Copper-Mediated Amidation of Alkenylzirconocenes with Acyl Azides: Formation of Enamides
Liu, Hailan; Zhou, Yiqing; Yan, Xiaoyu; Chen, Chao; Liu, Qingbin; Xi, Chanjuan; Organic Letters 15 (2013) 5174–; doi:10.1021/ol402212g

data_1512565
_publ_section_title
;
 Copper-Mediated Amidation of Alkenylzirconocenes with Acyl Azides:
 Formation of Enamides
;
_journal_issue                   20
_journal_name_full               'Organic Letters'
_journal_page_first              5174
_journal_paper_doi               10.1021/ol402212g
_journal_volume                  15
_journal_year                    2013
_chemical_formula_moiety         'C19 H21 N O'
_chemical_formula_sum            'C19 H21 N O'
_chemical_formula_weight         279.37
_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                 107.22(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.043(4)
_cell_length_b                   5.2281(10)
_cell_length_c                   16.532(3)
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.44
_cell_measurement_theta_min      2.24
_cell_volume                     1572.1(6)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2007)'
_computing_molecular_graphics    'XP in Siemens SHELXTL (Sheldrick, 1994)'
_computing_publication_material  'SHELX97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'MM007-HF CCD(Saturn 724+)'
_diffrn_measurement_method       '\w scans at fixed \c = 45\%'
_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  0.0787
_diffrn_reflns_av_sigmaI/netI    0.0730
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            10396
_diffrn_reflns_theta_full        27.44
_diffrn_reflns_theta_max         27.44
_diffrn_reflns_theta_min         2.24
_diffrn_standards_decay_%        none
_diffrn_standards_interval_count none
_diffrn_standards_interval_time  none
_diffrn_standards_number         none
_exptl_absorpt_coefficient_mu    0.072
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.1737
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.180
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Plate
_exptl_crystal_F_000             600
_exptl_crystal_size_max          0.221
_exptl_crystal_size_mid          0.118
_exptl_crystal_size_min          0.058
_refine_diff_density_max         0.316
_refine_diff_density_min         -0.252
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         3512
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_gt           0.0976
_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^)+(0.1562P)^2^+1.0141P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2736
_refine_ls_wR_factor_ref         0.2934
_reflns_number_gt                2834
_reflns_number_total             3512
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol402212g_si_001.cif
_cod_data_source_block           b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        1572.2(5)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1512565
_refine_ls_r_factor_ref          0.1212