Oxygen insertion reactions of mixed N-heterocyclic carbene-oxazolinylborato zinc alkyl complexes.
Xu, Songchen; Everett, William C.; Ellern, Arkady; Windus, Theresa L.; Sadow, Aaron D.; Dalton transactions (Cambridge, England : 2003) 43 (2014) 14368–14376; doi:10.1039/c4dt01011f

data_7031402
_publ_section_title
;
 Oxygen insertion reactions of mixed N-heterocyclic
 carbene-oxazolinylborato zinc alkyl complexes.
;
_journal_issue                   38
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14368
_journal_page_last               14376
_journal_paper_doi               10.1039/c4dt01011f
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         '(C30 H39 B N4 O4 Zn), 0.5(C7 H8)'
_chemical_formula_sum            'C33.5 H47 B N4 O4 Zn'
_chemical_formula_weight         645.93
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 96.8140(19)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.4966(12)
_cell_length_b                   26.859(3)
_cell_length_c                   13.4049(16)
_cell_measurement_reflns_used    9955
_cell_measurement_temperature    173.(2)
_cell_measurement_theta_max      27.1322
_cell_measurement_theta_min      2.2894
_cell_volume                     3395.0(7)
_computing_cell_refinement       'SAINT V7.66A (Bruker AXS, 2013)'
_computing_data_collection       'APEX2 Suite (Bruker AXS, 2013)'
_computing_data_reduction        'SAINT V7.66A (Bruker AXS, 2013)'
_computing_molecular_graphics    'XSHELL (Bruker AXS, 2007)'
_computing_publication_material  'APEX2 Suite (Bruker AXS, 2013)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      173.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       ' full spere \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'MoK\a '
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0327
_diffrn_reflns_av_unetI/netI     0.0222
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -34
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            44529
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.52
_diffrn_source                   'X-ray tuve'
_diffrn_source_type              'Sealed tube'
_exptl_absorpt_coefficient_mu    0.765
_exptl_absorpt_correction_T_max  0.93
_exptl_absorpt_correction_T_min  0.88
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2013)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.264
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1372
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.240
_exptl_crystal_size_min          0.090
_refine_diff_density_max         2.349
_refine_diff_density_min         -0.589
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     427
_refine_ls_number_reflns         7785
_refine_ls_number_restraints     47
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0537
_refine_ls_R_factor_gt           0.0448
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0795P)^2^+2.9746P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1329
_refine_ls_wR_factor_ref         0.1398
_reflns_number_gt                6564
_reflns_number_total             7785
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c4dt01011f2.cif
_cod_data_source_block           I
_cod_depositor_comments
'Adding full bibliography for 7031399--7031402.cif.'
_cod_original_formula_sum        'C33.50 H47 B N4 O4 Zn'
_cod_database_code               7031402