Small molecule activation by mixed methyl/methylidene rare earth metal complexes.
Hong, Jianquan; Li, Zhenhua; Chen, Zhening; Weng, Linhong; Zhou, Xigeng; Zhang, Lixin; Dalton transactions (Cambridge, England : 2003) 45 (2016) 6641–6649; doi:10.1039/c6dt00314a

data_7038678
_publ_section_title
;
 Small molecule activation by mixed methyl/methylidene rare earth metal
 complexes.
;
_journal_issue                   15
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6641
_journal_page_last               6649
_journal_paper_doi               10.1039/c6dt00314a
_journal_volume                  45
_journal_year                    2016
_chemical_formula_sum            'C109 H145 N6 Si Y3'
_chemical_formula_weight         1834.13
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_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
_audit_update_record
;
2011-09-23 deposited with the CCDC.
2016-03-02 downloaded from the CCDC.
;
_cell_angle_alpha                78.152(6)
_cell_angle_beta                 79.357(5)
_cell_angle_gamma                62.000(5)
_cell_formula_units_Z            2
_cell_length_a                   18.250(6)
_cell_length_b                   18.607(7)
_cell_length_c                   22.153(8)
_cell_measurement_reflns_used    4621
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      18.66
_cell_measurement_theta_min      2.4
_cell_volume                     6467(4)
_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 0.981
_diffrn_measured_fraction_theta_max 0.981
_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  0.0674
_diffrn_reflns_av_sigmaI/netI    0.2196
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            26976
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.25
_exptl_absorpt_coefficient_mu    1.382
_exptl_absorpt_correction_T_max  0.8975
_exptl_absorpt_correction_T_min  0.6820
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    0.942
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       sheet
_exptl_crystal_F_000             1944
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.08
_platon_squeeze_details
;
;
_refine_diff_density_max         0.632
_refine_diff_density_min         -0.433
_refine_diff_density_rms         0.065
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.005
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1081
_refine_ls_number_reflns         22355
_refine_ls_number_restraints     62
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.1492
_refine_ls_R_factor_gt           0.0658
_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\^)+(0.0408P)\^2\^+0.2448P] where P=(Fo\^2\^+2Fc\^2\^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1420
_refine_ls_wR_factor_ref         0.1509
_reflns_number_gt                7709
_reflns_number_total             22355
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt00314a2.cif
_cod_data_source_block           Complex4a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7038677--7038681.cif.
;
_cod_original_cell_volume        6466(4)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7038678