Titanocene and Zirconocene Complexes with Diaminoacetylenes: Formation of Unusual Metallacycles and Fulvene Complexes
Àrias, Òscar; Petrov, Alex R.; Bannenberg, Thomas; Altenburger, Kai; Arndt, Perdita; Jones, Peter G.; Rosenthal, Uwe; Tamm, Matthias; Organometallics 33 (2014) 1774–; doi:10.1021/om500121p

data_4082843
_publ_section_title
;
 Titanocene and Zirconocene Complexes with Diaminoacetylenes: Formation of
 Unusual Metallacycles and Fulvene Complexes
;
_journal_issue                   7
_journal_name_full               Organometallics
_journal_page_first              1774
_journal_paper_doi               10.1021/om500121p
_journal_volume                  33
_journal_year                    2014
_chemical_formula_sum            'C37 H53 N4 Zr'
_chemical_formula_weight         645.05
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   8.1846(7)
_cell_length_b                   20.3198(16)
_cell_length_c                   39.301(3)
_cell_measurement_reflns_used    9413
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      76.2194
_cell_measurement_theta_min      3.3709
_cell_volume                     6536.1(9)
_computing_cell_refinement
; 
CrysAlisPro, Oxford Diffraction Ltd., 
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET) 
(compiled Oct 27 2011,15:02:11) 
;
_computing_data_collection
; 
CrysAlisPro, Oxford Diffraction Ltd., 
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET) 
(compiled Oct 27 2011,15:02:11) 
;
_computing_data_reduction
; 
CrysAlisPro, Oxford Diffraction Ltd., 
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET) 
(compiled Oct 27 2011,15:02:11) 
;
_computing_molecular_graphics    'Bruker XP'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.3543
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur, Atlas, Nova'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'Nova (Cu) X-ray Source'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.2653
_diffrn_reflns_av_sigmaI/netI    0.0678
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       46
_diffrn_reflns_limit_l_min       -46
_diffrn_reflns_number            135134
_diffrn_reflns_theta_full        66.60
_diffrn_reflns_theta_max         66.60
_diffrn_reflns_theta_min         4.35
_exptl_absorpt_coefficient_mu    2.981
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.02419
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
CrysAlisPro, Oxford Diffraction Ltd., 
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET) 
(compiled Oct 27 2011,15:02:11) 
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.311
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             2744
_exptl_crystal_size_max          0.05
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.618
_refine_diff_density_min         -0.678
_refine_diff_density_rms         0.088
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.133
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     379
_refine_ls_number_reflns         5774
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.133
_refine_ls_R_factor_all          0.0916
_refine_ls_R_factor_gt           0.0647
_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^)+(0.0265P)^2^+16.1363P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1153
_refine_ls_wR_factor_ref         0.1245
_reflns_number_gt                4335
_reflns_number_total             5774
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om500121p_si_001.cif
_cod_data_source_block           pet40
_cod_depositor_comments          'Adding full bibliography for 4082843.cif.'
_cod_database_code               4082843