Oxido- and Mixed-Ligand Peroxido Complexes of Niobium(V) as Potent Phosphatase Inhibitors and Efficient Catalysts for Eco-Friendly Styrene Epoxidation
Talukdar, Hiya; Gogoi, Sandhya Rani; Sultana, Sazida Yasmin; Begum, Reshma; Dowerah, Dikshita; Sarma, Bipul; Islam, Nashreen S.; Dalton Transactions  (2023) –; doi:10.1039/D3DT01177A

data_7713317
_publ_section_title
;
 Oxido- and Mixed-Ligand Peroxido Complexes of Niobium(V) as Potent
 Phosphatase Inhibitors and Efficient Catalysts for Eco-Friendly Styrene
 Epoxidation
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D3DT01177A
_journal_year                    2023
_chemical_formula_sum            'C36 H30 Nb2 O29'
_chemical_formula_weight         1112.42
_space_group_crystal_system      orthorhombic
_space_group_IT_number           60
_space_group_name_Hall           '-P 2n 2ab'
_space_group_name_H-M_alt        'P b c n'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2023-06-15 deposited with the CCDC.	2023-06-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   22.3770(14)
_cell_length_b                   13.3328(8)
_cell_length_c                   15.5757(8)
_cell_measurement_reflns_used    2699
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      18.65
_cell_measurement_theta_min      2.71
_cell_volume                     4647.0(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1114
_diffrn_reflns_av_unetI/netI     0.0595
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.989
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            46157
_diffrn_reflns_point_group_measured_fraction_full 0.988
_diffrn_reflns_point_group_measured_fraction_max 0.989
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         26.000
_diffrn_reflns_theta_min         1.820
_exptl_absorpt_coefficient_mu    0.588
_exptl_absorpt_correction_T_max  0.909
_exptl_absorpt_correction_T_min  0.855
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.590
_exptl_crystal_description       block
_exptl_crystal_F_000             2240
_exptl_crystal_size_max          0.280
_exptl_crystal_size_mid          0.220
_exptl_crystal_size_min          0.160
_refine_diff_density_max         1.045
_refine_diff_density_min         -0.390
_refine_diff_density_rms         0.088
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.974
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     310
_refine_ls_number_reflns         4522
_refine_ls_number_restraints     24
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.0966
_refine_ls_R_factor_gt           0.0495
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0811P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1237
_refine_ls_wR_factor_ref         0.1481
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2714
_reflns_number_total             4522
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3dt01177a2.cif
_cod_data_source_block           BS_NSI01
_cod_database_code               7713317
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.853
_shelx_estimated_absorpt_t_max   0.912
_exptl_absorpt_special_details   SADABS
_shelx_res_checksum              66668