Tetraalkoxyaluminates of Nickel(II), Copper(II), and Copper(I)
Michael Veith; Kroum Valtchev; Volker Huch; Inorganic Chemistry 47 (2008) 1204–1217; doi:10.1021/ic701729y

data_4304253
_publ_section_title
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Tetraalkoxyaluminates of Nickel(II), Copper(II), and Copper(I)
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1204
_journal_page_last               1217
_journal_paper_doi               10.1021/ic701729y
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C30 H68 Al2 Ni O8'
_chemical_formula_weight         669.51
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.317(2)
_cell_length_b                   17.258(3)
_cell_length_c                   26.922(5)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      12
_cell_measurement_theta_min      9
_cell_volume                     4328.9(14)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Siemens/STOE AED 2'
_diffrn_measurement_method       'omega-theta scan'
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0525
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            3841
_diffrn_reflns_theta_full        24.00
_diffrn_reflns_theta_max         24.00
_diffrn_reflns_theta_min         1.51
_exptl_absorpt_coefficient_mu    0.524
_exptl_absorpt_correction_T_max  0.9979
_exptl_absorpt_correction_T_min  0.9168
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.027
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'irregular lumbs'
_exptl_crystal_F_000             1464
_exptl_crystal_size_max          0.55
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.35
_refine_diff_density_max         0.339
_refine_diff_density_min         -0.180
_refine_diff_density_rms         0.048
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.11(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.123
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     445
_refine_ls_number_reflns         3841
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.123
_refine_ls_R_factor_all          0.1381
_refine_ls_R_factor_gt           0.0764
_refine_ls_shift/su_max          0.999
_refine_ls_shift/su_mean         0.069
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0816P)^2^+3.1635P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1641
_refine_ls_wR_factor_ref         0.2106
_reflns_number_gt                2318
_reflns_number_total             3841
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic701729y-file003_07.cif
_cod_data_source_block           comp_13
_cod_database_code               4304253