Synthesis and X-ray Crystal Structure Determination of New Zwitterionic Complexes of Titanocene
Burlakov, V. V.; Arndt, P.; Baumann, W.; Spannenberg, A.; Rosenthal, U.; Letov, A. V.; Lyssenko, K. A.; Korlyukov, A. A.; Strunkina, L. I.; Minacheva, M. Kh.; Shur, V. B.; Organometallics 20 (2001) 4072–; doi:10.1021/om0103052

data_4077349
_publ_section_title
;
 Synthesis and X-ray Crystal Structure Determination of New Zwitterionic
 Complexes of Titanocene
;
_journal_issue                   19
_journal_name_full               Organometallics
_journal_page_first              4072
_journal_paper_doi               10.1021/om0103052
_journal_volume                  20
_journal_year                    2001
_chemical_formula_moiety         'C68 H42 B2 F30 O Ti2, C7 H8'
_chemical_formula_sum            'C75 H50 B2 F30 O Ti2'
_chemical_formula_weight         1654.57
_chemical_name_systematic
; 
 ? 
;
_chemical_temperature_decomposition 514.5(5)
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 105.59(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.585(3)
_cell_length_b                   22.012(4)
_cell_length_c                   20.934(4)
_cell_measurement_reflns_used    5000
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      20
_cell_measurement_theta_min      4
_cell_volume                     6917(2)
_computing_cell_refinement       STOE-CELL
_computing_data_collection       STOE-EXPOSE
_computing_data_reduction        STOE-INTEGRATE
_computing_molecular_graphics    XP
_computing_publication_material  SHELXL-93
_computing_structure_refinement  'SHELXL-93 (Sheldrick, 1993)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_diffrn_measurement_device       STOE-IPDS
_diffrn_measurement_method       'laser scanned imaging plate'
_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  0.0746
_diffrn_reflns_av_sigmaI/netI    0.1879
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            20200
_diffrn_reflns_theta_full        24.31
_diffrn_reflns_theta_max         24.31
_diffrn_reflns_theta_min         1.64
_diffrn_standards_interval_time  360
_diffrn_standards_number         50-200
_exptl_absorpt_coefficient_mu    0.359
_exptl_absorpt_correction_type   no
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.589
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             3328
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.678
_refine_diff_density_min         -0.354
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.757
_refine_ls_hydrogen_treatment    geom
_refine_ls_matrix_type           full
_refine_ls_number_parameters     969
_refine_ls_number_reflns         10921
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.760
_refine_ls_R_factor_all          0.1366
_refine_ls_R_factor_gt           0.0518
_refine_ls_shift/su_max          0.258
_refine_ls_shift/su_mean         0.021
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0309P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0924
_refine_ls_wR_factor_ref         0.1073
_reflns_number_observed          4751
_reflns_number_total             10923
_reflns_observed_criterion       >2sigma(I)
_cod_data_source_file            om0103052.cif
_cod_data_source_block           sample5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' tag was changed to
'_chemical_temperature_decomposition' since the value had been given
as '514-515 K (decomp)'. The value was changed to '514.5(5)' - the
average value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4077349