A Sterically Hindered N,N,O Tripod Ligand and Its Zinc Complex Chemistry
Alexander Trösch; Heinrich Vahrenkamp; Inorganic Chemistry 40 (2001) 2305–2311; doi:10.1021/ic001204j

data_4319622
_publ_section_title
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 A Sterically Hindered N,N,O Tripod Ligand and Its Zinc Complex Chemistry
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2305
_journal_page_last               2311
_journal_paper_doi               10.1021/ic001204j
_journal_volume                  40
_journal_year                    2001
_chemical_formula_sum            'C62 H94 Cl2 N6 O17 Zn2'
_chemical_formula_weight         1397.07
_chemical_melting_point          250
_chemical_name_common            (Di(2-picolyl)(2-hydroxylato-3,5-di-tert-butyl
_chemical_name_systematic        (Di(2-picolyl)(2-hydroxylato-3,5-di-tert-butyl
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 94.94(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.072(2)
_cell_length_b                   41.445(8)
_cell_length_c                   14.386(3)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_volume                     7171(2)
_computing_cell_refinement       'CAD4 5.1'
_computing_data_collection       'CAD4 5.1'
_computing_data_reduction        'CADFOR und CADSEX'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  Nonius-Turbo-CAD4
_diffrn_measurement_method       Omega-2Theta
_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  0.0502
_diffrn_reflns_av_sigmaI/netI    0.0808
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       50
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            13850
_diffrn_reflns_theta_full        25.47
_diffrn_reflns_theta_max         25.47
_diffrn_reflns_theta_min         2.88
_diffrn_standards_decay_%        10%
_diffrn_standards_interval_count 'OCR every 200 refl.'
_diffrn_standards_interval_time  'ICR every 1800s'
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    0.810
_exptl_absorpt_correction_T_max  none
_exptl_absorpt_correction_T_min  none
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.294
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       isometric
_exptl_crystal_F_000             2952
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.5
_exptl_crystal_size_min          0.4
_refine_diff_density_max         0.647
_refine_diff_density_min         -0.385
_refine_diff_density_rms         0.090
_refine_ls_extinction_coef       none
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    Riding-Model
_refine_ls_matrix_type           full
_refine_ls_number_parameters     809
_refine_ls_number_reflns         13299
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.1889
_refine_ls_R_factor_gt           0.0814
_refine_ls_shift/su_max          0.240
_refine_ls_shift/su_mean         0.008
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1128P)^2^+33.3895P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2261
_refine_ls_wR_factor_ref         0.2968
_reflns_number_gt                6780
_reflns_number_total             13299
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic001204j_7.cif
_cod_data_source_block           a16(k1)
_cod_depositor_comments
;
The following automatic conversions were performed:

'_geom_angle_publ_flag' value 'Y' changed to 'y' according to the
built-in table from CIF Core dictionary named 'cif_core.dic' version
2.4.1 from 2010-06-29 (169 times).

'_geom_bond_publ_flag' value 'Y'
changed to 'y' according to the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29 (97
times).

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_database_code               4319622