Unsymmetrical octanuclear Schiff base clusters: synthesis, characterization and catalysis.
Kielland, Nicola; Escudero-Adán, Eduardo C; Martínez Belmonte, Marta; Kleij, Arjan W.; Dalton transactions (Cambridge, England : 2003) 42 (2013) 1427–1436; doi:10.1039/c2dt31723k

data_7020703
_publ_section_title
;
 Unsymmetrical octanuclear Schiff base clusters: synthesis,
 characterization and catalysis.
;
_journal_issue                   5
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1427
_journal_page_last               1436
_journal_paper_doi               10.1039/c2dt31723k
_journal_volume                  42
_journal_year                    2013
_chemical_formula_sum            'C39.75 H27.25 N6 O10 Zn4'
_chemical_formula_weight         1010.41
_chemical_name_systematic
;
?
;
_space_group_IT_number           148
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            36
_cell_length_a                   57.3214(15)
_cell_length_b                   57.3214(15)
_cell_length_c                   15.4613(5)
_cell_measurement_reflns_used    9372
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.39
_cell_measurement_theta_min      2.22
_cell_volume                     43996(2)
_computing_cell_refinement       'Bruker APEX2 v2011.4-0'
_computing_data_collection       'Bruker APEX2 v2011.4-0'
_computing_data_reduction        'Bruker SAINT V7.60A'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXS-97 (Sheldrick, 2008)'
_computing_structure_solution    Sir2011
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 512
_diffrn_detector_type            '4K CCD area detector APEX II'
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Kappa 4-axis goniometer bruker-nonius'
_diffrn_measurement_method
;
Fullsphere data collection, phi and omega scans
;
_diffrn_measurement_specimen_support 'magnetic support whith MicroMount'
_diffrn_radiation_monochromator  'Multilayer Montel 200 mirrors'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0901
_diffrn_reflns_av_sigmaI/netI    0.0563
_diffrn_reflns_limit_h_max       71
_diffrn_reflns_limit_h_min       -71
_diffrn_reflns_limit_k_max       71
_diffrn_reflns_limit_k_min       -71
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            131369
_diffrn_reflns_theta_full        26.47
_diffrn_reflns_theta_max         26.47
_diffrn_reflns_theta_min         0.71
_diffrn_source                   'rotating anode X-ray tube'
_diffrn_source_current           70
_diffrn_source_power             50
_diffrn_source_size              '3 mm x 0.3 mm fine focus'
_diffrn_source_type              'Bruker-Nonius FR 591'
_exptl_absorpt_coefficient_mu    1.993
_exptl_absorpt_correction_T_max  0.8256
_exptl_absorpt_correction_T_min  0.6913
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
;
SADABS Version 2008/1 Bruker-Nonius
Blessing, Acta Cryst. (1995) A51 33-38
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.373
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             18279
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_platon_squeeze_details
;
;
_refine_diff_density_max         1.344
_refine_diff_density_min         -0.648
_refine_diff_density_rms         0.139
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.046
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1090
_refine_ls_number_reflns         20143
_refine_ls_number_restraints     1826
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0766
_refine_ls_R_factor_gt           0.0643
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0849P)^2^+469.9820P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1724
_refine_ls_wR_factor_ref         0.1815
_reflns_number_gt                16357
_reflns_number_total             20143
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt31723k.txt
_cod_data_source_block           ak877_0m-sr
_cod_depositor_comments
;
The following automatic conversions were performed:
'_diffrn_measurement_specimen_suppport' tag replaced with
'_diffrn_measurement_specimen_support'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      R-3
_cod_database_code               7020703