Reactions of Cp3Y with Benzophenone: A Simple and Efficient Method for Transformation of Unsubstituted Cyclopentadienyl to Bridgedansa-Cyclopentadienyl/Alkoxyl Ligand
Li, Xiaoqing; Hong, Jianquan; Liu, Ruiting; Weng, Linhong; Zhou, Xigeng; Organometallics 29 (2010) 4606–; doi:10.1021/om100755s

data_4066997
_publ_section_title
;
 Reactions of Cp3Y with Benzophenone: A Simple and Efficient Method for
 Transformation of Unsubstituted Cyclopentadienyl to
 Bridgedansa-Cyclopentadienyl/Alkoxyl Ligand
;
_journal_issue                   20
_journal_name_full               Organometallics
_journal_page_first              4606
_journal_paper_doi               10.1021/om100755s
_journal_volume                  29
_journal_year                    2010
_chemical_formula_sum            'C28 H25 O Y'
_chemical_formula_weight         466.39
_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                110.628(5)
_cell_angle_beta                 102.559(5)
_cell_angle_gamma                99.626(5)
_cell_formula_units_Z            2
_cell_length_a                   8.352(4)
_cell_length_b                   12.126(5)
_cell_length_c                   12.525(5)
_cell_measurement_reflns_used    1400
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      20.94
_cell_measurement_theta_min      2.59
_cell_volume                     1116.7(8)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0259
_diffrn_reflns_av_sigmaI/netI    0.0708
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            4647
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.82
_exptl_absorpt_coefficient_mu    2.627
_exptl_absorpt_correction_T_max  0.6216
_exptl_absorpt_correction_T_min  0.5062
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.387
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             480
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.539
_refine_diff_density_min         -0.277
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         3856
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0701
_refine_ls_R_factor_gt           0.0446
_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^)+(0.0300P)^2^+0.6370P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0875
_refine_ls_wR_factor_ref         0.0948
_reflns_number_gt                2903
_reflns_number_total             3856
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om100755s_si_002.cif
_cod_data_source_block           f90719b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        1116.8(8)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4066997