs.organomet.6b00791

data_4086893
_publ_section_title
;
 Reactivity of a Dititanium Bis(pentalene) Complex toward Heteroallenes
 and Main-Group Element--Element Bonds
;
_journal_name_full               Organometallics
_journal_paper_doi               10.1021/acs.organomet.6b00791
_journal_year                    2016
_chemical_formula_moiety         'C67 H106 N2 Si4 Ti2'
_chemical_formula_sum            'C67 H106 N2 Si4 Ti2'
_chemical_formula_weight         1147.69
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     heavy
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 121.30(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   25.872(5)
_cell_length_b                   15.032(3)
_cell_length_c                   19.626(4)
_cell_measurement_reflns_used    7976
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.6
_cell_measurement_theta_min      1.6
_cell_volume                     6522(3)
_computing_cell_refinement
;
CrystalClear-SM Expert 3.1 b26 (Rigaku, 20112)
;
_computing_data_collection
;
CrystalClear-SM Expert 3.1 b26 (Rigaku, 20112)
;
_computing_data_reduction
;
CrystalClear-SM Expert 3.1 b26 (Rigaku, 20112)
;
_computing_molecular_graphics    'Ortep for Windows (Farrugia, 2012)'
_computing_publication_material  'WinGX publication routines (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution
;
DIRDIF-2008 (Beurskens et al., University of Nijmegen, The Netherlands, 2008)
;
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.968
_diffrn_measurement_device_type  synchrotron
_diffrn_measurement_method       'profile data from \w-scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0546
_diffrn_reflns_av_unetI/netI     0.0366
_diffrn_reflns_Laue_measured_fraction_full 0.982
_diffrn_reflns_Laue_measured_fraction_max 0.968
_diffrn_reflns_limit_h_max       33
_diffrn_reflns_limit_h_min       -33
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            32498
_diffrn_reflns_point_group_measured_fraction_full 0.982
_diffrn_reflns_point_group_measured_fraction_max 0.968
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.564
_diffrn_reflns_theta_min         2.307
_diffrn_source                   synchrotron
_exptl_absorpt_coefficient_mu    0.358
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.857
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   DTABSCOR
_exptl_crystal_colour            Brown
_exptl_crystal_density_diffrn    1.169
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2488
_exptl_crystal_size_max          0.100
_exptl_crystal_size_mid          0.040
_exptl_crystal_size_min          0.030
_refine_diff_density_max         0.541
_refine_diff_density_min         -0.526
_refine_diff_density_rms         0.069
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     339
_refine_ls_number_reflns         7312
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0534
_refine_ls_R_factor_gt           0.0476
_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^)+(0.0733P)^2^+6.1802P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1258
_refine_ls_wR_factor_ref         0.1301
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6538
_reflns_number_total             7312
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om6b00791_si_003.cif
_cod_data_source_block           Compound3
_cod_database_code               4086893
_shelx_estimated_absorpt_t_min   0.965
_shelx_estimated_absorpt_t_max   0.989
_shelxl_version_number           2013-3
_shelx_res_checksum              97455
_shelx_hkl_checksum              74747