Isocyanate diinsertion into the N-H bond of the 2-pyridylamino ligand of organolanthanides.
Sun, Yan; Zhang, Zhengxing; Wang, Xu; Li, Xiaoqing; Weng, Linhong; Zhou, Xigeng; Dalton transactions (Cambridge, England : 2003) 39 (2010) 221–226; doi:10.1039/b918181d

data_7024523
_publ_section_title
;
 Isocyanate diinsertion into the N-H bond of the 2-pyridylamino ligand of
 organolanthanides.
;
_journal_issue                   1
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              221
_journal_page_last               226
_journal_paper_doi               10.1039/b918181d
_journal_volume                  39
_journal_year                    2010
_chemical_formula_sum            'C33 H33 N4 O3 Y'
_chemical_formula_weight         622.54
_chemical_name_systematic
;
?
;
_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                 94.61(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.795(16)
_cell_length_b                   11.88(2)
_cell_length_c                   26.18(4)
_cell_measurement_reflns_used    2454
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      20.004
_cell_measurement_theta_min      2.285
_cell_volume                     3037(9)
_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 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  0.0554
_diffrn_reflns_av_sigmaI/netI    0.0729
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            12541
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.88
_exptl_absorpt_coefficient_mu    1.959
_exptl_absorpt_correction_T_max  0.7989
_exptl_absorpt_correction_T_min  0.6953
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            lightred
_exptl_crystal_density_diffrn    1.362
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1288
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.603
_refine_diff_density_min         -0.409
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.981
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     373
_refine_ls_number_reflns         5342
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      0.983
_refine_ls_R_factor_all          0.0879
_refine_ls_R_factor_gt           0.0498
_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^)+(0.0583P)^2^+1.4518P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1094
_refine_ls_wR_factor_ref         0.1242
_reflns_number_gt                3562
_reflns_number_total             5342
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b918181d.txt
_cod_data_source_block           f71225b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7024523