Oxo-molybdenum and oxo-tungsten complexes of Schiff bases relevant to molybdoenzymes
Lyashenko, Ganna; Saischek, Gerald; Judmaier, Martina E.; Volpe, Manuel; Baumgartner, Judith; Belaj, Ferdinand; Jancik, Vojtech; Herbst-Irmer, Regine; Mösch-Zanetti, Nadia C.; Dalton Transactions  (2009) 5655–; doi:10.1039/b820629e

data_7001693
_publ_section_title
;
 Oxo-molybdenum and oxo-tungsten complexes of Schiff bases relevant to
 molybdoenzymes
;
_journal_issue                   29
_journal_name_full               'Dalton Transactions'
_journal_page_first              5655
_journal_paper_doi               10.1039/b820629e
_journal_year                    2009
_chemical_compound_source        'synthetical product'
_chemical_formula_moiety         'C22 H24 Mo N2 O4'
_chemical_formula_sum            'C22 H24 Mo N2 O4'
_chemical_formula_weight         476.37
_chemical_name_common
'di(4-(phenylimino)-2-pentanonato-N,O)dioxo molybdenum'
_chemical_name_systematic
' di[4-(phenylimino)-2-pentanonato-N,O]dioxo molybdenum'
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 92.651(17)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.249(2)
_cell_length_b                   9.8926(18)
_cell_length_c                   19.152(4)
_cell_measurement_reflns_used    73
_cell_measurement_temperature    95(2)
_cell_measurement_theta_max      19.85
_cell_measurement_theta_min      19.14
_cell_volume                     2129.0(7)
_computing_cell_refinement       'local software'
_computing_data_collection       'local software'
_computing_data_reduction        'local software'
_computing_molecular_graphics    'ORTEP (Johnson, 1965)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      95(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  Stoe
_diffrn_measurement_method       '\w-\q scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0448
_diffrn_reflns_av_sigmaI/netI    0.0660
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            7341
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         30.00
_diffrn_reflns_theta_min         2.73
_diffrn_standards_decay_%        0.0
_diffrn_standards_interval_count 100
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.646
_exptl_absorpt_correction_T_max  0.9233
_exptl_absorpt_correction_T_min  0.8232
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
'Parkin, S., Moezzi, B. and Hope H. (1995) J. Appl. Cryst. 28, 53-56'
_exptl_crystal_colour            'dark yellow'
_exptl_crystal_density_diffrn    1.486
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cube
_exptl_crystal_F_000             976
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.671
_refine_diff_density_min         -0.957
_refine_diff_density_rms         0.117
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    refU
_refine_ls_matrix_type           full
_refine_ls_number_parameters     274
_refine_ls_number_reflns         6199
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0629
_refine_ls_R_factor_gt           0.0480
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0561P)^2^+1.0100P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1161
_refine_ls_wR_factor_ref         0.1268
_reflns_number_gt                5006
_reflns_number_total             6199
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b820629e.txt
_cod_data_source_block           gru
_cod_database_code               7001693