Synthesis and characterization of bisoxazolines- and pybox-copper(ii) complexes and their application in the coupling of α-carbonyls with functionalized amines.
Jia, Wei-Guo; Li, Dan-Dan; Dai, Yuan-Chen; Zhang, Hui; Yan, Li-Qin; Sheng, En-Hong; Wei, Yun; Mu, Xiao-Long; Huang, Kuo-Wei; Organic & biomolecular chemistry 12 (2014) 5509–5516; doi:10.1039/c4ob01027b

data_7153868
_publ_section_title
;
 Synthesis and characterization of bisoxazolines- and pybox-copper(ii)
 complexes and their application in the coupling of \a-carbonyls with
 functionalized amines.
;
_journal_issue                   29
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              5509
_journal_page_last               5516
_journal_paper_doi               10.1039/c4ob01027b
_journal_volume                  12
_journal_year                    2014
_chemical_formula_sum            'C14 H19 N O2'
_chemical_formula_weight         233.30
_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                 98.2260(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.4443(15)
_cell_length_b                   6.1524(6)
_cell_length_c                   14.5492(15)
_cell_measurement_temperature    293(2)
_cell_volume                     1279.6(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_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  0.0512
_diffrn_reflns_av_sigmaI/netI    0.0494
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            10565
_diffrn_reflns_theta_full        27.43
_diffrn_reflns_theta_max         27.43
_diffrn_reflns_theta_min         2.83
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  0.9912
_exptl_absorpt_correction_T_min  0.9888
_exptl_crystal_density_diffrn    1.211
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.200
_refine_diff_density_min         -0.151
_refine_diff_density_rms         0.035
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.998
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     154
_refine_ls_number_reflns         2904
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.998
_refine_ls_R_factor_all          0.1085
_refine_ls_R_factor_gt           0.0483
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0570P)^2^+0.0716P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1086
_refine_ls_wR_factor_ref         0.1341
_reflns_number_gt                1552
_reflns_number_total             2904
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ob01027b2.cif
_cod_data_source_block           e:\single~1\131223~1\ygz
_cod_depositor_comments
'Adding full bibliography for 7153865--7153868.cif.'
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7153868