Synthesis of a Naphthalene-Bridged Bis(guanidinato)ytterbium(II) Complex and an Unexpected Pathway in Its Reaction with CH3CN,p-ClC6H4CH2CN, and Ph2CHCN
Wang, Chuanyong; Zhang, Xingmin; Xue, Mingqiang; Zhang, Yong; Shen, Qi; Organometallics 32 (2013) 3618–; doi:10.1021/om400200f

data_4080933
_publ_section_title
;
 Synthesis of a Naphthalene-Bridged Bis(guanidinato)ytterbium(II) Complex
 and an Unexpected Pathway in Its Reaction with CH3CN,p-ClC6H4CH2CN, and
 Ph2CHCN
;
_journal_issue                   13
_journal_name_full               Organometallics
_journal_page_first              3618
_journal_paper_doi               10.1021/om400200f
_journal_volume                  32
_journal_year                    2013
_chemical_formula_moiety         'C64 H98 N16 O2 Yb2, 2(C4 H8 O)'
_chemical_formula_sum            'C72 H114 N16 O4 Yb2'
_chemical_formula_weight         1613.87
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_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                71.884(2)
_cell_angle_beta                 77.899(2)
_cell_angle_gamma                70.021(2)
_cell_formula_units_Z            1
_cell_length_a                   9.7383(3)
_cell_length_b                   13.1396(3)
_cell_length_c                   17.0112(5)
_cell_measurement_reflns_used    16308
_cell_measurement_temperature    220(2)
_cell_measurement_theta_max      29.5389
_cell_measurement_theta_min      3.1782
_cell_volume                     1931.23(10)
_computing_cell_refinement       'CrysAlisPro, Agilent Technologies'
_computing_data_collection       'CrysAlisPro, Agilent Technologies'
_computing_data_reduction        'CrysAlisPro, Agilent Technologies'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      220(2)
_diffrn_detector_area_resol_mean 10.4692
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0304
_diffrn_reflns_av_sigmaI/netI    0.0201
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            36997
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         3.18
_exptl_absorpt_coefficient_mu    2.462
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.43103
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.388
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             830
_exptl_crystal_size_max          0.78
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.827
_refine_diff_density_min         -1.067
_refine_diff_density_rms         0.096
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     377
_refine_ls_number_reflns         7189
_refine_ls_number_restraints     49
_refine_ls_restrained_S_all      1.096
_refine_ls_R_factor_all          0.0381
_refine_ls_R_factor_gt           0.0335
_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^)+(0.0472P)^2^+4.2964P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0859
_refine_ls_wR_factor_ref         0.0891
_reflns_number_gt                6602
_reflns_number_total             7189
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om400200f_si_001.cif
_cod_data_source_block           complex2
_cod_original_cell_volume        1931.23(9)
_cod_database_code               4080933