Utilizing tautomerization of 2-amino-oxazoline in hydrogen bonding tripodal ligands
Park, Young Jun; Sickerman, Nathaniel S.; Ziller, Joseph W.; Borovik, A. S.; Chemical Communications 46 (2010) 2584–; doi:10.1039/c000160k

data_7105416
_publ_section_title
;
 Utilizing tautomerization of 2-amino-oxazoline in hydrogen bonding
 tripodal ligands
;
_journal_issue                   15
_journal_name_full               'Chemical Communications'
_journal_page_first              2584
_journal_paper_doi               10.1039/c000160k
_journal_volume                  46
_journal_year                    2010
_chemical_formula_sum            'C41 H50 B N7 O5 Zn'
_chemical_formula_weight         797.06
_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   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXTL
_cell_angle_alpha                88.7516(5)
_cell_angle_beta                 76.4113(5)
_cell_angle_gamma                71.5359(5)
_cell_formula_units_Z            2
_cell_length_a                   11.2142(5)
_cell_length_b                   12.9201(6)
_cell_length_c                   14.3636(6)
_cell_measurement_reflns_used    9935
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      2.28
_cell_volume                     1915.61(15)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD'
_diffrn_measurement_method       'phi and omega'
_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  0.0204
_diffrn_reflns_av_sigmaI/netI    0.0255
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            22314
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.97
_exptl_absorpt_coefficient_mu    0.696
_exptl_absorpt_correction_T_max  0.8849
_exptl_absorpt_correction_T_min  0.8343
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.382
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       polyhedron
_exptl_crystal_F_000             840
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.837
_refine_diff_density_min         -0.493
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     509
_refine_ls_number_reflns         8701
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.051
_refine_ls_R_factor_all          0.0389
_refine_ls_R_factor_gt           0.0350
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0472P)^2^+1.0707P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0933
_refine_ls_wR_factor_ref         0.0960
_reflns_number_gt                7882
_reflns_number_total             8701
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c000160k.txt
_cod_data_source_block           asb105
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' 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 

The following automatic conversions were performed:

'_atom_sites_solution_hydrogens' value 'geom & difmap' was changed to
'mixed'.

Automatic conversion script
Id: cif_fix_values 6452 2018-10-05 10:23:21Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7105416