An Unprecedented Hybrid Scorpionate/Cyclopentadienyl Ligand
Antonio Otero; Juan Fernández-Baeza; Antonio Antiñolo; Juan Tejeda; Agustín Lara-Sánchez; Luis Sánchez-Barba; Ana M. Rodríguez; Miguel A. Maestro; Journal of the American Chemical Society 126 (2004) 1330–1331; doi:10.1021/ja0391558

data_4112173
_publ_section_title
;
 An Unprecedented Hybrid Scorpionate/Cyclopentadienyl Ligand
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              1330
_journal_page_last               1331
_journal_paper_doi               10.1021/ja0391558
_journal_volume                  126
_journal_year                    2004
_chemical_formula_moiety         'C29 H29 Cl3 N4 Zr, 2(C4 H8 O)'
_chemical_formula_sum            'C37 H45 Cl3 N4 O2 Zr'
_chemical_formula_weight         775.34
_chemical_name_systematic
; 
 ? 
;
_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                 100.935(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.2220(11)
_cell_length_b                   23.628(2)
_cell_length_c                   12.8891(12)
_cell_measurement_temperature    173(2)
_cell_volume                     3654.5(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0454
_diffrn_reflns_av_sigmaI/netI    0.0563
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            20933
_diffrn_reflns_theta_full        26.39
_diffrn_reflns_theta_max         26.39
_diffrn_reflns_theta_min         1.72
_exptl_absorpt_coefficient_mu    0.558
_exptl_absorpt_correction_T_max  0.9310
_exptl_absorpt_correction_T_min  0.8329
_exptl_absorpt_correction_type   Semi-empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.409
_exptl_crystal_description       Needle
_exptl_crystal_F_000             1608
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.13
_refine_diff_density_max         1.430
_refine_diff_density_min         -0.553
_refine_diff_density_rms         0.116
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     399
_refine_ls_number_reflns         7472
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0837
_refine_ls_R_factor_gt           0.0538
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0912P)^2^+8.2268P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1530
_refine_ls_wR_factor_ref         0.1716
_reflns_number_gt                5339
_reflns_number_total             7472
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja0391558si20031024_052814.cif
_cod_data_source_block           jf1
_cod_original_cell_volume        3654.6(6)
_cod_database_code               4112173