Lewis base stabilized lithium TMP-aluminates: an unexpected fragmentation and capture reaction involving cyclic ether 1,4-dioxane
García-Álvarez, Joaquín; Hevia, Eva; Kennedy, Alan R.; Klett, Jan; Mulvey, Robert E.; Chemical Communications (Cambridge, United Kingdom)  (2007) 2402–2404; doi:10.1039/b700785j

data_7101975
_publ_section_title
;
 Lewis base stabilized lithium TMP-aluminates: an unexpected fragmentation
 and capture reaction involving cyclic ether 1,4-dioxane
;
_journal_coden_ASTM              CHCOFS
_journal_issue                   23
_journal_name_full
;
 Chemical Communications (Cambridge, United Kingdom)
;
_journal_page_first              2402
_journal_page_last               2404
_journal_paper_doi               10.1039/b700785j
_journal_year                    2007
_chemical_formula_sum            'C32 H68 Al Li O8'
_chemical_formula_weight         614.78
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   19.1742(10)
_cell_length_b                   19.4623(9)
_cell_length_c                   19.9819(12)
_cell_measurement_reflns_used    4879
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      21.97
_cell_measurement_theta_min      1.00
_cell_volume                     7456.7(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       'Omega and Phi 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  0.0447
_diffrn_reflns_av_sigmaI/netI    0.0449
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            8504
_diffrn_reflns_theta_full        21.98
_diffrn_reflns_theta_max         21.98
_diffrn_reflns_theta_min         1.81
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.097
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.095
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2720
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.265
_refine_diff_density_min         -0.229
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.177
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     395
_refine_ls_number_reflns         4540
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.177
_refine_ls_R_factor_all          0.1021
_refine_ls_R_factor_gt           0.0666
_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^)+(0.0133P)^2^+20.5487P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1311
_refine_ls_wR_factor_ref         0.1501
_reflns_number_gt                3283
_reflns_number_total             4540
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b700785j.txt
_cod_data_source_block           dvgrem17
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               7101975