Double-Stranded Monohelical Complexes from an Unsymmetrical Chiral Schiff-Base Ligand
Azadeh Lalehzari; John Desper; Christopher J. Levy; Inorganic Chemistry 47 (2008) 1120–1126; doi:10.1021/ic702015u

data_4304515
_publ_contact_author_address
;Kansas State University
Department of Chemistry
111 Willard Hall
Manhattan, KS 66506
;
_publ_contact_author_email       clevy@ksu.edu
_publ_contact_author_fax         '(785) 532-6666'
_publ_contact_author_name        'Christopher J. Levy'
_publ_contact_author_phone       '(785) 532-6688'
_publ_section_title
;
Double-Stranded Monohelical Complexes from an Unsymmetrical Chiral
Schiff-Base Ligand
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1120
_journal_page_last               1126
_journal_paper_doi               10.1021/ic702015u
_journal_volume                  47
_journal_year                    2008
_chemical_absolute_configuration ad
_chemical_formula_moiety
;
(C14 H17 N2 O3)2 Zn
;
_chemical_formula_sum            'C28 H34 N4 O6 Zn'
_chemical_formula_weight         587.96
_chemical_name_systematic
;
AL-4-26/ZnCl2-R
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 94.8560(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.7802(7)
_cell_length_b                   12.5067(10)
_cell_length_c                   12.3400(10)
_cell_measurement_reflns_used    6062
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.25
_cell_measurement_theta_min      2.30
_cell_volume                     1350.21(19)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_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      100(2)
_diffrn_measured_fraction_theta_full 0.976
_diffrn_measured_fraction_theta_max 0.976
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0256
_diffrn_reflns_av_sigmaI/netI    0.0328
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            15953
_diffrn_reflns_theta_full        28.27
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         1.66
_exptl_absorpt_coefficient_mu    0.959
_exptl_absorpt_correction_T_max  0.9626
_exptl_absorpt_correction_T_min  0.6254
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    1.446
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             616
_exptl_crystal_size_max          0.54
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.608
_refine_diff_density_min         -0.204
_refine_diff_density_rms         0.060
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.008(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     370
_refine_ls_number_reflns         6375
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0319
_refine_ls_R_factor_gt           0.0298
_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^)+(0.0400P)^2^+0.4000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0707
_refine_ls_wR_factor_ref         0.0718
_reflns_Friedel_coverage         0.865
_reflns_number_gt                6102
_reflns_number_total             6375
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic702015u-file003_6.cif
_cod_data_source_block           al0610
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_database_code               4304515