Synergistic ligand effect for the construction of titanium-oxo clusters with planar chirality and high solution stability.
Ding, Qing-Rong; Xu, Gui-Lan; Zhang, Jian; Zhang, Lei; Dalton transactions (Cambridge, England : 2003) 49 (2020) 4030–4033; doi:10.1039/d0dt00197j

data_7703965
_publ_section_title
;
 Synergistic ligand effect for the construction of titanium-oxo clusters
 with planar chirality and high solution stability.
;
_journal_issue                   13
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4030
_journal_page_last               4033
_journal_paper_doi               10.1039/d0dt00197j
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety         'C56 H110 N6 O30 Ti9'
_chemical_formula_sum            'C56 H110 N6 O30 Ti9'
_chemical_formula_weight         1778.30
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014
_audit_update_record
;
2020-02-21 deposited with the CCDC.	2020-02-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   17.0355(4)
_cell_length_b                   19.0161(7)
_cell_length_c                   52.224(2)
_cell_measurement_reflns_used    10699
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.6290
_cell_measurement_theta_min      3.7560
_cell_volume                     16917.9(10)
_computing_cell_refinement       'Bruker FRAMBO'
_computing_data_collection       'Bruker FRAMBO'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 16.2083
_diffrn_measured_fraction_theta_full 0.966
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Xcalibur, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0547
_diffrn_reflns_av_unetI/netI     0.0624
_diffrn_reflns_Laue_measured_fraction_full 0.966
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       55
_diffrn_reflns_limit_l_min       -62
_diffrn_reflns_number            40891
_diffrn_reflns_point_group_measured_fraction_full 0.966
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         24.999
_diffrn_reflns_theta_min         3.391
_diffrn_source                   'fine-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.877
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.78664
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.41 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.398
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             7424
_exptl_crystal_size_max          0.6
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.2
_refine_diff_density_max         1.112
_refine_diff_density_min         -2.014
_refine_diff_density_rms         0.125
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     910
_refine_ls_number_reflns         14802
_refine_ls_number_restraints     629
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.1392
_refine_ls_R_factor_gt           0.1088
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1430P)^2^+137.0980P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2903
_refine_ls_wR_factor_ref         0.3093
_reflns_Friedel_coverage         0.000
_reflns_number_gt                10983
_reflns_number_total             14802
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0dt00197j2.cif
_cod_data_source_block           PTC-69
_cod_original_cell_volume        16917.8(10)
_cod_database_code               7703965
_oxdiff_exptl_absorpt_empirical_full_min 0.851
_oxdiff_exptl_absorpt_empirical_full_max 1.124
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_shelxl_version_number           2014-3
_shelx_res_checksum              94360