Cationic, Neutral, and Anionic Allyl Magnesium Compounds: Unprecedented Ligand Conformations and Reactivity Toward Unsaturated Hydrocarbons
Crispin Lichtenberg; Thomas P. Spaniol; Ilja Peckermann; Timothy P. Hanusa; Jun Okuda; Journal of the American Chemical Society 135 (2013) 811–821; doi:10.1021/ja310112e

data_4119181
_publ_contact_author_address
;
        Institute of Inorganic Chemistry
        RWTH Aachen University
        Landoltweg 1
        D-52056 Aachen
        Germany
;
_publ_contact_author_fax         0049-241-8092644
_publ_contact_author_name        'Jun Okuda'
_publ_contact_author_phone       0049-241-8094645
_publ_section_title
;
 Cationic, Neutral, and Anionic Allyl Magnesium Compounds: Unprecedented
 Ligand Conformations and Reactivity Toward Unsaturated Hydrocarbons
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              811
_journal_page_last               821
_journal_paper_doi               10.1021/ja310112e
_journal_volume                  135
_journal_year                    2013
_chemical_formula_moiety         'C20 H36 K2 Mg O2'
_chemical_formula_sum            'C20 H36 K2 Mg O2'
_chemical_formula_weight         411.00
_chemical_name_systematic
;
 ?
;
_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                 91.683(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.832(4)
_cell_length_b                   14.414(5)
_cell_length_c                   17.010(6)
_cell_measurement_reflns_used    4635
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.01
_cell_measurement_theta_min      2.40
_cell_volume                     2409.6(15)
_computing_cell_refinement       'Bruker SMART (2001)'
_computing_data_collection       'Bruker SMART (2001)'
_computing_data_reduction        'Bruker SAINT+ (1999)'
_computing_molecular_graphics    'ORTEP-III (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-92 (Altomare 1992)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'APEX Area Detector'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  'multilayer optics'
_diffrn_radiation_source         'INCOATEC microsource'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0882
_diffrn_reflns_av_sigmaI/netI    0.0599
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            27386
_diffrn_reflns_theta_full        26.50
_diffrn_reflns_theta_max         26.50
_diffrn_reflns_theta_min         1.20
_exptl_absorpt_coefficient_mu    0.429
_exptl_absorpt_correction_T_max  0.9041
_exptl_absorpt_correction_T_min  0.8750
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs Bruker'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.133
_exptl_crystal_description       block
_exptl_crystal_F_000             888
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.24
_refine_diff_density_max         1.255
_refine_diff_density_min         -0.421
_refine_diff_density_rms         0.102
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     355
_refine_ls_number_reflns         4943
_refine_ls_number_restraints     72
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.1064
_refine_ls_R_factor_gt           0.0836
_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^)+(0.1080P)^2^+6.0565P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2145
_refine_ls_wR_factor_ref         0.2328
_reflns_number_gt                3791
_reflns_number_total             4943
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja310112e_si_002_1.cif
_cod_data_source_block           8(THF)2
_cod_database_code               4119181