Sounding out the Reactivity of Trimethylyttrium
Dietrich, H. Martin; Meermann, Christian; Törnroos, Karl W.; Anwander, Reiner; Organometallics 25 (2006) 4316–; doi:10.1021/om060488y

data_4074243
_publ_section_title
;
 Sounding out the Reactivity of Trimethylyttrium
;
_journal_issue                   18
_journal_name_full               Organometallics
_journal_page_first              4316
_journal_paper_doi               10.1021/om060488y
_journal_volume                  25
_journal_year                    2006
_chemical_formula_moiety
;
C97 H74 O7 Y2, C7 H8
;
_chemical_formula_sum            'C104 H82 O7 Y2'
_chemical_formula_weight         1621.52
_chemical_name_common
;
[Y(OC~14~H~11~)~2~(\m-OC~14~H~11~)]~2~(fluorenone) 
mono toluene solvate 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 116.1200(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   26.5475(11)
_cell_length_b                   13.4330(5)
_cell_length_c                   25.2838(10)
_cell_measurement_reflns_used    19395
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      25.183
_cell_measurement_theta_min      2.213
_cell_volume                     8095.7(6)
_computing_cell_refinement
;
Bruker (2001). SAINT, version 6.02a, Bruker AXS Inc., Madison, 
Wisconsin, USA.
;
_computing_data_collection
;
Bruker (1999). SMART, version 5.059, Bruker AXS Inc., Madison, 
Wisconsin, USA.
;
_computing_data_reduction
;
Bruker (2001). SAINT, version 6.02a, Bruker AXS Inc., Madison, 
Wisconsin, USA.
;
_computing_molecular_graphics
;
Brandenburg, K. (2005). DIAMOND. Version 3.1. Crystal Impact GbR, Bonn, 
Germany.
;
_computing_publication_material
;
Bruker AXS (2003). SHELXTL. Version 6.14. Bruker AXS Inc., Madison, 
Wisconsin, USA.
;
_computing_structure_refinement
;
Sheldrick, G. M. (1997). SHELXS97 and SHELXL97. University of 
G\"ottingen, Germany.
;
_computing_structure_solution
;     
Sheldrick, G. M. (1997). SHELXS97 and SHELXL97. University of 
G\"ottingen, Germany. 
;
_diffrn_ambient_temperature      123(2)
_diffrn_detector_area_resol_mean '48 \um'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker-AXS SMART 2K CCD'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.2027
_diffrn_reflns_av_sigmaI/netI    0.1261
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -31
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            93890
_diffrn_reflns_theta_full        25.25
_diffrn_reflns_theta_max         25.25
_diffrn_reflns_theta_min         1.61
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 1
_diffrn_standards_interval_time  '32 h'
_diffrn_standards_number         494
_exptl_absorpt_coefficient_mu    1.486
_exptl_absorpt_correction_T_max  0.96233
_exptl_absorpt_correction_T_min  0.79215
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
;
Bruker AXS (2003). SHELXTL. Version 6.14. 
Bruker AXS Inc., Madison, Wisconsin, USA. 
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.330
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'thin plate'
_exptl_crystal_F_000             3360
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.125
_exptl_crystal_size_min          0.025
_refine_diff_density_max         0.597
_refine_diff_density_min         -1.115
_refine_diff_density_rms         0.127
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.119
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1024
_refine_ls_number_reflns         14653
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.119
_refine_ls_R_factor_all          0.1384
_refine_ls_R_factor_gt           0.0773
_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^)+(0.0626P)^2^+9.2462P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1506
_refine_ls_wR_factor_ref         0.1710
_reflns_number_gt                9220
_reflns_number_total             14653
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om060488ysi20060622_093037.cif
_cod_data_source_block           compound3a
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4074243