Preparation of Ti(IV) Fluoride N-Heterocyclic Carbene Complexes
Grigory B. Nikiforov; Herbert W. Roesky; Peter G. Jones; Jörg Magull; Arne Ringe; Rainer B. Oswald; Inorganic Chemistry 47 (2008) 2171–2179; doi:10.1021/ic701751r

data_4304267
_publ_contact_author_address
;Institut fuer Anorganische Chemie
Universitaet Goettingen
Tammannstr. 4
37077 Goettingen
Germany
;
_publ_contact_author_email       hroesky@gwdg.de
_publ_contact_author_fax         '0049 /551 /39-3373'
_publ_contact_author_name        'Herbert W. Roesky'
_publ_contact_author_phone       '0049/ 551/ 39-3001'
_publ_section_title
;
Preparation of Ti(IV) Fluoride N-Heterocyclic Carbene Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2171
_journal_page_last               2179
_journal_paper_doi               10.1021/ic701751r
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C14 H24 F4 N4 Ti'
_chemical_formula_weight         372.27
_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                116.763(14)
_cell_angle_beta                 97.297(15)
_cell_angle_gamma                113.598(14)
_cell_formula_units_Z            1
_cell_length_a                   7.9760(15)
_cell_length_b                   8.3016(16)
_cell_length_c                   8.3100(16)
_cell_measurement_temperature    203(2)
_cell_volume                     417.25(19)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      203(2)
_diffrn_measured_fraction_theta_full 0.691
_diffrn_measured_fraction_theta_max 0.691
_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  0.0973
_diffrn_reflns_av_sigmaI/netI    0.0533
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            4123
_diffrn_reflns_theta_full        24.94
_diffrn_reflns_theta_max         24.94
_diffrn_reflns_theta_min         2.96
_exptl_absorpt_coefficient_mu    0.556
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    1.482
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             194
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.237
_refine_diff_density_min         -0.399
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     110
_refine_ls_number_reflns         1007
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0668
_refine_ls_R_factor_gt           0.0535
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1086P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1485
_refine_ls_wR_factor_ref         0.1605
_reflns_number_gt                802
_reflns_number_total             1007
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic701751r-file003_2.cif
_cod_data_source_block           o2a
_cod_original_cell_volume        417.25(14)
_cod_database_code               4304267