Rare-earth‒iridium heterobimetallic complexes with bridging imido and silylmethyl ligands: synthesis, structure and reactivity
Shima, Takanori; Yanagi, Takako; Hou, Zhaomin; New J. Chem. 39 (2015) 7608–; doi:10.1039/C5NJ00598A

data_7054821
_publ_section_title
;
 Rare-earth--iridium heterobimetallic complexes with bridging imido and
 silylmethyl ligands: synthesis, structure and reactivity
;
_journal_issue                   10
_journal_name_full               'New J. Chem.'
_journal_page_first              7608
_journal_paper_doi               10.1039/C5NJ00598A
_journal_volume                  39
_journal_year                    2015
_chemical_formula_sum            'C42 H59 Ir Lu N3 Si'
_chemical_formula_weight         1001.18
_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
_audit_update_record
;
2013-09-20 deposited with the CCDC.
2015-04-22 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 95.867(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.688(7)
_cell_length_b                   15.745(9)
_cell_length_c                   20.071(11)
_cell_measurement_reflns_used    24414
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      1.65
_cell_volume                     3989(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.968
_diffrn_measured_fraction_theta_max 0.968
_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  0.0938
_diffrn_reflns_av_sigmaI/netI    0.1962
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            24414
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.65
_exptl_absorpt_coefficient_mu    5.856
_exptl_absorpt_correction_T_max  0.7584
_exptl_absorpt_correction_T_min  0.2029
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.667
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1976
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         2.441
_refine_diff_density_min         -1.567
_refine_diff_density_rms         0.194
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.963
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     451
_refine_ls_number_reflns         8868
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.963
_refine_ls_R_factor_all          0.1017
_refine_ls_R_factor_gt           0.0424
_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 
 [0.00000+1.00000exp(3.00(sin\q/\l)^2^)]/ 
   [\s^2^(Fo^2^)+0.0000+0.0000*P+(0.0000P)^2^+0.0000sin\q/\l] 
 where P = 0.33333Fo^2^ + 0.66667Fc^2^ 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0698
_refine_ls_wR_factor_ref         0.0824
_reflns_number_gt                4460
_reflns_number_total             8868
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5nj00598a2.cif
_cod_data_source_block           16047ts
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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 

 Adding full bibliography for 7054818--7054822.cif.
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7054821