Synthesis of Bis(NHC)-Based CNC-Pincer Rare-Earth-Metal Amido Complexes and Their Application for the Hydrophosphination of Heterocumulenes
Gu, Xiaoxia; Zhang, Lijun; Zhu, Xiancui; Wang, Shaowu; Zhou, Shuangliu; Wei, Yun; Zhang, Guangchao; Mu, Xiaolong; Huang, Zeming; Hong, Dongjing; Zhang, Feng; Organometallics 34 (2015) 4553–; doi:10.1021/acs.organomet.5b00628

data_4086297
_publ_section_title
;
 Synthesis of Bis(NHC)-Based CNC-Pincer Rare-Earth-Metal Amido Complexes
 and Their Application for the Hydrophosphination of Heterocumulenes
;
_journal_issue                   18
_journal_name_full               Organometallics
_journal_page_first              4553
_journal_paper_doi               10.1021/acs.organomet.5b00628
_journal_volume                  34
_journal_year                    2015
_chemical_formula_sum            'C38 H66 N7 Si4 Yb'
_chemical_formula_weight         906.38
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                77.729(4)
_cell_angle_beta                 74.611(4)
_cell_angle_gamma                80.560(5)
_cell_formula_units_Z            2
_cell_length_a                   10.929(4)
_cell_length_b                   12.244(4)
_cell_length_c                   17.881(6)
_cell_measurement_reflns_used    7231
_cell_measurement_temperature    293(2)
_cell_volume                     2239.5(13)
_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 0.985
_diffrn_measured_fraction_theta_max 0.985
_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  0.0604
_diffrn_reflns_av_sigmaI/netI    0.0869
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            15569
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.71
_exptl_absorpt_coefficient_mu    2.229
_exptl_absorpt_correction_T_max  0.7310
_exptl_absorpt_correction_T_min  0.6518
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.344
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             938
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.15
_refine_diff_density_max         4.864
_refine_diff_density_min         -3.425
_refine_diff_density_rms         0.247
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.012
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     469
_refine_ls_number_reflns         7754
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.012
_refine_ls_R_factor_all          0.0930
_refine_ls_R_factor_gt           0.0742
_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^)+(0.1597P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1959
_refine_ls_wR_factor_ref         0.2140
_reflns_number_gt                6207
_reflns_number_total             7754
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om5b00628_si_003.cif
_cod_data_source_block           6
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/current/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 3271 2015-04-21 07:52:19Z andrius 
;
_cod_original_sg_symbol_H-M      'P-1   '
_cod_database_code               4086297