Synthesis, spectral, and structural characterizations of imidazole oxalato molybdenum(IV/V/VI) complexes.
Chen, Quan-Liang; Chen, Hong-Bin; Cao, Ze-Xing; Zhou, Zhao-Hui; Dalton transactions (Cambridge, England : 2003) 42 (2013) 1627–1636; doi:10.1039/c2dt31566a

data_7022064
_publ_section_title
;
 Synthesis, spectral, and structural characterizations of imidazole
 oxalato molybdenum(IV/V/VI) complexes.
;
_journal_issue                   5
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1627
_journal_page_last               1636
_journal_paper_doi               10.1039/c2dt31566a
_journal_volume                  42
_journal_year                    2013
_chemical_formula_sum            'C12 H18 Mo3 N8 O9'
_chemical_formula_weight         706.16
_chemical_name_common            'Oxomolybdenum(VI/V) imidazole hydrate'
_space_group_IT_number           4
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 99.098(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.2312(2)
_cell_length_b                   15.6958(4)
_cell_length_c                   8.7803(2)
_cell_measurement_temperature    446(2)
_cell_volume                     1120.10(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      446(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_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  0.0437
_diffrn_reflns_av_sigmaI/netI    0.0609
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            6232
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.82
_exptl_absorpt_coefficient_mu    1.714
_exptl_absorpt_correction_T_max  0.9192
_exptl_absorpt_correction_T_min  0.7256
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_density_diffrn    2.094
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             688
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.460
_refine_diff_density_min         -0.483
_refine_diff_density_rms         0.105
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.03(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.741
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     295
_refine_ls_number_reflns         4075
_refine_ls_number_restraints     28
_refine_ls_restrained_S_all      0.741
_refine_ls_R_factor_all          0.0312
_refine_ls_R_factor_gt           0.0271
_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^)+(0.0620P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0680
_refine_ls_wR_factor_ref         0.0700
_reflns_number_gt                3876
_reflns_number_total             4075
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt31566a.txt
_cod_data_source_block           sad8
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               7022064