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_4319618
_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            'C84 H100 N6 O12 P2 Zn2'
_chemical_formula_weight         1578.38
_chemical_melting_point          217
_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           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                89.71(3)
_cell_angle_beta                 77.79(3)
_cell_angle_gamma                86.11(3)
_cell_formula_units_Z            2
_cell_length_a                   11.773(2)
_cell_length_b                   15.167(3)
_cell_length_c                   23.190(5)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_volume                     4037.7(14)
_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 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0289
_diffrn_reflns_av_sigmaI/netI    0.0705
_diffrn_reflns_limit_h_max       0
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            16654
_diffrn_reflns_theta_full        26.01
_diffrn_reflns_theta_max         26.01
_diffrn_reflns_theta_min         2.30
_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    0.697
_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    1.298
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       isometric
_exptl_crystal_F_000             1664
_exptl_crystal_size_max          0.7
_exptl_crystal_size_mid          0.6
_exptl_crystal_size_min          0.6
_refine_diff_density_max         0.773
_refine_diff_density_min         -0.534
_refine_diff_density_rms         0.079
_refine_ls_extinction_coef       none
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.988
_refine_ls_hydrogen_treatment    Riding-Model
_refine_ls_matrix_type           full
_refine_ls_number_parameters     991
_refine_ls_number_reflns         15843
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.988
_refine_ls_R_factor_all          0.1328
_refine_ls_R_factor_gt           0.0575
_refine_ls_shift/su_max          1.899
_refine_ls_shift/su_mean         0.048
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1019P)^2^+5.1799P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1497
_refine_ls_wR_factor_ref         0.1925
_reflns_number_gt                9682
_reflns_number_total             15843
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic001204j_3.cif
_cod_data_source_block           a20(k10)
_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 (202 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 (125
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_original_cell_volume        4037.6(14)
_cod_database_code               4319618