Titanocene(iii) pseudohalides: an ESR and structural study
Křižan, Martin; Honzíček, Jan; Vinklárek, Jaromír; Růžičková, Zdeňka; Erben, Milan; New J. Chem. 39 (2015) 576–; doi:10.1039/C4NJ01404A

data_7054521
_publ_section_title
;
 Titanocene(iii) pseudohalides: an ESR and structural study
;
_journal_issue                   1
_journal_name_full               'New J. Chem.'
_journal_page_first              576
_journal_paper_doi               10.1039/C4NJ01404A
_journal_volume                  39
_journal_year                    2015
_chemical_formula_moiety         'C40 H52 N6 Si4 Ti2, C7 H8'
_chemical_formula_sum            'C47 H60 N6 Si4 Ti2'
_chemical_formula_weight         917.17
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                92.434(7)
_cell_angle_beta                 99.597(5)
_cell_angle_gamma                96.700(5)
_cell_formula_units_Z            2
_cell_length_a                   11.4750(6)
_cell_length_b                   11.6289(10)
_cell_length_c                   18.8461(13)
_cell_measurement_reflns_used    44256
_cell_measurement_temperature    150(1)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      1
_cell_volume                     2457.8(3)
_computing_cell_refinement       'COLLECT and DENZO'
_computing_data_collection
'COLLECT (Hooft, 1998) and DENZO (Otwinowski & Minor, 1997)'
_computing_data_reduction        'COLLECT and DENZO'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150(1)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_diffrn_measurement_device_type  'Bruker Nonius KappaCCD area detector'
_diffrn_measurement_method       '\f and \w scans to fill the Ewald sphere'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0778
_diffrn_reflns_av_sigmaI/netI    0.0506
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            44176
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.81
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.460
_exptl_absorpt_correction_T_max  0.962
_exptl_absorpt_correction_T_min  0.842
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
;
Gaussian integration (Coppens, 1970)
;
_exptl_crystal_colour            'dark red'
_exptl_crystal_density_diffrn    1.239
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.58
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.415
_refine_diff_density_min         -0.420
_refine_diff_density_rms         0.070
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.110
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     532
_refine_ls_number_reflns         11058
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.110
_refine_ls_R_factor_all          0.0702
_refine_ls_R_factor_gt           0.0450
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0209P)^2^+2.8968P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0910
_refine_ls_wR_factor_ref         0.1055
_reflns_number_gt                8491
_reflns_number_total             11058
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4nj01404a1.cif
_cod_data_source_block           shelxl
_cod_depositor_comments
'Adding full bibliography for 7054517--7054522.cif.'
_cod_database_code               7054521