Diastereoselective self-assembly of heterochiral Zn(ii) complexes of racemic Schiff bases in a chiral self-discriminating process: effect of non-covalent interactions on solid state structural self-assembly
Jena, Himanshu Sekhar; RSC Adv. 4 (2014) 3028–; doi:10.1039/C3RA45082A

data_7239342
_publ_section_title
;
 Diastereoselective self-assembly of heterochiral Zn(ii) complexes of
 racemic Schiff bases in a chiral self-discriminating process: effect of
 non-covalent interactions on solid state structural self-assembly
;
_journal_issue                   6
_journal_name_full               'RSC Adv.'
_journal_page_first              3028
_journal_paper_doi               10.1039/C3RA45082A
_journal_volume                  4
_journal_year                    2014
_chemical_formula_moiety         'C38 H30 N6 O8 Zn2'
_chemical_formula_sum            'C38 H30 N6 O8 Zn2'
_chemical_formula_weight         829.46
_chemical_name_common            'Complex 1'
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 96.259(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.5074(4)
_cell_length_b                   11.5459(4)
_cell_length_c                   21.8496(8)
_cell_measurement_reflns_used    6769
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      22.34
_cell_measurement_theta_min      2.54
_cell_volume                     3638.0(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.00
_diffrn_measured_fraction_theta_max 1.00
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.1052
_diffrn_reflns_av_sigmaI/netI    0.0399
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            12435
_diffrn_reflns_theta_full        28.09
_diffrn_reflns_theta_max         28.90
_diffrn_reflns_theta_min         1.88
_diffrn_standards_decay_%        0.0(1)
_exptl_absorpt_coefficient_mu    1.380
_exptl_absorpt_correction_T_max  0.720
_exptl_absorpt_correction_T_min  0.569
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.514
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1696
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.281
_refine_diff_density_min         -0.331
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.004
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     244
_refine_ls_number_reflns         4805
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.004
_refine_ls_R_factor_all          0.0306
_refine_ls_R_factor_gt           0.0276
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0529P)^2^+0.2551P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0694
_refine_ls_wR_factor_ref         0.0716
_reflns_number_gt                3307
_reflns_number_total             4805
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ra45082a.txt
_cod_data_source_block           1_Zn-NO3
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7239342