Synthesis of Homoleptic Barium Alkoxides and Aryloxides and Their Reactions with Al(CH3)3: a Convenient Route to Heterometallic Species
Józef Utko; Sławomir Szafert; Lucjan B. Jerzykiewicz; Piotr Sobota; Inorganic Chemistry 44 (2005) 5194–5196; doi:10.1021/ic0503129

data_4309267
_publ_contact_author_email       plas@wchuwr.chem.uni.wroc.pl
_publ_contact_author_name        'Piotr Sobota'
_publ_contact_author_phone       +48-(0)-71-375-73-06
_publ_section_title
;
Synthesis of Homoleptic Barium Alkoxides and Aryloxides and Their Reactions
with Al(CH3)3: a Convenient Route to Heterometallic Species
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5194
_journal_page_last               5196
_journal_paper_doi               10.1021/ic0503129
_journal_volume                  44
_journal_year                    2005
_chemical_formula_sum            'C70 H82 Ba O14'
_chemical_formula_weight         1284.70
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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                 99.13(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.147(3)
_cell_length_b                   14.825(3)
_cell_length_c                   21.798(3)
_cell_measurement_reflns_used    14320
_cell_measurement_temperature    100(1)
_cell_measurement_theta_max      28
_cell_measurement_theta_min      2
_cell_volume                     6428.1(19)
_computing_cell_refinement       'Oxford Diffraion software, CrystAlis 1.171'
_computing_data_collection       'Oxford Diffraion software, CrystAlis 1.171'
_computing_data_reduction        'Oxford Diffraion software, CrystAlis 1.171'
_computing_molecular_graphics    'SHELXTL-NT V5.1, Bruker AXS 1999'
_computing_publication_material  'SHELXTL-NT V5.1, Bruker AXS 1999'
_computing_structure_refinement  'SHELXTL-NT V5.1, Bruker AXS 1999'
_computing_structure_solution    'SHELXTL-NT V5.1, Bruker AXS 1999'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.902
_diffrn_measured_fraction_theta_max 0.902
_diffrn_measurement_device_type  'Kuma KM4CCD kappa-axis diffractometer'
_diffrn_measurement_method       \w
_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  0.0545
_diffrn_reflns_av_sigmaI/netI    0.0838
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            40913
_diffrn_reflns_theta_full        28.55
_diffrn_reflns_theta_max         28.55
_diffrn_reflns_theta_min         2.93
_exptl_absorpt_coefficient_mu    0.682
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.327
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2680
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.417
_refine_diff_density_min         -0.774
_refine_diff_density_rms         0.078
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.006
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     786
_refine_ls_number_reflns         14770
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.006
_refine_ls_R_factor_all          0.0791
_refine_ls_R_factor_gt           0.0440
_refine_ls_shift/su_max          0.182
_refine_ls_shift/su_mean         0.010
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0306P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0736
_refine_ls_wR_factor_ref         0.0800
_reflns_number_gt                10492
_reflns_number_total             14770
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0503129rom20050301_122331_1.cif
_cod_data_source_block           for_comlpex_1
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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_cell_volume        6428.1(18)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4309267