Structurally Powered Synergic 2,2,6,6-Tetramethylpiperidine Bimetallics: New Reflections through Lithium-Mediated Ortho Aluminations
Robert E. Mulvey; David R. Armstrong; Ben Conway; Elaine Crosbie; Alan R. Kennedy; Stuart D. Robertson; Inorganic Chemistry 50 (2011) 12241–12251; doi:10.1021/ic200562h

data_4327058
_publ_section_title
;
 Structurally Powered Synergic 2,2,6,6-Tetramethylpiperidine Bimetallics:
 New Reflections through Lithium-Mediated Ortho Aluminations
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              12241
_journal_page_last               12251
_journal_paper_doi               10.1021/ic200562h
_journal_volume                  50
_journal_year                    2011
_chemical_formula_moiety         'C32 H53 Al Li N O2'
_chemical_formula_sum            'C32 H53 Al Li N O2'
_chemical_formula_weight         517.67
_chemical_name_systematic
; 
 ? 
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_space_group_IT_number           14
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_symmetry_space_group_name_Hall  '-P 2ybc'
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_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                 93.414(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.9464(3)
_cell_length_b                   15.9170(4)
_cell_length_c                   19.7960(6)
_cell_measurement_reflns_used    8091
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      30.9418
_cell_measurement_theta_min      2.9877
_cell_volume                     3128.48(16)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov  6 2009,16:24:50)
;
_computing_data_collection
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CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov  6 2009,16:24:50)
;
_computing_data_reduction
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CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov  6 2009,16:24:50)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.887
_diffrn_measured_fraction_theta_max 0.887
_diffrn_measurement_device_type  'Xcalibur, Sapphire3, Gemini'
_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  0.0281
_diffrn_reflns_av_sigmaI/netI    0.0666
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            20987
_diffrn_reflns_theta_full        31.01
_diffrn_reflns_theta_max         31.01
_diffrn_reflns_theta_min         2.99
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.93485
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov  6 2009,16:24:50)
empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.099
_exptl_crystal_description       block
_exptl_crystal_F_000             1136
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.279
_refine_diff_density_min         -0.272
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.907
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     396
_refine_ls_number_reflns         8860
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.907
_refine_ls_R_factor_all          0.0772
_refine_ls_R_factor_gt           0.0414
_refine_ls_shift/su_max          0.019
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0485P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0891
_refine_ls_wR_factor_ref         0.0956
_reflns_number_gt                5623
_reflns_number_total             8860
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic200562h_si_001_3.cif
_cod_data_source_block           srec1001
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4327058