Synthesis of Amidolanthanides with New Chiral Biaryl-Based NNO Ligands and Their Use as Catalysts for Enantioselective Hydroamination/Cyclization
Qiuwen Wang; Li Xiang; Haibin Song; Guofu Zi; Inorganic Chemistry 47 (2008) 4319–4328; doi:10.1021/ic702461f

data_4304863
_publ_section_title
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Synthesis of Amidolanthanides with New Chiral Biaryl-Based NNO Ligands and
Their Use as Catalysts for Enantioselective Hydroamination/Cyclization
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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4319
_journal_page_last               4328
_journal_paper_doi               10.1021/ic702461f
_journal_volume                  47
_journal_year                    2008
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C19 H18 N2 O'
_chemical_formula_sum            'C19 H18 N2 O'
_chemical_formula_weight         290.35
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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            4
_cell_length_a                   7.8585(15)
_cell_length_b                   12.133(2)
_cell_length_c                   16.954(3)
_cell_measurement_reflns_used    3000
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      23.23
_cell_measurement_theta_min      2.86
_cell_volume                     1616.5(5)
_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      294(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0429
_diffrn_reflns_av_sigmaI/netI    0.0322
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            9276
_diffrn_reflns_theta_full        26.39
_diffrn_reflns_theta_max         26.39
_diffrn_reflns_theta_min         2.06
_exptl_absorpt_coefficient_mu    0.075
_exptl_absorpt_correction_T_max  0.9852
_exptl_absorpt_correction_T_min  0.9809
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.193
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             616
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.123
_refine_diff_density_min         -0.131
_refine_diff_density_rms         0.027
_refine_ls_abs_structure_details 'None, Friedel Pairs merged'
_refine_ls_extinction_coef       0.056(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.010
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     207
_refine_ls_number_reflns         1900
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.0507
_refine_ls_R_factor_gt           0.0343
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0444P)^2^+0.2242P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0831
_refine_ls_wR_factor_ref         0.0931
_reflns_number_gt                1488
_reflns_number_total             1900
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic702461f-file003_1.cif
_cod_data_source_block           compound2H2
_cod_depositor_comments
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The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'NONE' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
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_cod_database_code               4304863