Monoalkyl and monoanilide yttrium complexes containing tridentate pyridyl-1-azaallyl dianionic ligands.
Lu, Erli; Gan, Wei; Chen, Yaofeng; Dalton transactions (Cambridge, England : 2003) 40 (2011) 2366–2374; doi:10.1039/c0dt01539c

data_7015018
_publ_section_title
;
 Monoalkyl and monoanilide yttrium complexes containing tridentate
 pyridyl-1-azaallyl dianionic ligands.
;
_journal_issue                   10
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2366
_journal_page_last               2374
_journal_paper_doi               10.1039/c0dt01539c
_journal_volume                  40
_journal_year                    2011
_chemical_formula_sum            'C34 H47 N2 O Si Y'
_chemical_formula_weight         616.74
_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     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 95.134(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.1821(11)
_cell_length_b                   13.4126(12)
_cell_length_c                   20.8185(18)
_cell_measurement_reflns_used    2873
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      40.796
_cell_measurement_theta_min      4.523
_cell_volume                     3388.0(5)
_computing_cell_refinement       'Bruker SMART'
_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      293(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_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  0.0662
_diffrn_reflns_av_sigmaI/netI    0.1463
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            19537
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.96
_exptl_absorpt_coefficient_mu    1.783
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6429
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.209
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             1304
_exptl_crystal_size_max          0.462
_exptl_crystal_size_mid          0.390
_exptl_crystal_size_min          0.351
_refine_diff_density_max         0.618
_refine_diff_density_min         -0.337
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.835
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     401
_refine_ls_number_reflns         7358
_refine_ls_number_restraints     64
_refine_ls_restrained_S_all      0.853
_refine_ls_R_factor_all          0.1260
_refine_ls_R_factor_gt           0.0453
_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^)+(0.0235P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0712
_refine_ls_wR_factor_ref         0.0801
_reflns_number_gt                3157
_reflns_number_total             7358
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            C0DT01539C.TXT
_cod_data_source_block           cd29458
_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 1555 2011-01-17 13:19:09Z saulius 
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_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7015018