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_7038677
_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            'C105 H136 N7 Y3'
_chemical_formula_weight         1762.94
_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
_audit_update_record
;
2011-09-23 deposited with the CCDC.
2016-03-02 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 106.042(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   59.812(17)
_cell_length_b                   15.628(5)
_cell_length_c                   23.955(7)
_cell_measurement_reflns_used    8709
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      20.44
_cell_measurement_theta_min      2.3
_cell_volume                     21520(11)
_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  0.0823
_diffrn_reflns_av_sigmaI/netI    0.1358
_diffrn_reflns_limit_h_max       71
_diffrn_reflns_limit_h_min       -61
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            44146
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         1.35
_exptl_absorpt_coefficient_mu    1.648
_exptl_absorpt_correction_T_max  0.8795
_exptl_absorpt_correction_T_min  0.5962
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.088
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       sheet
_exptl_crystal_F_000             7456
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.08
_platon_squeeze_details
;
;
_refine_diff_density_max         0.537
_refine_diff_density_min         -0.571
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.993
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1084
_refine_ls_number_reflns         18999
_refine_ls_number_restraints     48
_refine_ls_restrained_S_all      0.996
_refine_ls_R_factor_all          0.1311
_refine_ls_R_factor_gt           0.0568
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s\^2\^(Fo\^2\^)+(0.0345P)\^2\^+0.6634P] where P=(Fo\^2\^+2Fc\^2\^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1055
_refine_ls_wR_factor_ref         0.1143
_reflns_number_gt                8272
_reflns_number_total             18999
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt00314a2.cif
_cod_data_source_block           Complex2a
_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.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7038677--7038681.cif.
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7038677