Molybdenum(vi) complexes of hemilabile aroylhydrazone ligands as efficient catalysts for greener cyclooctene epoxidation: an experimental and theoretical approach
Pisk, Jana; Rubčić, Mirta; Kuzman, Dino; Cindrić, Marina; Agustin, Dominique; Vrdoljak, Višnja; New Journal of Chemistry 43 (2019) 5531–; doi:10.1039/C9NJ00229D

data_7058228
_publ_section_title
;
 Molybdenum(vi) complexes of hemilabile aroylhydrazone ligands as
 efficient catalysts for greener cyclooctene epoxidation: an experimental
 and theoretical approach
;
_journal_issue                   14
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              5531
_journal_paper_doi               10.1039/C9NJ00229D
_journal_volume                  43
_journal_year                    2019
_chemical_formula_moiety         'C28 H22 Mo2 N6 O8'
_chemical_formula_sum            'C28 H22 Mo2 N6 O8'
_chemical_formula_weight         762.39
_chemical_name_common
'cyclo-bis(2-oxobenzaldehyde 2-aminobenzoylhydrazonato-O,N,O',N')tetraoxo-dimolybdenum(VI)'
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2018-12-23 deposited with the CCDC.    2019-03-06 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 114.273(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.5190(10)
_cell_length_b                   18.4290(6)
_cell_length_c                   12.9998(8)
_cell_measurement_reflns_used    5289
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.9630
_cell_measurement_theta_min      4.6110
_cell_volume                     2734.1(3)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
;
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXS-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      296(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.3426
_diffrn_detector_type            Sapphire3
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Sapphire3'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0685
_diffrn_reflns_av_unetI/netI     0.0756
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            30735
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.000
_diffrn_reflns_theta_min         4.089
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.982
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.95710
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.852
_exptl_crystal_description       block
_exptl_crystal_F_000             1520
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.442
_refine_diff_density_min         -0.611
_refine_diff_density_rms         0.101
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     409
_refine_ls_number_reflns         7242
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0919
_refine_ls_R_factor_gt           0.0515
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0272P)^2^+0.2289P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0796
_refine_ls_wR_factor_ref         0.0898
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5005
_reflns_number_total             7242
_reflns_threshold_expression     'I > 2\s(I)'
_publcif_datablock.id            {4134af63-902c-4a45-addf-03b7fc4ca457}
_cod_data_source_file            c9nj00229d2.cif
_cod_data_source_block           1-alpha
_cod_depositor_comments
'Adding full bibliography for 7058224--7058230.cif.'
_cod_database_code               7058228
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              65061