Systematic Preparation of Mo24+ Building Blocks for Supramolecular Assemblies
F. Albert Cotton; Chun Y. Liu; Carlos A. Murillo; Inorganic Chemistry 43 (2004) 2267–2276; doi:10.1021/ic035433s

data_4310819
_publ_section_title
;
 Systematic Preparation of Mo24+ Building Blocks for Supramolecular
 Assemblies
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2267
_journal_page_last               2276
_journal_paper_doi               10.1021/ic035433s
_journal_volume                  43
_journal_year                    2004
_chemical_formula_moiety         trans-[Mo2(C15H15N2O2)2(O2CCH3)2]
_chemical_formula_sum            'C34 H36 Mo2 N4 O8'
_chemical_formula_weight         820.55
_chemical_name_common            trans-[Mo2(DAniF)2(OAc)2]
_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                   10.7893(5)
_cell_length_b                   17.5542(9)
_cell_length_c                   18.2354(9)
_cell_measurement_reflns_used    19661
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      27.491
_cell_measurement_theta_min      2.216
_cell_volume                     3453.7(3)
_computing_cell_refinement       SAINT
_computing_data_collection       SMART
_computing_data_reduction        SAINT
_computing_molecular_graphics    XP
_computing_publication_material  CIFTAB
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      213(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'BRUKER SMART 1000'
_diffrn_measurement_method       \w-scans
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0147
_diffrn_reflns_av_sigmaI/netI    0.0193
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            21000
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.19
_diffrn_standards_number         'none (area detector data)'
_exptl_absorpt_coefficient_mu    0.782
_exptl_absorpt_correction_T_max  0.8097
_exptl_absorpt_correction_T_min  0.7778
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.578
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cubic
_exptl_crystal_F_000             1664
_exptl_crystal_size_max          0.342
_exptl_crystal_size_mid          0.311
_exptl_crystal_size_min          0.270
_refine_diff_density_max         0.517
_refine_diff_density_min         -0.416
_refine_diff_density_rms         0.052
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.076
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     452
_refine_ls_number_reflns         7833
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.076
_refine_ls_R_factor_all          0.0245
_refine_ls_R_factor_gt           0.0223
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0298P)^2^+1.1563P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0568
_refine_ls_wR_factor_ref         0.0586
_reflns_number_gt                7497
_reflns_number_total             7833
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            ic035433ssi20031213_045454_2.cif
_cod_data_source_block           cmpd2
_cod_database_code               4310819