Rare-Earth-Metal-Catalyzed Addition of Terminal Monoalkynes and Dialkynes with Aryl-Substituted Symmetrical or Unsymmetrical Carbodiimides
Zhang, Fangjun; Zhang, Jie; Zhang, Yin; Hong, Jianquan; Zhou, Xigeng; Organometallics 33 (2014) 6186–; doi:10.1021/om5008665

data_4084505
_publ_section_title
;
 Rare-Earth-Metal-Catalyzed Addition of Terminal Monoalkynes and Dialkynes
 with Aryl-Substituted Symmetrical or Unsymmetrical Carbodiimides
;
_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              6186
_journal_paper_doi               10.1021/om5008665
_journal_volume                  33
_journal_year                    2014
_chemical_formula_sum            'C31 H42 B Gd N6 O'
_chemical_formula_weight         682.77
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 113.443(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   21.360(3)
_cell_length_b                   12.0082(19)
_cell_length_c                   26.508(5)
_cell_measurement_reflns_used    4596
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      24.45
_cell_measurement_theta_min      2.31
_cell_volume                     6237.9(18)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_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 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0324
_diffrn_reflns_av_sigmaI/netI    0.0417
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            16184
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.67
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.160
_exptl_absorpt_correction_T_max  0.7519
_exptl_absorpt_correction_T_min  0.6972
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.454
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2776
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.778
_refine_diff_density_min         -0.515
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.003
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     365
_refine_ls_number_reflns         6086
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.0457
_refine_ls_R_factor_gt           0.0315
_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^)+(0.0490P)^2^+0.1025P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0802
_refine_ls_wR_factor_ref         0.0876
_reflns_number_gt                4793
_reflns_number_total             6086
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om5008665_si_002.cif
_cod_data_source_block           a40224aa
_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 2827 2014-09-09 07:05:25Z andrius 

 Adding full bibliography for 4084505--4084509.cif.
;
_cod_original_cell_volume        6238.0(19)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4084505