Synthesis, Characterization, and Reactivity of Lanthanide Amides Incorporating Neutral Pyrrole Ligand. Isolation and Characterization of Active Catalyst for Cyanosilylation of Ketones
Wang, Fenhua; Wei, Yun; Wang, Shaowu; Zhu, Xiancui; Zhou, Shuangliu; Yang, Gaosheng; Gu, Xiaoxia; Zhang, Guangchao; Mu, Xiaolong; Organometallics 34 (2015) 86–; doi:10.1021/om500924q

data_4085167
_publ_section_title
;
 Synthesis, Characterization, and Reactivity of Lanthanide Amides
 Incorporating Neutral Pyrrole Ligand. Isolation and Characterization of
 Active Catalyst for Cyanosilylation of Ketones
;
_journal_issue                   1
_journal_name_full               Organometallics
_journal_page_first              86
_journal_paper_doi               10.1021/om500924q
_journal_volume                  34
_journal_year                    2015
_chemical_formula_sum            'C41 H82 N7 Nd Si4'
_chemical_formula_weight         929.74
_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                 112.9410(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.8599(14)
_cell_length_b                   11.7925(8)
_cell_length_c                   24.0745(17)
_cell_measurement_reflns_used    9885
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.57
_cell_measurement_theta_min      2.42
_cell_volume                     5192.3(6)
_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 0.990
_diffrn_measured_fraction_theta_max 0.990
_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  0.0320
_diffrn_reflns_av_sigmaI/netI    0.0318
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            44098
_diffrn_reflns_theta_full        27.63
_diffrn_reflns_theta_max         27.63
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    1.125
_exptl_absorpt_correction_T_max  0.8958
_exptl_absorpt_correction_T_min  0.8494
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.189
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1972
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.577
_refine_diff_density_min         -0.450
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     494
_refine_ls_number_reflns         11952
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.0483
_refine_ls_R_factor_gt           0.0318
_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^)+(0.0359P)^2^+1.5072P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0716
_refine_ls_wR_factor_ref         0.0783
_reflns_number_gt                9243
_reflns_number_total             11952
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om500924q_si_002.cif
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/home/saulius/struct/COD-crude-data--automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2935 2014-11-11 08:27:57Z andrius 

 Adding full bibliography for 4085164--4085170.cif.
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4085167