Versatile Scorpionates and New Developments in the Denticity Changes of NNCp Hybrid Scorpionate/Cyclopentadienyl Ligands in Sc and Y Compounds: From κ1-Nη5-Cp to κ2-NNη5-Cp
Antonio Otero; Juan Fernández-Baeza; Agustín Lara-Sánchez; Antonio Antiñolo; Juan Tejeda; Emilia Martínez-Caballero; Isabel Márquez-Segovia; Isabel López-Solera; Luis F. Sánchez-Barba; Carlos Alonso-Moreno; Inorganic Chemistry 47 (2008) 4996–5005; doi:10.1021/ic800267v

data_4305061
_publ_contact_author
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Isabel L\'opez-Solera
Departamento de Qu\'imica In\'organica, Org\'anica y Bioqu\'imica
Facultad de Qu\'imicas
Universidad Castilla La Mancha
13071-Ciudad Real 
Spain
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_publ_contact_author_email       mabel.lopez@uclm.es
_publ_contact_author_fax         '+34 926 295318'
_publ_contact_author_phone       '+34 926 295300 (ext:3477)'
_publ_section_title
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Versatile Scorpionates and New Developments in the Denticity Changes of
NNCp Hybrid Scorpionate/Cyclopentadienyl Ligands in Sc and Y Compounds:
From \k1-N\h5-Cp to \k2-NN\h5-Cp
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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4996
_journal_page_last               5005
_journal_paper_doi               10.1021/ic800267v
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C37 H45 Cl2 N4 O2 Y'
_chemical_formula_weight         737.58
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     patterson
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 113.315(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.111(6)
_cell_length_b                   8.692(3)
_cell_length_c                   20.747(6)
_cell_measurement_temperature    200(2)
_cell_volume                     3496.1(19)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX'
_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      200(2)
_diffrn_measured_fraction_theta_full 0.978
_diffrn_measured_fraction_theta_max 0.978
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'omega scan'
_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  0.3139
_diffrn_reflns_av_sigmaI/netI    0.2167
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            13201
_diffrn_reflns_theta_full        19.88
_diffrn_reflns_theta_max         19.88
_diffrn_reflns_theta_min         2.33
_exptl_absorpt_coefficient_mu    1.860
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.259000
_exptl_absorpt_correction_type   Semi-empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.401
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prismatic
_exptl_crystal_F_000             1536
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.607
_refine_diff_density_min         -0.727
_refine_diff_density_rms         0.086
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.728
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     464
_refine_ls_number_reflns         3139
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.728
_refine_ls_R_factor_all          0.1234
_refine_ls_R_factor_gt           0.0674
_refine_ls_shift/su_max          0.491
_refine_ls_shift/su_mean         0.049
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.3097P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1586
_refine_ls_wR_factor_ref         0.1911
_reflns_number_gt                1629
_reflns_number_total             3139
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic800267v-file002_2.cif
_cod_data_source_block           compound_2
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_original_cell_volume        3496.0(18)
_cod_database_code               4305061