“Metastable” Lu(GaMe4)3Reacts Like Masked [LuMe3]: Synthesis of an Unsolvated Lanthanide Dimethyl Complex
Zimmermann, Melanie; Litlabø, Rannveig; Törnroos, Karl W.; Anwander, Reiner; Organometallics 28 (2009) 6646–; doi:10.1021/om900838h

data_4070464
_publ_section_title
;
 &#x201C;Metastable&#x201D; Lu(GaMe4)3Reacts Like Masked [LuMe3]:
 Synthesis of an Unsolvated Lanthanide Dimethyl Complex
;
_journal_issue                   23
_journal_name_full               Organometallics
_journal_page_first              6646
_journal_paper_doi               10.1021/om900838h
_journal_volume                  28
_journal_year                    2009
_chemical_formula_moiety         '2(C12 H36 Ga3 Lu), C3 H9 Ga'
_chemical_formula_sum            'C27 H81 Ga7 Lu2'
_chemical_formula_weight         1243.90
_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
_cell_angle_alpha                77.626(1)
_cell_angle_beta                 86.399(1)
_cell_angle_gamma                85.495(1)
_cell_formula_units_Z            2
_cell_length_a                   7.2253(2)
_cell_length_b                   17.3978(5)
_cell_length_c                   18.6916(6)
_cell_measurement_reflns_used    15828
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.16
_cell_measurement_theta_min      2.43
_cell_volume                     2285.39(12)
_computing_cell_refinement
;
Bruker (2008). SAINT, version 6.45A, Bruker AXS Inc., Madison, 
Wisconsin, USA.
;
_computing_data_collection
;
Bruker (1999). SMART, version 5.054, Bruker AXS Inc., Madison, 
Wisconsin, USA.
;
_computing_data_reduction
;
Bruker (2004). SAINT, version 6.45a, Bruker AXS Inc., Madison, 
Wisconsin, USA.
;
_computing_molecular_graphics
;
Brandenburg, K. (2007). 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. (2008). Acta Crystallographica, A64, 112-122.
;
_computing_structure_solution
;     
Sheldrick, G. M. (2008). Acta Crystallographica, A64, 112-122.
;
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean '48 \um'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0266
_diffrn_reflns_av_sigmaI/netI    0.0261
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            39265
_diffrn_reflns_theta_full        30.17
_diffrn_reflns_theta_max         30.17
_diffrn_reflns_theta_min         1.46
_exptl_absorpt_coefficient_mu    8.345
_exptl_absorpt_correction_T_max  0.1886
_exptl_absorpt_correction_T_min  0.1238
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS version 2008/1, G.M Sheldrick, University of 
G\"ttingen, Germany, 2008.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.808
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'irregular prism'
_exptl_crystal_F_000             1204
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.34
_exptl_crystal_size_min          0.30
_refine_diff_density_max         1.536
_refine_diff_density_min         -0.896
_refine_diff_density_rms         0.104
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.117
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     448
_refine_ls_number_reflns         13491
_refine_ls_number_restraints     72
_refine_ls_restrained_S_all      1.116
_refine_ls_R_factor_all          0.0228
_refine_ls_R_factor_gt           0.0193
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0139P)^2^+1.5235P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0464
_refine_ls_wR_factor_ref         0.0477
_reflns_number_gt                12272
_reflns_number_total             13491
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om900838h_si_001.cif
_cod_data_source_block           Compound1
_cod_database_code               4070464