Investigations on Organolanthanide Derivatives with the Hydrazonido (−NHN═CPh2) Ligand: Synthesis, Crystal Structure, and Reactivity
Han, Yanan; Zhang, Jie; Han, Fuyan; Zhang, Zhengxing; Weng, Linhong; Zhou, Xigeng; Organometallics 28 (2009) 3916–; doi:10.1021/om900246b

data_4069526
_publ_section_title
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 Investigations on Organolanthanide Derivatives with the Hydrazonido
 (&#x2212;NHN&#x2550;CPh2) Ligand: Synthesis, Crystal Structure, and
 Reactivity
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_journal_issue                   13
_journal_name_full               Organometallics
_journal_page_first              3916
_journal_paper_doi               10.1021/om900246b
_journal_volume                  28
_journal_year                    2009
_chemical_formula_sum            'C30 H26 Er N3'
_chemical_formula_weight         595.80
_chemical_name_systematic
; 
 ? 
;
_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                   9.282(10)
_cell_length_b                   10.802(12)
_cell_length_c                   24.74(3)
_cell_measurement_reflns_used    765
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      24.203
_cell_measurement_theta_min      2.744
_cell_volume                     2481(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 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.1722
_diffrn_reflns_av_sigmaI/netI    0.1797
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            10199
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.65
_exptl_absorpt_coefficient_mu    3.406
_exptl_absorpt_correction_T_max  0.7270
_exptl_absorpt_correction_T_min  0.5491
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.596
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1180
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         2.670
_refine_diff_density_min         -1.878
_refine_diff_density_rms         0.156
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.08(3)
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_refine_ls_goodness_of_fit_ref   0.957
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     307
_refine_ls_number_reflns         4342
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.957
_refine_ls_R_factor_all          0.0876
_refine_ls_R_factor_gt           0.0624
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0912
_refine_ls_wR_factor_ref         0.0966
_reflns_number_gt                3012
_reflns_number_total             4342
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om900246b_si_001.cif
_cod_data_source_block           7
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        2480(5)
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               4069526